Desktop PCs / Compare

Dell 27 All-in-One EC27250 vs Lenovo Yoga AIO 27IAH10

A

Product A: Dell

27 All-in-One EC27250

74 of 160 known

Change Dell 27 All-in-One EC27250

Compare the Lenovo Yoga AIO 27IAH10 with

Search desktop PCs

B

Product B: Lenovo

Yoga AIO 27IAH10

70 of 160 known

Change Lenovo Yoga AIO 27IAH10

Compare the Dell 27 All-in-One EC27250 with

Search desktop PCs

All 160 fields

Every value links to where we found it.

Only differences

ADell 27 All-in-One EC27250

BLenovo Yoga AIO 27IAH10

General

4 of 9 differ

Series

Not available

Yoga AIO1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Model numbersiMaker identifiers for this exact model and its listed variants. Excludes sibling models and other generations.

EC27250, DEC27250-5208WHT-PUS2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Amazon US item model number DEC27250-5208WHT-PUS, model name Dell EC27250 AIO, Core 5 120U, 16 GB, 512 GB, Style Non-Touch, Color White, sold by Dell. Dell's own EC27250 name is the family model.

F0J20012US1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Selected US F0J20012US fully opened in ordinary Chrome. Non-touch 255H/16 GB/1 TB/170 W reference. Touch 125H and higher RTX/32 GB references excluded.

GTIN / EAN

8841164822082Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026UPC 884116482208 from the item details.

1981570482561Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

AnnouncediThe maker's first announcement of this model. This is separate from first retail availability.

Not available

9 June 20251Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Exact configuration PSREF Announce Date, not proof of first family announcement or retail release.

Status

Available2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Listing is live, Best Sellers Rank #7 in All-in-One Computers, 4.5 stars with 141 ratings.

Available6Retailer pagebestbuy.com/product/lenovo-yoga-aio-27-all-in-one-intel-core-ultra-7-processor-255h-16gb-memory-1tb-ssd-luna-grey/JJGSHGJC38/sku/12485114Read 8 October 2026Current exact F0J20012US offer shipping in US, sold/shipped by PC Heaven marketplace at time of ordinary Chrome read. Stock hardware/Windows Home tuple verified. Separate Upgraded Windows Pro listing and refurbished offers excluded. Current price/comparable value not launch MSRP.

PredecessoriThe model this one directly replaced, in the same line, tier and size, as the maker or a trusted review names it.

Not available

Not available

SuccessoriThe model that directly replaced this one, in the same line, tier and size. A revision such as a Slim or OLED model does not count when a next generation exists.

Not available

Not available

Launch price (US)iThe maker's US launch MSRP for the stated configuration, excluding tax. Current store prices and later discounts do not qualify.

Not available

Not available

Launch price (EU)iThe maker's euro launch price for the stated configuration, including VAT as published. Current store prices and later discounts do not qualify.

Not available

Not available

MarketsiISO country or region codes where this exact model or variant is sold. A source page's language does not establish availability.

US2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026US Amazon listing for the Dell US configuration. Dell sells other configurations in other markets.

US1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

ColoursiThe maker's own colour names

White1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Chassis: White with Isosceles stand. Only one colour is listed.2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Color White on the item details.

Luna Grey1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

SegmentiUse the maker's product category. Do not assign a use case from performance or appearance alone.

Mainstream1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Brochure: everyday productivity and immersive entertainment, a space-saving all-in-one for home or office. Dell sells it under the plain Dell brand. Stored as mainstream. No gaming, creator or workstation claim.

Not available

Form factoriThe maker's stated chassis class. Generic tower does not imply a full, mid or mini tower tier.

All-in-one1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Maker category is all-in-one.

All-in-one1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Case

2 of 10 differ

Case dimensionsiChassis width, height and depth in the stated orientation. Source notes identify feet, handles or brackets excluded by the maker. An all-in-one is measured with its included stand when the maker gives both sizes.

Width603.7Height455.5Depth200.7mm(23.8 × 17.9 × 7.9 in)1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026US dimensions with the Isosceles stand (White): width 23.76 in (603.70 mm), front and rear height 17.93 in (455.50 mm), depth 7.90 in (200.70 mm). Dell's width without the stand is larger (614.70 mm) and is not explained, so the with-stand figures are stored as published. Without the stand the panel is 41.80 mm deep and 399.74 mm high at the rear.

Width613.6Height565.5Depth235mm(24.2 × 22.3 × 9.3 in)1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Published upright WxDxH with stand. Dimensions can vary by configuration. Rotated portrait orientation is separate. No malformed review inches converted.

Case volumeiVolume published by the maker. It may differ from the outer dimensions multiplied together.

Not available

Not available

WeightiPublished system weight for the stated configuration. Source notes distinguish maximum, approximate and starting weights. An all-in-one is weighed with its included stand when the maker gives both weights.

6.47kg(14.3 lb)1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Starting weight, non-touchscreen, with the Isosceles stand: 14.26 lb (6.47 kg). Maximum weight 6.57 kg. The touchscreen starts at 6.92 kg. Dell says weights vary with configuration and manufacturing variability.

8.4kg(18.5 lb)1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Around 8.4 kg for integrated-graphics system including stand. Maker warns component and manufacturing variation. RTX starting 9.4 kg and shipping 13.28 kg are excluded.

Case model

Not available

Not available

Case materialsiPublished materials of the enclosure and panels, not every internal component. An edition with other panels, such as a wood front, can differ, so it is per variant.

Not available

Not available

Side panel

Not available

Not available

Front panel

Not available

Not available

Tool-less side paneliWhether the side panel can be opened without a tool after any shipping or security screw is removed. Conditions belong in the source note.

Not available

Not available

Dust filters

Not available

Not available

VESA mount

Not available

Not available

Display

3 of 6 differ

Screen sizeiActual diagonal of the primary built-in all-in-one display. Do not substitute a rounded marketed size. External bundled monitors and chassis status screens are excluded.

27in(68.6 cm)1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Display options: 68.5 cm (27") display. 27 in is 68.58 cm, so Dell's 68.5 cm is a truncated figure and 27 in is stored.

27in(68.6 cm)1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Native resolutioniPhysical pixel resolution of the primary built-in all-in-one display. External video-output limits, bundled monitors and chassis status screens do not qualify.

1920 × 1080px1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Display options: FHD 1920x1080.

2560 × 1440px1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Panel typeiPublished panel technology of the primary built-in all-in-one display. A display brand name alone does not establish panel technology. External bundled monitors and chassis status screens are excluded.

IPS1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Display options say WVA, anti-glare. The brochure copy says FHD IPS display with 99% sRGB. Stored as ips, the published technology.

IPS1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Selected maker calls panel IPS, with platform footnote permitting related IPS-family technologies. Actual exact panel supplier/model unknown.

Max refresh rateiHighest published refresh rate of the primary built-in display at native resolution. External video-output limits do not qualify.

100Hz1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Display options: non-touch FHD 1920x1080, 100Hz. The brochure claim says 100Hz refresh rate compared to 60Hz on the previous generation, Inspiron 27 All-in-One (7730). heise's comparison page lists 60Hz for the Core 5 120U, 16 GB, 512 GB configuration. Dell's figure is stored.

120Hz1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

TouchscreeniPublished touch-input support of the primary built-in display. A touchscreen status panel does not qualify.

No1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Display options: the non-touch panel is the reference. A touch option exists. The Amazon listing for this SKU says Style Non-Touch.

No1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 20268Reviewtechradar.com/computing/windows-pcs/lenovo-yoga-aio-27Read 8 October 2026November 1, 2025 review explicitly tests Best Buy 255H/16GB/1TB non-touch configuration. Touch base 125H model is a different purchase reference.

Brightness (SDR, claimed)iManufacturer ordinary brightness rating of the primary built-in display. Preserve published conditions in source notes. Not HDR peak, outdoor peak or a reviewer measurement.

300nits1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Display options: non-touch panel 300 nit, 99% sRGB. The touch option is 250 nit. Dell does not say typical or minimum.

400nits1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Maker ordinary 400-nit claim. Current retailer feature prose says 350 but selected primary and matching actual review support 400. No measured luminance substituted.

Motherboard

3 of 9 differ

Motherboard

Not available

Not available

Chipset

Integrated with the processor1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Chipset row: Integrated with the processor.

Intel SoC Platform1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Motherboard form factoriMotherboard dimensions class, not the size of the computer case.

Not available

Not available

CPU socket

FCBGA17443Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 2026Sockets Supported FCBGA1744, a soldered package.

FCBGA20492Maker product pageintel.com/content/www/us/en/products/sku/241751/intel-core-ultra-7-processor-255h-24m-cache-up-to-5-10-ghz/specifications.htmlRead 8 October 2026

Expansion slotsiPhysical card slots and WLAN M.2 slots. Storage M.2 slots belong in storage_slots. Mechanical slot shape and electrical lane width are separate.

Not available

Not available

PCIe x16 slotsiCounts mechanically x16 card slots, including occupied slots. A slot may have fewer electrical lanes.

Not available

Not available

Free expansion slotsiCounts slots documented as unoccupied. GPU thickness can block access to an unoccupied slot.

Not available

Not available

Fan headersiPhysical connectors for fans on the motherboard, not the number of installed fans.

Not available

15Owner's manualdownload.lenovo.com/consumer/desktop_pub/yoga_aio_27iah10_hmm_en.pdfRead 8 October 2026Original F0J2 HMM printed p51 complete board illustration/table lists exactly one Thermal fan connector. This counts electrical fan connections, not CPU or chassis fan rotors. SSD-label discrepancy is not used as a slot count.

Overclocking in BIOSiTrue when BIOS permits CPU or memory tuning. Source notes must distinguish XMP or EXPO memory tuning from CPU multiplier overclocking.

Not available

Not available

Processor

13 of 16 differ

Processor

Intel Core 5 120U1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Processor options row: Intel Core 5 120U (Series 1), 12 MB cache, 10 cores, 12 threads, 1.4 GHz to 5.0 GHz P-Core Turbo, 15W.

Intel Core Ultra 7 255H1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Processor brand

Intel3Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 2026Intel Core 5 processor 120U.

Intel1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Processor codenameiChip maker's processor or platform codename. This is separate from each core's architecture name.

Raptor Lake3Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 2026Products formerly Raptor Lake.

Arrow Lake2Maker product pageintel.com/content/www/us/en/products/sku/241751/intel-core-ultra-7-processor-255h-24m-cache-up-to-5-10-ghz/specifications.htmlRead 8 October 2026

Core configurationiOne row per stated core category. Apple super cores are distinct from performance cores. Clock values describe that category.

ADell 27 All-in-One EC27250

Core type	Count	Base clock (GHz)	Max core turbo clock (GHz)
Performance	2	1.4	5
Efficiency	8	0.9	3.8

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Brochure: 1.4 GHz to 5.0 GHz P-Core Turbo, 10 cores, 12 threads. The split into 2 performance and 8 efficient cores, the 0.9 GHz efficient-core base and the 3.8 GHz efficient-core turbo are from Intel's page. Core names are not stated.3Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 20262 Performance-cores at 1.4 GHz base and 5 GHz max turbo, 8 Efficient-cores at 900 MHz base and 3.8 GHz max turbo. This matches Dell's 10 cores, 12 threads and 5.0 GHz. Core names are not on the page.

BLenovo Yoga AIO 27IAH10

Core type	Count	Base clock (GHz)	Max core turbo clock (GHz)
Performance	6	2	5.1
Efficiency	8	1.5	4.4
Low-power efficiency	2	0.7	2.5

Source2Maker product pageintel.com/content/www/us/en/products/sku/241751/intel-core-ultra-7-processor-255h-24m-cache-up-to-5-10-ghz/specifications.htmlRead 8 October 2026CPU core categories and each base/turbo clock directly published. Six P, eight E and two LPE = 16 cores/threads. NPU-only 13 TOPS is Int8, distinct from GPU 74 and total 96 TOPS.

CPU cores

10=CalculatedFrom Core configuration

16=CalculatedFrom Core configuration

Performance coresiCounts rows explicitly classified as performance cores. Apple super cores are stored separately and excluded.

2=CalculatedFrom Core configuration

6=CalculatedFrom Core configuration

Efficiency coresiCounts efficiency and low-power efficiency cores. Zero means a complete stated core configuration has no such cores.

8=CalculatedFrom Core configuration

10=CalculatedFrom Core configuration

Threads

121Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 202610 cores, 12 threads.

161Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Max core turbo clockiHighest core-category turbo or boost clock in cpu_clusters. Separate favored-core or processor-level boost ratings are not substituted for a category's published turbo clock.

5GHz=CalculatedFrom Core configuration

5.1GHz=CalculatedFrom Core configuration

L3 cache

12MB1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 202612 MB cache. Intel names it Intel Smart Cache, the shared L3.

24MB1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

CPU core process nodeiPublished CPU-core fabrication node. Package components and I/O dies may use other nodes. Maker node name belongs in the source note.

10nm3Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 2026CPU Lithography Intel 7. Stored as 10, the nm class of Intel 7, as for other Intel 7 processors in the catalog.

3nm2Maker product pageintel.com/content/www/us/en/products/sku/241751/intel-core-ultra-7-processor-255h-24m-cache-up-to-5-10-ghz/specifications.htmlRead 8 October 2026CPU-core lithography explicitly TSMC N3B. Nominal 3 nm class, not GPU/I/O fabrication or physical transistor size.

CPU base power (chip rating)iChip maker's base-power or default-TDP rating. It is not measured wall power or the PC maker's configured power limit.

15W1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Processor row: 15W, the chip maker's base power. Dell's configured limits are not published.3Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 2026Processor Base Power 15 W. Maximum Turbo Power is 55 W, a chip rating and not Dell's configured limit.

28W2Maker product pageintel.com/content/www/us/en/products/sku/241751/intel-core-ultra-7-processor-255h-24m-cache-up-to-5-10-ghz/specifications.htmlRead 8 October 2026Chip base-power rating. 115 W maximum turbo rating is not proved Lenovo configured PL2 and is omitted.

Peak CPU power (configured)iPower limit configured by the PC maker, such as PL2 or PPT. Do not substitute the chip maker's maximum turbo-power rating.

Not available

Not available

Unlocked multiplier

Not available

Not available

NPU performanceiPublished NPU throughput only. GPU, total-system AI throughput and different precision modes are separate. Precision belongs in the source note.

Not available

13TOPS1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Integrated GPU

Intel Graphics1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Graphics options row: Intel Graphics (Integrated).

Intel Arc 140T1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Cooling

1 of 6 differ

CPU cooler

Not available

Air3Owner's manualdownload.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdfRead 8 October 2026Original heat-sink and thermal-fan removal pages show active blower/heatsink cooling. No standalone fan diameter or separate case-fan total inferred.

CPU cooler model

Not available

Not available

Radiator size

Not available

Not available

Radiator position

Not available

Not available

Case fansiInstalled chassis airflow fans, including radiator fans. Excludes GPU, PSU and standalone CPU-cooler fans. Count fan rotors, including multiple rotors in a single-frame assembly. A mini PC whose only fan cools the processor and moves the air through the case counts that fan.

Not available

Not available

Number of case fansiSum of documented chassis and radiator fan rotors. Excludes GPU, PSU and standalone CPU-cooler fans.

Not available

Not available

Graphics

0 of 11 differ

Discrete GPU

No1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Graphics options: Intel Graphics (integrated) or an optional NVIDIA GeForce MX570A, available with Intel Core 7 or Core i7 only. The Core 5 120U configuration has no discrete GPU.

No1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

GPUiDiscrete graphics chip. Integrated graphics belong in integrated_gpu.

Not available

Not available

GPU brand

Not available

Not available

Graphics card

Not available

Not available

VRAM

Not available

Not available

VRAM type

Not available

Not available

GPU board poweriConfigured total board power of the installed card. A chip-family reference rating is not proof of an OEM card limit.

Not available

Not available

GPU boost clockiPublished boost clock for the installed graphics card and mode. Do not use a measured transient clock or another board model's rating.

Not available

Not available

Graphics card length

Not available

Not available

Graphics card thicknessiCard thickness in PCIe bracket-slot units, such as 2.5. This is not the number of connectors or motherboard slots.

Not available

Not available

GPU power connector

Not available

Not available

Memory

7 of 11 differ

RAM

16GB1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Memory options: 8 GB (1 x 8 GB), 16 GB (2 x 8 GB) or 32 GB (2 x 16 GB), all DDR5 at 5200 MT/s. Reference configuration is 16 GB, two modules, dual channel.

16GB1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

RAM type

DDR51Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026DDR5.

LPDDR5X1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Configured RAM speediMemory transfer rate configured on delivery. A rated XMP or EXPO profile may be faster when it is disabled.

5,200MT/s1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 20265200 MT/s. The 16 GB option is dual channel.

7,467MT/s1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Exact configured memory label LPDDR5X-7467. No 8400 MT/s controller ceiling or module profile substituted.

Rated kit speediRated memory-kit or profile speed. This can differ from the speed configured on delivery.

Not available

Not available

Memory kit

Not available

Not available

RAM upgradeiHow installed memory is physically attached. Purchase-time capacity choices do not mean memory can be upgraded later.

Slots1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Dell sells 8, 16 and 32 GB options as one or two modules and heise lists SO-DIMM modules in two slots, so memory is in replaceable slots.6Spec databasepreisvergleich.heise.de/dell-27-all-in-one-ec27250-7vfrn-a3751071.htmlRead 15 October 2026Same page lists SO-DIMM modules in 2 slots, none free.

Soldered1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 20268Reviewtechradar.com/computing/windows-pcs/lenovo-yoga-aio-27Read 8 October 2026Actual review confirms soldered RAM. Measured scores lack proved default profile and are excluded.

Memory slotsiPhysical replaceable memory connectors, with one row per occupancy state. Package-integrated memory is not a DIMM slot.

ADell 27 All-in-One EC27250

Slot	Count	Occupied	Module size (GB)
SO-DIMM	2	Yes	8

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026The 16 GB option is 2 x 8 GB, so both slots are used. Two SO-DIMM slots come from heise (see its note).2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Item details: 16 GB DDR5 installed, Memory Slots Available 2, which is the slot total here, since the 16 GB option is two 8 GB modules.6Spec databasepreisvergleich.heise.de/dell-27-all-in-one-ec27250-7vfrn-a3751071.htmlRead 15 October 2026German price comparison for the Dell 27 All-in-One EC27250 Pearl White, Core 5 120U, 16GB RAM, 512GB SSD (7VFRN): 16GB DDR5-5200, 2x 8GB SO-DIMM modules, 2 slots in total, 0 free.

BLenovo Yoga AIO 27IAH10

Not available

RAM slots

2=CalculatedFrom Memory slots

Not available

Free RAM slots

0=CalculatedFrom Memory slots

Not available

Max RAM for this CPU and GPUiMaximum stated capacity without changing the CPU or GPU configuration represented by this product. For integrated memory this is a purchase-time limit. For slot-based RAM it is the maker's supported upgrade limit.

32GB1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Brochure: up to 32GB DDR5 memory. The 32 GB option is 2 x 16 GB. heise's comparison page says max 64GB, which Dell does not state.

16GB1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026This fixed board has 16 GB soldered memory and no upgrade slots. PSREF lists separate 16/32 GB soldered purchase configurations. 32 GB is not a user upgrade to this selected board.

ECC memoryiSystem-level ECC memory support or configuration. DDR5 on-die ECC alone does not establish this field.

No3Maker product pageintel.com/content/www/us/en/products/sku/236796/intel-core-5-processor-120u-12m-cache-up-to-5-00-ghz/specifications.htmlRead 15 October 2026ECC Memory Supported: No.

No2Maker product pageintel.com/content/www/us/en/products/sku/241751/intel-core-ultra-7-processor-255h-24m-cache-up-to-5-10-ghz/specifications.htmlRead 8 October 2026Installed 255H memory controller explicitly ECC Memory Supported No. LPDDR on-die correction does not mean system-level ECC.

Storage

7 of 7 differ

Storage

512GB=CalculatedFrom Installed drives

1TB=CalculatedFrom Installed drives

Installed drivesiInstalled drives, one row per physical drive. Capacity is in decimal GB. Use the generic SSD option when its protocol is not published. It does not establish an interface or socket. Do not represent alternative purchase capacities as installed drives.

ADell 27 All-in-One EC27250

Capacity (GB)	Type	PCIe generation
512	NVMe SSD	4

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Storage options: 512 GB, 1 TB or 2 TB, M.2 2230, QLC PCIe Gen4 NVMe SSD. Decimal GB, 512 GB stored as 512. Drive maker and model are not stated.

BLenovo Yoga AIO 27IAH10

Capacity (GB)	Type	PCIe generation
1,000	NVMe SSD	4

Source1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Exact selected installed 1 TB M.2 2280 PCIe4x4 NVMe. Usable socket count is disputed: current PSREF says one drive and two M.2 including WLAN, while original F0J2 HMM p51 labels SSD1 and SSD2 plus WLAN. Optional NPU-card procedure does not prove another usable SSD socket. Slot/free counts remain unknown.

Storage slots and baysiPhysical SSD connectors and drive bays, counted once each. Multiple supported M.2 lengths or alternative bay uses do not create extra slots.

ADell 27 All-in-One EC27250

Form factor	Interface	PCIe generation	Count	Occupied
M.2 2230	PCIe NVMe	4	1	Yes

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026SSD options are M.2 2230 PCIe Gen4 NVMe. One slot is stored, occupied. The slot generation is the PCIe Gen4 of the Dell drive. Dell does not state a second storage slot.6Spec databasepreisvergleich.heise.de/dell-27-all-in-one-ec27250-7vfrn-a3751071.htmlRead 15 October 2026Same page: 512GB M.2 PCIe (2230), matching Dell's M.2 2230 drive option.

BLenovo Yoga AIO 27IAH10

Not available

M.2 slots

1=CalculatedFrom Storage slots and bays

Not available

Free M.2 slots

0=CalculatedFrom Storage slots and bays

Not available

Free drive bays

0=CalculatedFrom Storage slots and bays

Not available

Fastest storage-slot PCIe generationiHighest documented PCIe generation of a storage slot. This does not identify the installed drive's generation.

4=CalculatedFrom Storage slots and bays

Not available

Power supply

1 of 7 differ

PSU rated outputiPower supply's rated output, or an external adapter's output rating. Maximum system consumption, peak PSU power and wall draw are separate.

90W1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Power supply options: 90W AC adapter, 4.5 mm barrel, for Intel Graphics. 130W is for NVIDIA graphics. Amazon lists 90 watts for this SKU.2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Item details list Power Consumption 90 watts.

170W1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Exact 170 W 89% external adapter. Efficiency percentage is not an 80 PLUS certification, so no certified-efficiency enum is filled.

PSU form factoriReplacement PSU dimensions class. Electrical standards such as ATX12VO belong in psu_atx_version. A supply built into an all-in-one is proprietary unless the maker names a standard size.

External adapter1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026External AC adapter with a 4.5 mm barrel plug.

External adapter1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

PSU efficiencyiWhen an 80 PLUS and a Cybenetics level are both published, the 80 PLUS level is stored and the Cybenetics level goes in the source note.

Not available

Not available

Modular cables

Not available

Not available

PSU model

Not available

Not available

ATX version

Not available

Not available

Native 12V-2x6 cableiThe supplied PSU has a native 12V-2x6 GPU cable. A generic 16-pin connector description alone does not establish its revision.

Not available

Not available

Ports

4 of 9 differ

User-facing I/O positioniLocation of the accessible front, top, side or bottom port panel.

Side1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Ports and slots: Side has the single USB-C port. All other ports are on the rear.

Side1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

User-facing portsiAccessible front, top, side and bottom ports at the stated I/O position. Counts refer to physical connectors.

ADell 27 All-in-One EC27250

Type	Version	Count	Max stated link rate (Gbps)
USB-C	USB 3.2 Gen 2	1	10

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Side: (1) USB 3.2 Type-C Gen 2 (10 Gbps) port. Dell does not state its charging power, so no power output is stored.

BLenovo Yoga AIO 27IAH10

Type	Version	Count	Max stated link rate (Gbps)	Power out (W)
USB-C	USB 3.2 Gen 2	1	10	15
USB-A	USB 3.2 Gen 2	1	10	Not available
3.5 mm audio	Not available	1	Not available	Not available

Source1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Selected Left Ports group. Side designation groups the accessible physical panel. USB-C capability qualifiers are backed by original manual. Buttons and camera switch are not counted as ports.4Owner's manualdownload.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdfRead 8 October 2026Printed p6 explicitly USB-C 10Gbps output 5 V 3 A, exactly 15 W, and USB-C-to-DP display 3840x2160@60. Left connector also acts as laptop display input in monitor mode. Not USB4/Thunderbolt despite generic transfer-rate example table.

Rear portsiPhysical rear connectors, including motherboard and discrete-GPU outputs. Source notes identify disabled onboard video ports and any incomplete GPU output evidence. A video input, such as HDMI in on an all-in-one, is Other. AC power input is a mains inlet, such as C14, for a built-in power supply. DC in is for an external adapter.

ADell 27 All-in-One EC27250

Type	Version	Count	Max stated link rate (Gbps)	Connected to
USB-A	USB 3.2 Gen 1 with wake-up support	3	5	Motherboard
USB-A	USB 3.2 Gen 2 with PowerShare	1	10	Motherboard
Other	HDMI 1.4 input	1	Not available	Not available
HDMI	1.4b output	1	Not available	Motherboard
Ethernet (RJ45)	1 Gigabit Ethernet	1	1	Motherboard
3.5 mm audio	Global headset jack	1	Not available	Not available
SD card	SD card reader	1	Not available	Not available
DC in	4.5 mm barrel power-adapter port	1	Not available	Not available

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Rear: (3) USB 3.2 Gen 1 (5 Gbps) with wake-up support, (1) USB 3.2 Gen 2 (10 Gbps) with PowerShare, (1) HDMI-in 1.4, (1) HDMI-out 1.4b, (1) RJ45 Ethernet, (1) global headset jack, (1) power-adapter port, (1) SD card reader. HDMI-in is an input for another PC, so it is stored as other with no source. No DisplayPort or USB-C video output is listed. The Ethernet speed is from heise, since the brochure says only RJ45.6Spec databasepreisvergleich.heise.de/dell-27-all-in-one-ec27250-7vfrn-a3751071.htmlRead 15 October 2026Same page: RJ-45 (1000Base-T). It also lists Wi-Fi 6E 2x2 Intel AX211 and Bluetooth 5.3, matching Dell.

BLenovo Yoga AIO 27IAH10

Type	Version	Count	Max stated link rate (Gbps)	Power out (W)	DP Alt Mode	Connected to
USB-C	USB 3.2 Gen 2	1	10	15	Yes	Motherboard
USB-A	USB 3.2 Gen 2	2	10	Not available	Not available	Motherboard
Other	HDMI 2.1 input	1	Not available	Not available	Not available	Not available
HDMI	2.1 TMDS output	1	Not available	Not available	Not available	Motherboard
Ethernet (RJ45)	Not available	1	1	Not available	Not available	Motherboard
DC in	Not available	1	Not available	Not available	Not available	Not available

Source1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Physical rear connectors. HDMI input and HDMI output are separate sockets and directions. Output is 2.1 TMDS, not FRL. Manual USB-C capabilities are separately scoped. DC-in is not USB.4Owner's manualdownload.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdfRead 8 October 2026Same original USB-C table applies 10Gbps connectors. 4K60 USB-C DP output and 15 W charging are advertised capabilities. PC/monitor/base modes have different connection direction and roles. HMM explicitly marks left connector DP IN, not a second physical DP socket.

User-facing USB portsiPhysical USB-A and USB-C connectors on the accessible front, top, side or bottom panel.

1=CalculatedFrom User-facing ports

2=CalculatedFrom User-facing ports

User-facing USB-C portsiPhysical USB-C connectors on the accessible front, top, side or bottom panel, including Thunderbolt and USB4 sockets.

1=CalculatedFrom User-facing ports

1=CalculatedFrom User-facing ports

Rear USB ports

4=CalculatedFrom Rear ports

3=CalculatedFrom Rear ports

ThunderboltiThunderbolt documented in the rear-port table. Front-panel-only Thunderbolt is not covered by this derived field.

Not available

Not available

Ethernet speed

1Gbps=CalculatedFrom Rear ports

1Gbps=CalculatedFrom Rear ports

Discrete GPU output portsiCounts rear connectors explicitly attributed to the discrete graphics card. A partial rear-port table cannot establish the card's complete output count.

Not available

Not available

Wireless

4 of 6 differ

Wi-Fi

Wi-Fi 6E1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Connectivity: Intel Wi-Fi 6E AX211, 2x2, 802.11ax, MIMO, Bluetooth 5.3 wireless card. Footnote: Wi-Fi 6E needs Windows 11 and a compatible router and is only available in select locations.

Wi-Fi 71Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Wi-Fi bandsiBands explicitly supported by the installed radio and product region. Do not infer 6GHz use solely from a Wi-Fi version.

2.4 GHz, 5 GHz, 6 GHz4Maker product pageintel.com/content/www/us/en/products/sku/204837/intel-wifi-6e-ax211-gig/specifications.htmlRead 15 October 2026Intel Wi-Fi 6E AX211 supports 2.4, 5 and 6 GHz with 160 MHz channels. Dell says 6 GHz Wi-Fi 6E is only available in select locations, so use depends on the country.

Not available

Wi-Fi module

Intel Wi-Fi 6E AX2111Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Intel Wi-Fi 6E AX211, 2x2, 802.11ax.

Not available

Wi-Fi antenna

Not available

Not available

Bluetooth

5.31Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Bluetooth 5.3. Dell adds that the Bluetooth version may vary with the installed operating system.

5.41Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Ethernet controller

Not available

Not available

Camera and audio

5 of 5 differ

WebcamiPublished built-in camera description and resolution. Keep sensor megapixels, video resolution and named camera features distinct in the source note. External bundled cameras do not qualify.

5 MP RGB + IR pop-up camera, 1920p at 30 fps1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Camera options: 1080p at 30 fps FHD RGB camera, or 1920p at 30 fps 5 MP RGB + IR camera. The Amazon listing for this SKU names the 5MP IR pop-up webcam. The brochure says the camera pops up and hides for privacy, with a 0 to 20 degree tilt.2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Bullets and A+ content: HDR technology on the 5MP IR pop-up camera with 0 to 20 degree tilt.

5 MP RGB and IR camera with electronic camera switch1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 20265 MP RGB/IR configuration. Original guide and matching review establish electronic switch, without a physical lens-cover shutter. Video recording resolution is not inferred.7Reviewwindowscentral.com/hardware/lenovo/lenovo-yoga-27-aio-reviewRead 8 October 2026Matching actual review confirms electronic privacy switch and expressly no physical shutter. Benchmarks lack proved maker default profile and Geekbench minor version, so no performance/SSD scores stored. Noise 37.2 dB lacks distance/weighting. 31.9°C surface heat is not CPU stress temperature.

Built-in speaker driversiPhysical built-in acoustic drivers, including separate tweeters and woofers. Audio channels, system beepers and external bundled speakers do not count. Do not infer driver count from speaker assemblies.

21Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Audio row: stereo speakers, 5W x 2 (10W total). Two drivers.

41Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Total speaker poweriManufacturer stated combined output of the built-in speakers. Preserve power basis in source notes. PSU ratings and external speaker output do not qualify.

10W1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Audio row: 10W total.

Not available

MicrophonesiPhysical built-in microphones. Beamforming channels and microphone modes do not count.

Not available

21Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Audio featuresiPublished built-in audio capabilities and their required software or accessories. Do not infer hardware from an audio brand name.

Stereo speakers with Realtek ALC3289, Dolby Atmos1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Audio row: stereo speakers with Realtek ALC3289, 5W x 2. Brochure: dual speakers and Dolby Atmos spatial sound.

JBL stereo speakers, Two 3 W tweeters and two 5 W woofers1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026Four physical JBL drivers, two tweeters and two woofers. Literal per-driver power ratings retained. Combined output basis not published, so total scalar omitted.

Lighting

None of 4 known

RGB lighting

Not available

Not available

Lit parts

Not available

Not available

Lighting standardiNamed physical RGB control or connector standard. ARGB lighting alone does not prove a 5V header or a standard connector.

Not available

Not available

Lighting software

Not available

Not available

Software

2 of 3 differ

Operating system

Windows 11 Home1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Operating system options: Windows 11 Home or Pro, 64-bit. The Amazon listing for this SKU names Windows 11 Home.2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Operating System Windows 11 Home.

Windows 11 Home, English1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

OS family

Windows2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Windows 11 Home.

Windows1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Control software

Not available

Lenovo Vantage, Lenovo Smart Meeting3Owner's manualdownload.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdfRead 8 October 2026

Upgradeability

None of 4 known

Proprietary partsiParts or interfaces the maker or teardown identifies as requiring nonstandard replacements. Do not infer from a brand label alone.

Not available

Not available

Max graphics card length

Not available

Not available

Max CPU cooler height

Not available

Not available

Warranty kept after upgradeiWhether the maker keeps the warranty after a user upgrade under the stated terms and market. Damage exclusions alone do not mean all warranty is void.

Not available

Not available

Measured performance

None of 8 known

Cinebench 2024 single-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Cinebench 2024 multi-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Geekbench single-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Geekbench multi-coreiMeasured by a reviewer, not claimed by the maker

Not available

Not available

3DMark Time Spy graphicsiMeasured by a reviewer, not claimed by the maker

Not available

Not available

3DMark Steel NomadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

SSD sequential read (measured)iReviewer's sequential read test. A file-copy rate or maker's SSD rating is not a sequential read measurement. Test method belongs in the source note.

Not available

Not available

Game frame ratesiReviewer measurements for this CPU, GPU, memory, storage and cooling configuration. Resolution, preset, ray tracing, upscaling and frame generation conditions belong in rows or source notes.

Not available

Not available

Measured noise and temperature

None of 6 known

Fan noise per loadiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Highest measured fan noiseiHighest measured row in fan_noise_measured, not a theoretical maximum. Compare only at the same distance and test conditions.

Not available

Not available

Measured fan noise at idleiHighest documented idle row in fan_noise_measured. Distance and ambient noise floor belong in the source note.

Not available

Not available

CPU temperature in stress testiCPU temperature measured during the named sustained load. Source notes distinguish gaming loops from synthetic CPU or combined stress tests.

Not available

Not available

CPU clock in stress testiSustained all-core CPU clock under the stated test. A P-core-only average is not a whole-CPU all-core clock.

Not available

Not available

GPU temperature while gamingiMeasured by a reviewer, not claimed by the maker

Not available

Not available

Measured power

None of 6 known

Power draw idleiMeasured system power at the wall at idle. Certification or maker claims are not reviewer measurements.

Not available

Not available

Power draw gamingiMeasured system power at the wall during the stated game and settings.

Not available

Not available

Power draw maxiMeasured power at the wall during combined CPU and GPU stress. A PSU rating or game-only load is not this value.

Not available

Not available

Power draw sleep or offiMeasured power at the wall with the stated sleep or off mode. These modes must be identified in the source note.

Not available

Not available

Sustained CPU power (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

GPU power while gaming (measured)iMeasured by a reviewer, not claimed by the maker

Not available

Not available

Certifications

1 of 5 differ

ENERGY STARiExplicit certification status for the model or defined configuration scope. Absence from a search result is not proof of false.

Yes5Certification listdata.energystar.gov/resource/rxdj-2c88.jsonRead 15 October 2026ENERGY STAR Certified Computers record for Dell model number EC27250 (model name W28C), certified 2025-07-10, markets United States, Japan, Canada, Taiwan and Switzerland. The record names a Core 7 150U, Windows 11 Pro configuration (TEC 57.5 kWh, date available on market 2026-01-15), so TEC and that date are not used for the Core 5 120U configuration. The record certifies the model number EC27250.

Yes1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

EPEATiPublished registration level. Missing registration evidence is not proof of none.

Not available

Not available

Copilot+ PC

Not available

Not available

Typical annual energy consumption (TEC)iStandardized TEC from the named ENERGY STAR or EU product-information record. It is not a prediction of an individual user's annual energy use.

Not available

Not available

Other certifications

TÜV Rheinland Low Blue Light (Hardware Solution) Category 2, TÜV Rheinland Flicker Free1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Claims: TÜV Rheinland Category 2 certified, Low Blue Light Content (hardware solution, ID 1111251878), and TÜV Rheinland Flicker Free (ID 1111251879). Both apply to the display of the family, with no touch or non-touch split stated.

ENERGY STAR 8.0, ErP Lot 3/7, REACH, RoHS, Eyesafe Certified 2.0, TÜV Rheinland Flicker Free, TÜV Rheinland Low Blue Light (Hardware Solution)1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

In the box

1 of 2 differ

In the boxiItems supplied with this exact configuration. Optional accessories and configurator add-ons are not guaranteed included.

Dell 27 All-in-One EC27250, Dell Pro Keyboard and Mouse-KM5221W White (Copilot)-US English, Documentation, Power Cord2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Built-In Media: Dell 27 All-in-One EC27250, Dell Pro Keyboard and Mouse-KM5221W White (Copilot)-US English, Documentation, Power Cord.

Lenovo Yoga AIO 27IAH10 PC with adjustable stand and wireless charging base, 170 W AC power adapter, Power cord, Grey English Euterpe Wireless Keyboard, Grey Euterpe Wireless Mouse, USB-A to USB-C keyboard charging cable3Owner's manualdownload.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdfRead 8 October 2026Exact selected PSREF fixes Euterpe keyboard/mouse and included wireless charging base. Original CRU/setup lists adapter/power cord. Matching actual Windows Central package shows keyboard charging cable. Optional full-function USB-C monitor cable is not assumed included.7Reviewwindowscentral.com/hardware/lenovo/lenovo-yoga-27-aio-reviewRead 8 October 2026Matching actual package image explicitly identifies keyboard/mouse, USB-C-to-USB-A keyboard charging cable and power cable. Maker selected table identifies 170 W adapter. Review dimensions and weight are malformed/conflicting and ignored.

Included extrasiExtras confirmed supplied with the exact configuration. Optional bundles are excluded.

Keyboard, Mouse2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Keyboard and mouse from the built-in media list.

Keyboard, Mouse1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Warranty

1 of 2 differ

Manufacturer warranty (source market)iThe maker's warranty period for the exact SKU or configuration and market named in the source note. It applies only to that stated market, not every regional variant. Statutory consumer rights are excluded. The base term is stored. An extension that needs registration goes in the source note.

1year2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Listing bullet: 1 Year Onsite Service. The item details say 6 Months Dell Migrate, Basic Onsite Service after remote diagnosis with Hardware-Only Support. Stored as the 1-year base term named in the bullet, US market.

1year1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Warranty service

On-site2Retailer pageamazon.com/dp/B0F2GBJGLZRead 15 October 2026Service bullet: Dell will come to your home, office or location of choice if an issue covered by the limited hardware warranty cannot be resolved remotely. Stored as onsite, after remote diagnosis.

Mail-in1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Links

Not compared

Product page

www.dell.com/en-us/shop/desktop-computers/dell-27-all-in-one-desktop/spd/dell-ec27250-aio/useec27250pbtshjxl1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Dell US store page for the family, from the task brief and search results. dell.com is blocked for agents, so the page was not opened.

psref.lenovo.com/Detail/Yoga_AIO_27IAH101Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Spec sheet

www.delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdf1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/briefs-summaries/dell-27-all-in-one-desktop-ec27250-brochure.pdfRead 15 October 2026Dell's 16-page Dell 27 All-in-One (EC27250) brochure, PDF created Sep 2025. Its two specification tables cover the whole family: Core 5 120U, Core 7 150U, Core i5 1334U and Core i7 1355U, touch and non-touch panels, and an optional MX570A graphics card. dell.com has no spec sheet PDF at the delltechnologies.com path used for the 24 All-in-One. Every value stored here is matched to the Core 5 120U, 16 GB, 512 GB, non-touch, white configuration sold on Amazon US as DEC27250-5208WHT-PUS.

psref.lenovo.com/syspool/Sys/PDF/Yoga/Yoga_AIO_27IAH10/Yoga_AIO_27IAH10_Spec.pdf1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026

Manual

Not available

download.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdf3Owner's manualdownload.lenovo.com/km/dita/prod/202506/yoga_aio_27iah10/590a9d78ee815324829564e07793ef14_yoga_aio_27iah10/en/yoga_aioi_27_10_ug_en.pdfRead 8 October 2026Original User Guide Second Edition April 2025, explicitly F0J2. Obtained from exact PSREF documentation and PDF control. Original component, USB, mode-switching, charging and CRU chapters read and key physical pages rendered.

EPREL registration numberiId in the EU energy label database. Each size or model of a series has its own id, so it is per variant.

Not available

Not available

Both are also in the API. Back to all desktop PCs.