Desktop PCs / Compare
Dell Slim Desktop ECS1250 vs Lenovo Yoga AIO 27IAH10
Product A: Dell
70 of 160 known
Dell 27 All-in-One EC27250
HP OmniStudio X All-in-One 31.5 (32-c1000t)
Apple iMac 24-inch (M4, 2024, Four ports)
Apple iMac 24-inch (M4, 2024, Two ports)
Dell 24 All-in-One EC24250
HP OmniStudio All-in-One 24-cv0000m (Ryzen 3 30)
Apple iMac 24-inch (M3, 2023, Two ports)
GMKtec NucBox G10
GEEKOM A5 (Ryzen 5 7430U)
Dell Pro Micro QCM1250
Dell Tower ECT1250
HP OmniDesk Desktop M02-0055t
Change Dell Slim Desktop ECS1250
Compare the Lenovo Yoga AIO 27IAH10 with
Dell 27 All-in-One EC27250
HP OmniStudio X All-in-One 31.5 (32-c1000t)
Apple iMac 24-inch (M4, 2024, Four ports)
Apple iMac 24-inch (M4, 2024, Two ports)
Dell 24 All-in-One EC24250
HP OmniStudio All-in-One 24-cv0000m (Ryzen 3 30)
Apple iMac 24-inch (M3, 2023, Two ports)
GMKtec NucBox G10
GEEKOM A5 (Ryzen 5 7430U)
Dell Pro Micro QCM1250
Dell Tower ECT1250
HP OmniDesk Desktop M02-0055tProduct B: Lenovo
70 of 160 known
HP OmniStudio X All-in-One 31.5 (32-c1000t)
Dell 27 All-in-One EC27250
Dell Tower ECT1250
HP OmniDesk Desktop M02-0055t
Dell 24 All-in-One EC24250
HP OmniStudio All-in-One 24-cv0000m (Ryzen 3 30)
Valve Steam Machine (2026)
Framework Desktop (Ryzen AI Max+ 395, 128GB)
NVIDIA DGX Spark
Dell Pro Micro QCM1250
Dell Alienware Aurora (2025)
GEEKOM A6 (Ryzen 7 6800H)
Change Lenovo Yoga AIO 27IAH10
Compare the Dell Slim Desktop ECS1250 with
HP OmniStudio X All-in-One 31.5 (32-c1000t)
Dell 27 All-in-One EC27250
Dell Tower ECT1250
HP OmniDesk Desktop M02-0055t
Dell 24 All-in-One EC24250
HP OmniStudio All-in-One 24-cv0000m (Ryzen 3 30)
Valve Steam Machine (2026)
Framework Desktop (Ryzen AI Max+ 395, 128GB)
NVIDIA DGX Spark
Dell Pro Micro QCM1250
Dell Alienware Aurora (2025)
GEEKOM A6 (Ryzen 7 6800H)66 of 152 fields differ
- 31 different values
- 35 known for one only
- 17 the same
- 69 missing for both
Biggest differences
Each bar uses the scale of all 76 desktop PCs.
- Max RAMA: 64GBB: 16GBDell is 4 times higher.
- User-facing USB portsA: 4B: 2Dell has 2 more.
- CPU coresA: 10B: 16Lenovo has 6 more.
- Rear USB portsA: 4B: 3Dell has 1 more.
Size, drawn to scale
Front and side.
- ADell: 95 × 303.5 mm
- BLenovo: 613.6 × 565.5 mm
Weight
0 to 25 kg
All 160 fields
Every value links to where we found it.


General
5 of 9 differ
Series
Not available
Model numbers
GTIN / EAN
Announced
Not available
Status
Predecessor
Not available
Not available
Successor
Not available
Not available
Launch price (US)
Not available
Not available
Launch price (EU)
Not available
Not available
Markets
Colours
Form factor
Case
5 of 10 differ
Case dimensions
Width95Height303.5Depth293mm(3.7 × 11.9 × 11.5 in)1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Dimensions row: height 11.95 in (303.50 mm), width 3.74 in (95 mm), depth 11.54 in (293 mm), in the upright orientation. PC Watch's Japan article gives 65 x 293 x 305.5 mm, which does not fit the 8.5L volume, so the maker's figure is used. Amazon US lists the same 11.54 x 3.74 x 11.95 in.5Press articlepc.watch.impress.co.jp/docs/news/1670261.htmlRead 14 October 2026Japan article lists 65 x 293 x 305.5 mm and 3.49 to 4.75 kg. The weights match the spec sheet. The 65 mm width is not used.
Case volume
Not available
Weight
Case model
Not available
Not available
Side panel
Not available
Not available
Front panel
Not available
Not available
Tool-less side panel
Not available
Dust filters
Not available
Not available
VESA mount
Not available
Not available
Display
6 of 6 differ
Screen size
Not available
Native resolution
Not available
Panel type
Not available
Max refresh rate
Not available
Touchscreen
Not available
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.
Motherboard
5 of 9 differ
Motherboard
Not available
Not available
Chipset
Motherboard form factor
Not available
Not available
CPU socket
Expansion slots
ADell Slim Desktop ECS1250
| Mechanical slot type | Count | Occupied |
|---|---|---|
| PCIe x16 | 1 | Not available |
| PCIe x1 | 2 | Not available |
| M.2 E-key | 1 | Yes |
Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Expansion slots row: 3 HH PCIe expansion slots (x1, x1, x16). Half-height. Mechanical sizes only. Electrical lanes and generation are not stated. The Amazon US rear-port picture shows three slot covers. The WLAN M.2 row comes from Hardware Corner and is occupied because this configuration has a Wi-Fi 6 card.6Spec databasehardware-corner.net/desktop-models/Dell-Slim-ECS1250Read 14 October 2026Lists PCIe x16 plus two PCIe x1 slots and an M.2 2230 slot for Wi-Fi and Bluetooth. The slot layout matches the spec sheet.
BLenovo Yoga AIO 27IAH10
Not availablePCIe x16 slots
1
Not available
Free expansion slots
Not available
Not available
Overclocking in BIOS
Not available
Not available
Processor
9 of 16 differ
Processor
Intel Core Ultra 7 255H1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026
Processor brand
Processor codename
Core configuration
ADell Slim Desktop ECS1250
| Core type | Count | Base clock (GHz) | Max core turbo clock (GHz) |
|---|---|---|---|
| Performance | 6 | 3.3 | 4.9 |
| Efficiency | 4 | 2.7 | 4.4 |
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 |
CPU cores
10
16
Performance cores
6
6
Efficiency cores
4
10
Threads
Max core turbo clock
4.9GHz
5.1GHz
L3 cache
CPU core process node
CPU base power (chip rating)
Peak CPU power (configured)
Not available
Not available
Unlocked multiplier
Not available
Not available
NPU performance
Integrated GPU
Cooling
1 of 6 differ
CPU cooler model
Not available
Not available
Radiator size
Not available
Not available
Radiator position
Not available
Not available
Case fans
Not available
Not available
Number of case fans
Not available
Not available
Graphics
0 of 11 differ
Discrete GPU
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 power
Not available
Not available
GPU boost clock
Not available
Not available
Graphics card length
Not available
Not available
Graphics card thickness
Not available
Not available
GPU power connector
Not available
Not available
Memory
7 of 11 differ
RAM
RAM type
Configured RAM speed
Rated kit speed
Not available
Not available
Memory kit
Not available
Not available
RAM upgrade
Memory slots
ADell Slim Desktop ECS1250
| Slot | Count | Occupied | Module size (GB) |
|---|---|---|---|
| DIMM | 1 | Yes | 16 |
| DIMM | 1 | No | Not available |
BLenovo Yoga AIO 27IAH10
Not availableRAM slots
2
Not available
Free RAM slots
1
Not available
Max RAM for this CPU and GPU
ECC memory
Storage
7 of 7 differ
Storage
512GB
1TB
Installed drives
ADell Slim Desktop ECS1250
| Capacity (GB) | Type | PCIe generation |
|---|---|---|
| 512 | NVMe SSD | 4 |
BLenovo Yoga AIO 27IAH10
| Capacity (GB) | Type | PCIe generation |
|---|---|---|
| 1,000 | NVMe SSD | 4 |
Storage slots and bays
ADell Slim Desktop ECS1250
| Form factor | Interface | PCIe generation | PCIe lanes | Count | Occupied |
|---|---|---|---|---|---|
| M.2 2230 | PCIe NVMe | 4 | 4 | 1 | Yes |
| 3.5-inch bay | SATA | Not available | Not available | 1 | No |
Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026SSD options are M.2 2230 PCIe Gen4 NVMe. Hardware Corner says the slot is M.2 2230/2280 with PCIe 4.0 x4, which gives the lane count. Several lengths do not add slots, so one slot is stored. Dell lists a 2 TB 7200 RPM 3.5-inch SATA HDD as a storage option, and PC Watch says the chassis has one 3.5-inch shadow bay. The reference configuration has no HDD, so the bay is free.5Press articlepc.watch.impress.co.jp/docs/news/1670261.htmlRead 14 October 2026Dell Slim has one 3.5-inch shadow bay.6Spec databasehardware-corner.net/desktop-models/Dell-Slim-ECS1250Read 14 October 2026Lists M.2 2230/2280 (PCIe 4.0 x4, NVMe), one SATA port and a 3.5-inch drive bay.
BLenovo Yoga AIO 27IAH10
Not availableM.2 slots
1
Not available
Free M.2 slots
0
Not available
Free drive bays
1
Not available
Fastest storage-slot PCIe generation
4
Not available
Power supply
3 of 7 differ
PSU rated output
PSU form factor
Not available
PSU efficiency
Not available
Modular cables
Not available
Not available
PSU model
Not available
Not available
ATX version
Not available
Not available
Native 12V-2x6 cable
Not available
Not available
Ports
6 of 9 differ
User-facing I/O position
User-facing ports
ADell Slim Desktop ECS1250
| Type | Version | Count | Max stated link rate (Gbps) |
|---|---|---|---|
| USB-A | USB 2.0 | 2 | 0.48 |
| USB-A | USB 3.2 Gen 1 | 1 | 5 |
| USB-C | USB 3.2 Gen 1 | 1 | 5 |
| 3.5 mm audio | Global headset jack | 1 | Not available |
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 ports
ADell Slim Desktop ECS1250
| Type | Version | Count | Max stated link rate (Gbps) | Connected to |
|---|---|---|---|---|
| USB-A | USB 2.0 | 2 | 0.48 | Motherboard |
| USB-A | USB 3.2 Gen 1 | 2 | 5 | Motherboard |
| DisplayPort | 1.4 (HBR3) | 1 | Not available | Motherboard |
| HDMI | 2.1 (TMDS) | 1 | Not available | Motherboard |
| Ethernet (RJ45) | 1 Gigabit Ethernet | 1 | 1 | Motherboard |
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 ports
4
2
User-facing USB-C ports
1
1
Rear USB ports
4
3
Thunderbolt
Not available
Not available
Ethernet speed
1Gbps
1Gbps
Discrete GPU output ports
0
Not available
Wireless
2 of 6 differ
Wi-Fi
Wi-Fi bands
Not available
Not available
Wi-Fi module
Not available
Wi-Fi antenna
Not available
Not available
Bluetooth
Ethernet controller
Not available
Not available
Camera and audio
4 of 5 differ
Webcam
Not available
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 drivers
Not available
Total speaker power
Not available
Not available
Microphones
Not available
Audio features
Not available
Lighting
None of 4 known
RGB lighting
Not available
Not available
Lit parts
Not available
Not available
Lighting standard
Not available
Not available
Lighting software
Not available
Not available
Software
2 of 3 differ
Operating system
Windows 11 Home, English1Maker product pagepsref.lenovo.com/Detail/Yoga_AIO_27IAH10Read 8 October 2026
OS family
Control software
Not available
Upgradeability
None of 4 known
Proprietary parts
Not available
Not available
Max graphics card length
Not available
Not available
Max CPU cooler height
Not available
Not available
Warranty kept after upgrade
Not available
Not available
Measured performance
None of 8 known
Cinebench 2024 single-core
Not available
Not available
Cinebench 2024 multi-core
Not available
Not available
Geekbench single-core
Not available
Not available
Geekbench multi-core
Not available
Not available
3DMark Time Spy graphics
Not available
Not available
3DMark Steel Nomad
Not available
Not available
SSD sequential read (measured)
Not available
Not available
Game frame rates
Not available
Not available
Measured noise and temperature
None of 6 known
Fan noise per load
Not available
Not available
Highest measured fan noise
Not available
Not available
Measured fan noise at idle
Not available
Not available
CPU temperature in stress test
Not available
Not available
CPU clock in stress test
Not available
Not available
GPU temperature while gaming
Not available
Not available
Measured power
None of 6 known
Power draw idle
Not available
Not available
Power draw gaming
Not available
Not available
Power draw max
Not available
Not available
Power draw sleep or off
Not available
Not available
Sustained CPU power (measured)
Not available
Not available
GPU power while gaming (measured)
Not available
Not available
Certifications
2 of 5 differ
ENERGY STAR
Yes1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Page 2: Dell Slim is certified ENERGY STAR. The ENERGY STAR certified computers list has model number ECS1250.3Certification listdata.energystar.gov/resource/rxdj-2c88.jsonRead 14 October 2026Record lists Dell ECS1250, Desktop, with the UPC of the reference SKU.
Copilot+ PC
Not available
Not available
Typical annual energy consumption (TEC)
Not available
Not available
Other certifications
Not available
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 box
Dell Slim ECS1250 Desktop, Dell Wired Keyboard - KB216 - US English - Black, Dell Wired Mouse - MS116 - Black, Documentation, Power Cord2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026What's in the box: Dell Slim ECS1250 Desktop, Dell Wired Keyboard KB216 US English Black, Dell Wired Mouse MS116 Black, Power Cord, Documentation.
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 extras
Warranty
1 of 2 differ
Manufacturer warranty (source market)
Links
Not compared
Product page
www.dell.com/de-ch/shop/desktops/dell-slim-desktop/spd/dell-ecs1250-slim-desktop/bdecs1250021Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Dell Switzerland store page for the ECS1250 Slim Desktop, from the task brief. dell.com is blocked for agents, so the page was not opened. Specs here come from the spec sheet and the listings.
Spec sheet
www.delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdf1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Four-page Dell Slim (ECS1250) spec sheet, PDF created 2025-01 and marked Early spec sheet, RTO 3/25. It covers the whole family: Core i3, i5, i7 and Core Ultra 5 and 7 processors. Every stored value is matched to the Core Ultra 5 225, 16 GB, 512 GB configuration sold on Amazon US as DECS1250-5194BLK-PUS. The sheet's chipset row is empty.
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 number
Not available
Not available
Both are also in the API. Back to all desktop PCs.