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Dell Slim Desktop ECS1250 vs Dell Tower ECT1250

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Slim Desktop ECS1250

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Product B: Dell

Tower ECT1250

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ADell Slim Desktop ECS1250

BDell Tower ECT1250

General

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Series

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

ECS1250, DECS1250-5194BLK-PUS2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Amazon US item model number DECS1250-5194BLK-PUS, model name Dell Slim ECS1250 Desktop. Core Ultra 5-225, 16GB DDR5, 512GB, Style Device Only, Windows 11 Home, Black. Its UPC 884116488194 is in the ENERGY STAR record for ECS1250, so it is a Dell SKU of this model.

ECT1250, DECT1250-7173BLK-PUS2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Amazon US item model number DECT1250-7173BLK-PUS. Product videos on the listing are credited to Dell Marketing USA, LP. Its UPC 884116490173 is one of the eight UPCs in the ENERGY STAR record for ECT1250, so it is a Dell SKU of this model.

GTIN / EAN

8841164881942Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026UPC 884116488194 from the item details. The same UPC is in the ENERGY STAR record.3Certification listdata.energystar.gov/resource/rxdj-2c88.jsonRead 14 October 2026UPC list in the record includes 884116488194.

8841164901732Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026UPC 884116490173 from the item details. The same UPC is in the ENERGY STAR record.

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

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Status

Available2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Listing is live with offers, Best Sellers Rank #16 in Tower Computers, 4.5 stars with 246 ratings.

Available2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Listing is live with offers for the Dell US configuration.

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

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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.

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

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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.

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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/B0F2TM49KQRead 14 October 2026US Amazon listing for the Dell US configuration. Other markets sell other configurations.

US2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026US Amazon listing for the Dell US configuration. Other markets sell other configurations.

ColoursiThe maker's own colour names

Black2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Color Black.

Black1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Chassis row lists Black only.

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/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Dell sells the Dell Slim under the plain Dell brand, which the spec sheet says blends into any home or office. Stored as mainstream. No gaming, creator or workstation claim.

Mainstream1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Maker sells Dell Tower under the Dell brand for personal and small business use. Stored as mainstream. No gaming or workstation claim.

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

Small form factor1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Chassis row: Desktop (8.5L). The maker name is Dell Slim, a vertical slim desktop. Hardware Corner calls it a Small Form Factor. Stored as small_form_factor because the maker names no tower tier and the schema has no slim desktop option.

Tower (size tier not specified)1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Chassis row says Desktop (14.6L). The maker name is Dell Tower. PC Watch calls it a mini tower. Stored as generic tower because the maker names no size tier.

Case

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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.

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.

Width154Height324.3Depth293mm(6.1 × 12.8 × 11.5 in)1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Height 324.3 mm (12.76 in), width 154 mm (6.06 in), depth 293 mm (11.53 in). PC Watch gives the same 154 x 293 x 324.3 mm.6Press articlepc.watch.impress.co.jp/docs/news/1670261.htmlRead 14 October 2026154 x 293 x 324.3 mm, the same as the spec sheet.

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

8.5L1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Chassis row: Desktop (8.5L). 95 x 293 x 303.5 mm is 8.45 L, which agrees.

14.6L1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Chassis row, Desktop (14.6L).

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.

3.49kg(7.7 lb)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 2026Weight (minimum) 7.69 lb (3.49 kg). The maximum is 10.47 lb (4.75 kg) with a 3.5-inch drive and other options. Amazon US lists an item weight of 7.7 lb for this SKU, so the minimum fits the reference configuration. Dell says weights vary with configuration and manufacturing variability.

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Case model

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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.

Steel, Plastic1Maker 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: designed with 50% recycled steel and up to 43% recycled plastic. Footnote: 50% recycled steel in select chassis parts, up to 38% post-consumer recycled plastic. Stored as steel and plastic. No glass or mesh panels are stated.

Steel, Plastic1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Sustainability panel says designed with 50% recycled steel and up to 43% recycled plastic. Stored as steel and plastic. No glass or mesh panels are stated.

Side panel

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Front panel

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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.

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 2026Room to grow panel: tool-less entry and an easily removable panel. Dell adds no condition about a shipping or security screw.

Yes1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Room to grow panel: tool-less entry and an easily removable panel. Dell adds no condition about a shipping or security screw.

Dust filters

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VESA mount

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Display

None of 6 known

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.

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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.

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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.

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

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

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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.

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Motherboard

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Motherboard

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Chipset

Intel Q8706Spec databasehardware-corner.net/desktop-models/Dell-Slim-ECS1250Read 14 October 2026Page says the motherboard uses the Q870 chipset and supports Intel Core Ultra Series 2, and that a Q670 version exists. The Core Ultra 5 225 is a Series 2 processor, so Q870. Dell's sheet leaves the chipset empty.

Intel Q8701Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Chipset row: Intel Q870 for Intel Core Ultra and Intel Q670 for Intel Core. The Ultra 7 265 uses Q870.

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

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CPU socket

LGA18514Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 2026Sockets Supported FCLGA1851, written LGA1851. Amazon's LGA 1700 is the Core i3 to i7 socket and is not used.

LGA18514Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 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.

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.

BDell Tower ECT1250

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-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 20263 full-height PCIe expansion slots (x1, x1, x16). Mechanical sizes only. Electrical lanes and generation are not stated by Dell. The WLAN M.2 row comes from Hardware Corner and PC Watch, and it is occupied because this configuration has Wi-Fi 6.7Spec databasehardware-corner.net/desktop-models/Dell-Tower-ECT1250Read 14 October 2026Lists PCIe x16 plus two PCIe x1 slots and an M.2 2230 slot for Wi-Fi and Bluetooth. The page mixes Series 1 and Series 2 wording, so only the slot layout is used and it matches the spec sheet.

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

1=CalculatedFrom Expansion slots

1=CalculatedFrom Expansion slots

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

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

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

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Processor

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Processor

Intel Core Ultra 5 2251Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Processor options: Intel Core Ultra 5 225 (20 MB cache, 10 cores, 10 threads, 3.30 GHz to 4.90 GHz Turbo, 65 W).

Intel Core Ultra 7 2652Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Title: Intel Core Ultra 7-265, 20 cores, 2.4 GHz, 30 MB cache.

Processor brand

Intel4Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 2026Intel Core Ultra 5 processor 225.

Intel4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 2026

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

Arrow Lake4Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 2026Products formerly Arrow Lake.

Arrow Lake4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 2026Products formerly Arrow Lake.

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

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

Source4Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 20266 performance cores at 3.3 GHz base and 4.9 GHz max turbo, 4 efficient cores at 2.7 GHz base and 4.4 GHz max turbo. This matches Dell's 10 cores, 10 threads and 3.30 to 4.90 GHz. Core names are not on the page.

BDell Tower ECT1250

Core type	Count	Base clock (GHz)	Max core turbo clock (GHz)
Performance	8	2.4	5.2
Efficiency	12	1.8	4.6

Source4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 20268 performance cores at 2.4 GHz base and 5.2 GHz max turbo, 12 efficient cores at 1.8 GHz base and 4.6 GHz max turbo. Intel also lists 5.3 GHz max turbo for the processor. That favored-core rating is not stored here. Core names are not on the page.

CPU cores

10=CalculatedFrom Core configuration

20=CalculatedFrom Core configuration

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

6=CalculatedFrom Core configuration

8=CalculatedFrom Core configuration

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

4=CalculatedFrom Core configuration

12=CalculatedFrom Core configuration

Threads

101Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 202610 cores, 10 threads. No Hyper-Threading.

204Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 202620 threads. No Hyper-Threading.

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.

4.9GHz=CalculatedFrom Core configuration

5.2GHz=CalculatedFrom Core configuration

L3 cache

20MB1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 202620 MB cache for the Core Ultra 5 225. Intel names it Intel Smart Cache, the shared L3.

30MB4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 202630 MB Intel Smart Cache, stored as L3.

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.

3nm4Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 2026Lithography TSMC N3B, stored as 3. Package tiles use other nodes.

3nm4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 2026Lithography TSMC N3B, stored as 3. Package tiles use other nodes.

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.

65W1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Processor row: 65 W, the chip maker's base power. Intel's maximum turbo power is 121 W. Dell's configured limits are not published.

65W4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 2026Processor base power 65 W. Maximum turbo power is 182 W. Dell's PL2 setting is not published.

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.

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Unlocked multiplier

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

13TOPS4Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 2026NPU Intel AI Boost, peak 13 TOPS, Int8. The ENERGY STAR record says no NPU is installed in a Core Ultra 7 265 test configuration, which conflicts with Intel's page. Dell's spec sheet says Core Ultra processors have an NPU. Intel's figure is stored.

13TOPS4Maker product pageintel.com/content/www/us/en/products/sku/241068/intel-core-ultra-7-processor-265-30m-cache-up-to-5-30-ghz/specifications.htmlRead 14 October 2026NPU peak 13 TOPS, Int8.

Integrated GPU

Intel Graphics1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Graphics row: Intel Graphics (Integrated) for Core Ultra 5 or Ultra 7. Amazon says Intel UHD Graphics 730, which is the Core i3 and i5 graphics. The spec sheet wins.

Intel Graphics3Retailer pagespeedcom.co.th/en/collections/commercial-computers/products/dell-tower-ect1250-oect1250u701Read 14 October 2026Dell Tower ECT1250 (OECT1250U701) lists Intel Graphics with 4 Xe cores. The spec sheet lists Intel Graphics for Core Ultra 5 and 7.

Cooling

None of 6 known

CPU cooler

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CPU cooler model

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Radiator size

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Radiator position

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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.

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

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Graphics

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Discrete GPU

No1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Graphics row lists only integrated graphics. The Amazon listing shows no discrete card.

No2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Title and details: Intel UHD Graphics, integrated. The title says UHD, but the spec sheet names plain Intel Graphics for Core Ultra processors.

GPUiDiscrete graphics chip. Integrated graphics belong in integrated_gpu.

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GPU brand

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Graphics card

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VRAM

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VRAM type

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

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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.

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Graphics card length

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

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GPU power connector

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Memory

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RAM

16GB2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Title and manufacturer section: 16GB, 1x16GB, DDR5, 5600MT/s. Memory Slots Available is Multiple. The spec sheet lists this as the 1 x 16 GB single-channel option.

16GB2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Title and details: 16 GB DDR5 at 5600 MHz, 1 memory slot available.

RAM type

DDR51Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Memory options: DDR5 UDIMM.

DDR51Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Memory options for Core Ultra 5 or Ultra 7: DDR5 UDIMM.

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

5,600MT/s1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026For computers shipped with an Intel Core i7, Core Ultra 5 or Ultra 7 processor, DDR5 at 5600 MT/s. Core i3 and i5 versions use 4800 MT/s. Amazon lists 16GB, 1x16GB, DDR5, 5600MT/s for this SKU. The 16 GB module is single channel.

5,600MT/s1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Computers with an Intel Core i7, Core Ultra 5 or Ultra 7 processor list DDR5 at 5600 MT/s. Core i3 and i5 versions use 4800 MT/s. Stored as the configured speed.

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

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Memory kit

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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/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026UDIMM modules in DIMM slots, so not soldered. Hardware Corner lists 2 RAM slots.

Slots1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Expansion row: two DIMM slots, supports up to 64GB DDR5. UDIMM modules, so not soldered.

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

ADell Slim Desktop ECS1250

Slot	Count	Occupied	Module size (GB)
DIMM	1	Yes	16
DIMM	1	No	Not available

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 2026Two DIMM slots: the options include 2 x 8, 2 x 16 and 2 x 32 GB, and nothing larger, and the ENERGY STAR record shows two DIMMs. The reference configuration is one 16 GB UDIMM, so one slot is free.

BDell Tower ECT1250

Slot	Count	Occupied	Module size (GB)
DIMM	1	Yes	16
DIMM	1	No	Not available

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Two DIMM slots. The 16 GB option is one 16 GB UDIMM, single-channel, so one slot is free.

RAM slots

2=CalculatedFrom Memory slots

2=CalculatedFrom Memory slots

Free RAM slots

1=CalculatedFrom Memory slots

1=CalculatedFrom Memory slots

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.

64GB1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Memory options go up to 64 GB: 2 x 32 GB, DDR5, UDIMM, dual-channel. Hardware Corner also lists 64 GB.

64GB1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Expansion row: two DIMM slots, supports up to 64GB DDR5.

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

No4Maker product pageintel.com/content/www/us/en/products/sku/241070/intel-core-ultra-5-processor-225-20m-cache-up-to-4-90-ghz/specifications.htmlRead 14 October 2026ECC Memory Supported: No.

No3Retailer pagespeedcom.co.th/en/collections/commercial-computers/products/dell-tower-ect1250-oect1250u701Read 14 October 2026Listing says non-ECC memory for the Ultra 7 265, 16 GB DDR5-5600 SKU.

Storage

3 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 Slim Desktop ECS1250

Capacity (GB)	Type	PCIe generation
512	NVMe SSD	4

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: 256 GB Class 35, or 512 GB, 1 TB and 2 TB QLC PCIe Gen4 NVMe M.2 2230 Class 25. The 512 GB drive is stored as 512 decimal GB. Drive maker and model are not stated. The listing says 512GB M.2 PCIe NVMe.

BDell Tower ECT1250

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

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026SSD options are PCIe NVMe M.2 2230. Footnote: Gen4 for Core Ultra 5 or Ultra 7 processors, Gen3 for Core i3, i5 and i7. The 1 TB option is QLC, Class 25. Drive maker and model are not stated. Stored as 1000 decimal GB.

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 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.

BDell Tower ECT1250

Form factor	Interface	PCIe generation	Count	Occupied
M.2 2230	PCIe NVMe	4	1	Yes
3.5-inch bay	SATA	Not available	1	No

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Expansion row: 1x M.2 SSD and 1x 3.5-inch HDD bay. Bays row: up to 2 bays, one HDD and one SSD. SSD options are M.2 2230. The 1 TB SSD fills the M.2 slot, and the 3.5-inch bay is free because the reference configuration has no HDD. PC Watch also reports two M.2 slots, and the second is the WLAN slot.

M.2 slots

1=CalculatedFrom Storage slots and bays

1=CalculatedFrom Storage slots and bays

Free M.2 slots

0=CalculatedFrom Storage slots and bays

0=CalculatedFrom Storage slots and bays

Free drive bays

1=CalculatedFrom Storage slots and bays

1=CalculatedFrom Storage slots and bays

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

4=CalculatedFrom Storage slots and bays

Power supply

0 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.

180W1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Power supply options: 180W Bronze internal power supply unit. Amazon US lists 180 watts for this SKU.

180W2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Item details list Power Consumption 180 watts. The Thai Dell reseller listing for the Ultra 7 265 SKU also says 180W. Both match the 180W Bronze option in the spec sheet. Stored as the PSU output rating.

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.

Not available

Not available

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.

80 PLUS Bronze1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Bronze is Dell's word. Dell does not name the 80 PLUS program. Not checked against an 80 PLUS listing.

80 PLUS Bronze1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Power supply options: 180W Bronze internal and 360W Platinum internal. The 180W unit is the one fitted to the reference configuration. Dell writes Bronze and does not name the 80 PLUS program.

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

1 of 9 differ

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

Front1Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Ports row: Front.

Front1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Ports row: Front.

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

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

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 2026Front: (2) USB 2.0 (480 Mbps), (1) USB 3.2 Gen 1 (5 Gbps), (1) USB 3.2 Gen 1 (5 Gbps) Type-C, (1) Global headset jack. The optional SD card reader on the front is not stored.

BDell Tower ECT1250

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

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Front: (2) USB 2.0, (1) USB 3.2 Gen 1 Type-C, (1) USB 3.2 Gen 1, (1) Global headset jack. USB 3.2 Gen 1 is 5 Gbps. The product photo also shows an SD card slot. Dell lists the SD 3.0 reader as optional, so it is not stored.

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 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

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 2026Rear for Core Ultra 5 or Ultra 7: (2) USB 2.0 with Smart Power On, (2) USB 3.2 Gen 1, (1) DisplayPort 1.4 (HBR3), (1) HDMI 2.1 (TMDS), (1) RJ45 1 Gbps, (1) Serial port (optional). The optional serial port is not stored. Video outputs are on the board because this configuration has no discrete graphics. The Amazon rear-port picture matches.

BDell Tower ECT1250

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
Ethernet (RJ45)	Not available	1	1	Motherboard
HDMI	2.1 (TMDS)	1	Not available	Motherboard
DisplayPort	1.4	1	Not available	Motherboard

Source1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Rear: (2) USB 2.0 with SmartPower On, (2) USB 3.2 Gen 1, (1) RJ45 1 Gbps, (1) HDMI 2.1 (TMDS), (1) DisplayPort 1.4. The serial port is optional and not stored. Video outputs are on the board because this configuration has no discrete graphics.

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

4=CalculatedFrom User-facing ports

4=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

4=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.

0=CalculatedFrom Rear ports

0=CalculatedFrom Rear ports

Wireless

0 of 6 differ

Wi-Fi

Wi-Fi 61Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026Connectivity row: Intel Wi-Fi 6E AX211 with Bluetooth 5.3, or MediaTek Wi-Fi 6 MT7920 with Bluetooth 5.4. The Amazon title for this SKU says Wi-Fi 6, so it is the MediaTek option.

Wi-Fi 61Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Connectivity row: MediaTek Wi-Fi 6 MT7920 with Bluetooth 5.4, or Intel Wi-Fi 6E AX211 with Bluetooth 5.3. The retailer listing for the reference configuration names the MediaTek card.

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

Not available

Not available

Wi-Fi module

MediaTek Wi-Fi 6 MT79201Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026MediaTek Wi-Fi 6 MT7920, 2x2, 802.11ax, MU-MIMO, the only Wi-Fi 6 option on the sheet.

MediaTek Wi-Fi 6 MT79201Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026MediaTek Wi-Fi 6 MT7920, 2x2, 802.11ax, MU-MIMO, named by the maker spec sheet and the Thai Dell reseller listing for the exact Ultra 7 265, 16 GB, 1 TB SKU.

Wi-Fi antenna

Not available

Not available

Bluetooth

5.41Maker spec sheet (PDF)delltechnologies.com/asset/en-us/products/desktops-and-all-in-ones/technical-support/dell-slim-ecs1250-spec-sheet.pdfRead 14 October 2026MediaTek MT7920 option lists Bluetooth 5.4. Dell adds that the Bluetooth version may vary with the installed operating system.

5.41Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026MediaTek MT7920 option lists Bluetooth 5.4. Intel AX211 option lists 5.3.

Ethernet controller

Not available

Not available

Camera and audio

None of 5 known

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.

Not available

Not available

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.

Not available

Not available

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.

Not available

Not available

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

Not available

Not available

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

Not available

Not available

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

1 of 3 differ

Operating system

Windows 11 Home2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Operating System Windows 11 Home. The spec sheet also offers Pro, Pro National Education and Ubuntu.

Windows 11 Pro2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Listing title and style name give Windows 11 Pro. Micro Center and Thai listings of other SKUs use Windows 11 Home, so the edition differs by SKU.

OS family

Windows2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Windows 11 Home.

Windows2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Windows 11 Pro.

Control software

Not available

Not available

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

0 of 5 differ

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

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.

Yes1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Spec sheet: Dell Tower is certified ENERGY STAR. The ENERGY STAR certified computers list has model number ECT1250.

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

Silver1Maker 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: registered EPEAT Silver with Climate+. Footnote says EPEAT registration varies by country. Not checked on epeat.net.

Silver1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Spec sheet: registered EPEAT Silver with Climate+. Footnote says EPEAT registration varies by country. Not checked on epeat.net, which could not be searched.

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

Not available

Not available

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 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.

Dell Tower ECT1250 Desktop, Dell Wired Keyboard KB216, US English, Black, Dell Wired Mouse MS116, Black, Documentation, Power cord2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026What's in the box section: Dell Tower ECT1250 Desktop, Dell Wired Keyboard KB216 US English Black, Dell Wired Mouse MS116 Black, Power Cord, Documentation.

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

Keyboard, Mouse2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Keyboard and mouse from the in-the-box list.

Keyboard, Mouse2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Keyboard and mouse from the in-the-box list.

Warranty

0 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/B0F2TM49KQRead 14 October 2026Warranty Description: 1 Year Basic Onsite Service after remote diagnosis with Hardware-Only Support, 6 Months Dell Migrate. US market only.

1year2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Warranty description on the US listing: 1 Year Basic Onsite Service after remote diagnosis with Hardware-Only Support. US market only.

Warranty service

On-site2Retailer pageamazon.com/dp/B0F2TM49KQRead 14 October 2026Onsite after remote diagnosis, from the same warranty description.

On-site2Retailer pageamazon.com/dp/B0F2TL5JT9Read 14 October 2026Onsite after remote diagnosis, from the same warranty description.

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.

www.dell.com/en-us/shop/cty/pdp/spd/dell-ect1250-desktop1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Maker page for the family as surfaced by search. dell.com is blocked for agents, so the page was not opened. Specs here come from the spec sheet and 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.

www.delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdf1Maker spec sheet (PDF)delltechnologies.com/asset/en-th/products/desktops-and-all-in-ones/technical-support/dell-tower-ect1250-spec-sheet.pdfRead 14 October 2026Four-page Dell Tower ECT1250 spec sheet, PDF created 2025-06. It covers the whole family: Core i3, i5, i7 and Core Ultra 5 and 7 processors, so every stored value is matched to the Core Ultra 7 265 configuration.

Manual

Not available

Not available

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.