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Black small-form-factor desktop tower with wired keyboard and mouse

DELL

DELL Pro Slim QCS1250 SFF desktop PC — Ultra 9 285K 24-core, 32GB DDR5, 512GB NVMe

SKU CH-VN0N-KADYG

A small-form-factor desktop with a 24-core Intel Core Ultra 9 285K processor, 32 GB DDR5 memory and a 512 GB NVMe SSD, plus keyboard and mouse included

  • ProcessorUltra 9
  • Memory size32 GB
  • Storage drive512 GB NVMe SSD
  • GraphicsIntel UHD Graphics 770
  • CPUIntel Core Ultra 9 285K
  • RAM capacity32 GB
  • 24-core Ultra 9 285K processor reaches 5.7 GHz turbo for demanding workloads
  • 32GB DDR5 5600 MHz memory and 512GB NVMe SSD deliver fast multitasking and storage
  • Integrated Intel UHD Graphics 770 drives dual 4K displays via HDMI 2.1 and DisplayPort 1.4a
  • Compact 95 mm wide SFF chassis fits tight workspaces while including wired keyboard and mouse
  • Windows 11 Pro 64-bit pre-installed with 13 TOPS NPU for on-device AI acceleration

Pro Slim QCS1250 SFF desktop PC

The Dell Pro Slim QCS1250 is a small form factor business desktop built around an Intel Core Ultra 9 285K 24-core processor with a 13 TOPS NPU. It ships with 32GB DDR5 5600 MHz memory, a 512GB NVMe SSD and Windows 11 Pro. Integrated Intel UHD Graphics 770 drives one HDMI 2.1 and one DisplayPort 1.4a output. A wired keyboard and mouse are included.

Upgrading from older SFF workstations

This system replaces ageing small form factor PCs that rely on earlier Core i5 or i7 chips without an NPU. The jump is worth it when workloads need 24 cores, 36MB smart cache and AI acceleration for local inference or enhanced video collaboration. Buyers who need discrete graphics, multiple additional drives or a larger power envelope for expansion cards should look elsewhere.

Straightforward deployment

The chassis measures 11.95 in high, 3.74 in wide and 11.54 in deep, weighing 8.61 lb. Front access gives one USB 3.2 Gen 1 Type-C, one USB 3.2 Gen 1, two USB 2.0 ports and a global headset jack. Rear I/O adds two USB 3.2 Gen 1, two USB 2.0, HDMI 2.1, DisplayPort 1.4a and Gigabit Ethernet. The proprietary SFF layout limits internal upgrades to M.2 storage and low-profile cards; verify bracket clearance before adding anything.

How it compares

Measured against everything we stock in Tower & Compact Desktop PCs, at today’s prices. Recalculated every night.

Price $1,286.99
Pricier than about 84% of the 14,711 comparable items (median $494.99).
Memory size 32 GB
Higher than about 70% of the 5,840 comparable items (median 16 GB).
RAM capacity 32 GB
Higher than about 70% of the 13,125 comparable items (median 16 GB).

Specifications

Product
Brand nameDELL
Model nameQCS1250
Year of release2025
Product colorBlack
Processor
ProcessorUltra 9
CPUIntel Core Ultra 9 285K
CPU modelIntel Core Ultra 9 285K
CPU socketLGA 1851
Processor cache36 MB
Memory
Memory size32 GB
RAM capacity32 GB
RAM type and speedDDR5 5600
Max supported RAM128 GB
Storage
Storage drive512 GB NVMe SSD
SSD storage512 GB
Display
Touch inputNo
Graphics
GraphicsIntel UHD Graphics 770
GPU modelIntel Graphics
GPU interfaceIntegrated
VR readyNo
Connectivity
Wired networkEthernet
Bluetooth supportBluetooth
Ports & slots
Front USB ports4
Video connectors1× HDMI 2.1 (TMDS), 1× DisplayPort 1.4a (HBR3)
Rear USB ports4
Ethernet port1
Size & build
Form factorSmall Form Factor
Compatibility
Windows 11 supportReady
In the box
Included monitorNot included
Bundled mouseMouse
Pointing deviceWired Mouse
Software
Operating systemWindows 11 Pro
More details
KeyboardKeyboard
Keyboard typeWired Keyboard

Questions about this item

What are the exact height, width and depth of the QCS1250 so I can check shelf clearance?

The chassis measures 303.50 mm high, 95 mm wide and 293 mm deep (11.95 in x 3.74 in x 11.54 in).

Which side panel comes off first and how do I avoid snapping the retention clips?

Lay the unit on its right side, slide the left cover rearward about 5 mm then lift; the front clips release without force if the cover is perfectly level.

When will the 512 GB PCIe NVMe M.2 drive typically need replacement under daily office workloads?

The drive is rated for several hundred terabytes written; under normal business use it should last the usable life of the PC.

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