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Small black desktop tower with keyboard and mouse

DELL

DELL QCS1250 SFF Desktop PC Core Ultra 9 285K 24-Core 16GB 2TB NVMe

SKU CH-FENK-XT6EJ

Small-form-factor desktop with 24-core Intel Core Ultra 9 285K, 16 GB DDR5, 2 TB NVMe and Windows 11 Pro

  • ProcessorUltra 9
  • Memory size16 GB
  • Storage drive2 TB NVMe SSD
  • GraphicsIntel UHD Graphics 770
  • CPUIntel Core Ultra 9 285K
  • RAM capacity16 GB
  • 24-core Ultra 9 285K with 13 TOPS NPU handles AI workloads
  • 16 GB DDR5 5600 MHz memory keeps multitasking responsive
  • 2 TB NVMe SSD provides fast storage for large projects
  • HDMI 2.1 and DisplayPort 1.4a drive two 4K displays
  • Compact 95 mm wide SFF chassis fits tight workspaces

Dell Pro Slim QCS1250 SFF Desktop PC

The Dell Pro Slim QCS1250 is a small form factor desktop computer built for business and education use. It ships with Windows 11 Pro, a wired keyboard and a wired mouse. The system uses an Intel Core Ultra 9 285K processor with 24 cores and a 3.70 GHz base clock.

Best for integrated graphics workflows

This PC suits offices that need a compact system with integrated Intel UHD Graphics 770 and a 13 TOPS NPU for AI tasks. Buyers who require a discrete graphics card or more than 16GB of DDR5 5600 MHz memory should consider other configurations.

24-core Core Ultra 9 285K processor

The Intel Core Ultra 9 285K delivers 24 cores and a turbo boost up to 5.7 GHz with 36MB smart cache. This CPU specification determines whether the system meets the performance needs of demanding business applications.

How it compares

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

Price $1,227.99
Pricier than about 82% of the 14,711 comparable items (median $494.99).
Memory size 16 GB
Typical for this category: the median of 5,840 items is 16 GB.
RAM capacity 16 GB
Typical for this category: the median of 13,125 items is 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 size16 GB
RAM capacity16 GB
RAM type and speedDDR5 5600
Max supported RAM128 GB
Storage
Storage drive2 TB NVMe SSD
SSD storage2 TB
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 monitor inputs does the QCS1250 provide for a display I already own?

The rear panel has one DisplayPort 1.4a (HBR2) port and one HDMI 2.1 (TMDS) port for connecting an existing monitor.

Will my USB 2.0 peripherals still work with the front and rear ports on this desktop?

Yes, the system includes four USB 2.0 ports (two front, two rear) that run at 480 Mbps for legacy devices.

How can I verify the Intel Core Ultra 9 285K is reaching its 5.7 GHz turbo speed after setup?

Open Task Manager’s Performance tab or a tool such as HWMonitor and watch the CPU frequency climb to 5.7 GHz under load.

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