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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

  • Release Year2025
  • Form FactorSmall Form Factor
  • ColorBlack
  • ProcessorIntel Core Ultra 9 285K
  • Processor Main Features64 bit 24-Core Processor
  • Cache Per Processor36MB
  • 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.

Highlights

  • 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

Specifications

BrandDELL
ModelQCS1250
Release Year2025
Form FactorSmall Form Factor
ColorBlack
ProcessorIntel Core Ultra 9 285K
Processor Main Features64 bit 24-Core Processor
Cache Per Processor36MB
Memory32GB
Storage512GB NVMe SSD
EthernetEthernet
MonitorMonitor not included
KeyboardKeyboard
MouseMouse
Operating SystemWindows 11 Pro
Windows 11Ready
CPU TypeUltra 9
Installed QtyBusiness, Education
CPU NameIntel Core Ultra 9 285K
CPU Socket TypeLGA 1851
GPU/VGA TypeIntel UHD Graphics 770
Graphics CardIntel Graphics
Graphics InterfaceIntegrated
Virtual Reality ReadyNo
Memory Capacity32GB
Memory SpeedDDR5 5600
Maximum Memory Supported128GB
SSD512GB
TouchscreenNo
BluetoothBluetooth
Front USB4
Video Ports1× HDMI 2.1 (TMDS), 1× DisplayPort 1.4a (HBR3)
Rear USB4
RJ451
Keyboard TypeWired Keyboard
Mouse TypeWired Mouse
Package TypeRetail

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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