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

DELL

DELL QCS1250 SFF Desktop PC Intel Core Ultra 9 285K 32GB 1TB NVMe

SKU CH-91XW-VCZ04

Small-form-factor desktop with a 24-core Intel Core Ultra 9 285K up to 5.7 GHz, 32 GB DDR5, 1 TB NVMe, Windows 11 Pro, 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 Intel Core Ultra 9 285K reaches 5.7 GHz for heavy workloads
  • 32 GB DDR5 5600 MHz memory handles multitasking smoothly
  • 1 TB NVMe PCIe SSD boots and loads fast
  • Small 95 mm wide chassis fits tight desk space
  • Windows 11 Pro 64-bit pre-installed for business use

Compact Business Desktop

The Dell QCS1250 is a small form factor desktop built for business and education environments. It ships with an Intel Core Ultra 9 285K 24-core processor, 32GB of DDR5 memory and a 1TB NVMe solid state drive. Windows 11 Pro is pre-installed and a wired keyboard and mouse are included in the box.

Suitability And Limits

This system suits offices that need a space-saving PC with strong multi-threaded CPU performance and integrated Intel UHD Graphics 770 output over HDMI 2.1 or DisplayPort 1.4a. Buyers who require a discrete graphics card, additional internal expansion slots or more than the provided USB 3.2 Gen 1 and USB 2.0 ports should consider a larger chassis.

Deciding Specification

The Intel Core Ultra 9 285K processor delivers 24 cores with a 3.70 GHz base frequency and up to 5.7 GHz turbo boost, plus a 13 TOPS NPU for AI workloads. This CPU defines whether the machine meets your compute requirements.

Highlights

  • 24-core Intel Core Ultra 9 285K reaches 5.7 GHz for heavy workloads
  • 32 GB DDR5 5600 MHz memory handles multitasking smoothly
  • 1 TB NVMe PCIe SSD boots and loads fast
  • Small 95 mm wide chassis fits tight desk space
  • Windows 11 Pro 64-bit pre-installed for business use

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
Storage1TB 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
SSD1TB
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

Is the 32 GB DDR5 5600 MHz memory sufficient for heavy multitasking and AI workloads?

Yes, 32 GB of DDR5 5600 MHz RAM handles large datasets, virtual machines and the 13 TOPS NPU acceleration without swapping, keeping the 24-core processor fed at full speed.

What real-world performance does the Intel Core Ultra 9 285K with its 5.7 GHz turbo and 36 MB cache deliver?

The 24-core CPU reaches 5.7 GHz on demanding threads, while the 36 MB smart cache cuts latency for compile jobs, rendering and the integrated NPU, so sustained throughput stays high in a small chassis.

How many external displays can the HDMI 2.1 and DisplayPort 1.4a ports drive simultaneously?

The integrated Intel UHD Graphics 770 supports up to two displays — one on HDMI 2.1 (TMDS) and one on DisplayPort 1.4a (HBR2) — both at 4K 60 Hz for business multi-monitor setups.

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