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Dell Pro Tower QCT 1255 desktop computer in black chassis

DELL

DELL Pro Tower QCT 1255 Ryzen 7 Pro 8700G 32GB DDR5 512GB SSD desktop PC

SKU CH-QBEN-BQVN2

Business tower desktop with an 8-core Ryzen 7 Pro processor, 32GB DDR5 memory and a 512GB SSD for fast multi-tasking

  • Screen sizeNo Screen
  • ProcessorAMD Ryzen 7
  • Memory size32 GB DDR5
  • Storage drive512 GB SSD
  • GraphicsAMD Radeon Graphics
  • CPUAMD Ryzen 7 Pro 8700G 8-Core Processor at 4.2 GHz up to 5.1
  • 8-core Ryzen 7 Pro 8700G up to 5.10GHz handles heavy multitasking
  • 32GB DDR5 memory keeps many apps responsive at once
  • 512GB SSD cuts boot and load times for daily work
  • AMD Radeon graphics drives multiple displays via HDMI and DisplayPort
  • 180W power supply runs the tower efficiently

Dell Pro Tower QCT 1255 Business Desktop

The Dell Pro Tower QCT 1255 is a business desktop computer built for office professionals and home users who need reliable performance for daily productivity tasks. It ships with Windows 11 Pro pre-installed and includes a versatile selection of USB ports, video outputs, and Gigabit Ethernet for flexible peripheral connectivity. The tower chassis provides a durable platform for long-term deployment in professional environments.

AMD Ryzen 7 Pro 8700G 8-Core Processor

The system centres on an AMD Ryzen 7 Pro 8700G 8-core processor running at a base frequency of 4.20GHz with a maximum boost up to 5.10GHz and 16MB of L3 cache. This integrated CPU and graphics solution delivers high-speed responsiveness for multitasking and demanding office workloads without requiring a separate graphics card. The 64-bit architecture supports modern business applications and advanced security features.

32GB DDR5 Memory and 512GB SSD Storage

The configuration pairs 32GB of DDR5 memory with a 512GB solid-state drive to provide fast boot times and smooth data access for typical business workflows. Buyers who need larger storage capacities or discrete graphics performance for specialised rendering tasks should evaluate alternative workstation configurations. The 180W power supply supports the integrated components as shipped.

How it compares

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

Price $989.99
Pricier than about 76% of the 14,711 comparable items (median $494.99).
Memory size 32 GB DDR5
Higher than about 70% of the 5,840 comparable items (median 16 GB).
RAM capacity 32 GB DDR5
Higher than about 70% of the 13,125 comparable items (median 16 GB).

Specifications

Product
Brand nameDELL
Product lineDell Pro
Model nameQCT1255
Product typeBusiness Desktops & Workstations
Recommended useBusiness
Processor
ProcessorAMD Ryzen 7
CPUAMD Ryzen 7 Pro 8700G 8-Core Processor at 4.2 GHz up to 5.1 GHz
Processor cacheL3
L3 cache per CPU16 MB
Memory
Memory size32 GB DDR5
RAM capacity32 GB DDR5
RAM type and speedDDR5
Memory configuration32 GB DDR5
Storage
Storage drive512 GB SSD
SSD storage512 GB
Hard driveNo
Storage configuration512 GB SSD
Disc driveNo
Second disc driveNo
Optical driveNo
Display
Screen sizeNo Screen
Display capabilitiesSupports Multiple Displays
Graphics
GraphicsAMD Radeon Graphics
GPUAMD Radeon Graphics
GPU modelAMD Radeon Graphics
GPU interfaceIntegrated
Connectivity
Network speed10/100/1000 Mbit/s
Wired networkGigabit Ethernet
Wi-FiNo
Bluetooth supportNo
Ports & slots
Front USB ports2 x USB 2.0,1 x USB 3.2, 1 x USB Type-C 3.2
Front audio jacks1 x Headphone Jack
Memory card readerNo
Video connectors1 x DisplayPort, 1 x HDMI
Rear USB ports2 x USB 3.2, 2 x USB 2.0
Ethernet port1 port
Power
Power supply180 W
Size & build
Form factorTower
Overall dimensions18 × 16 × 10
In the box
Included monitorNot included
Pointing deviceDell Mouse
In the boxDesktop Tower, Power cord, Mouse, Keyboard
Software
Operating systemWindows 11 Pro
More details
Keyboard typeDell Keyboard

Questions about this item

How does the Ryzen 7 Pro 8700G's 4.20 GHz base clock translate to everyday business workloads?

The processor runs at 4.20 GHz under sustained loads and can boost to 5.10 GHz for short bursts, giving snappy responsiveness in office suites, web apps and light content tasks without needing a discrete graphics card.

What display outputs does the integrated Radeon graphics provide and what resolution limits apply?

The system includes one HDMI and one DisplayPort driven by the integrated Radeon graphics, enabling dual-monitor configurations for productivity setups.

What are the physical dimensions and mounting requirements for the QCT 1255 tower chassis?

The Dell Pro Tower QCT 1255 uses a standard tower form factor designed for desk or floor placement; no special mounting hardware or rack rails are required.

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