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Black Dell Pro Tower desktop chassis with front USB and headset ports

DELL

DELL Pro Tower QCT1255 AMD Ryzen 7 Pro 8700G 64GB DDR5 512GB SSD desktop PC

SKU CH-BYF2-RE18Y

Business tower desktop with an 8-core Ryzen processor up to 5.10 GHz, 64 GB DDR5 and a 512 GB SSD running Windows 11 Pro

  • TypeBusiness Desktops & Workstations
  • Form FactorTower
  • UsageBusiness
  • ProcessorAMD Ryzen 7 Pro 8700G 8-Core Processor at 4.20GHz up to 5.10
  • Processor Main Features64 bit 8-Core Processor
  • Cache Per ProcessorL3
  • 8-core Ryzen 7 Pro 8700G reaches 5.10 GHz for demanding workloads
  • 64 GB DDR5 memory handles heavy multitasking without slowdowns
  • 512 GB SSD cuts boot and app load times
  • AMD Radeon graphics drives multiple displays via HDMI and DisplayPort
  • 180 W power supply runs the tower efficiently

Business Desktop for Professionals

The Dell Pro Tower QCT1255 is a business desktop powered by an AMD Ryzen 7 Pro 8700G 8-core processor running at 4.20GHz up to 5.10GHz. It comes with 64GB DDR5 memory and a 512GB SSD. Windows 11 Pro is pre-installed. The tower chassis includes AMD Radeon Graphics with multi-display support via HDMI and DisplayPort. A 180W power supply is fitted.

Suits Office Users Not Heavy GPU Work

This system suits professionals who need strong multi-core CPU performance and large memory capacity for multitasking, office applications, and multi-monitor setups. Buyers who require a discrete graphics card for 3D rendering, CAD, or gaming workloads should look elsewhere. The 180W power supply and integrated graphics limit expansion options for high-power add-in cards.

64GB DDR5 Memory Decides Fit

The single specification that decides fit is the 64GB DDR5 memory capacity. This amount supports heavy multitasking, large datasets, and virtual machines without paging. If your workflow needs more memory than 64GB, this desktop cannot meet that requirement. The DDR5 type also means only DDR5 modules are compatible for any future upgrades.

Highlights

  • 8-core Ryzen 7 Pro 8700G reaches 5.10 GHz for demanding workloads
  • 64 GB DDR5 memory handles heavy multitasking without slowdowns
  • 512 GB SSD cuts boot and app load times
  • AMD Radeon graphics drives multiple displays via HDMI and DisplayPort
  • 180 W power supply runs the tower efficiently

Specifications

BrandDELL
SeriesDell Pro
ModelQCT1255
TypeBusiness Desktops & Workstations
Form FactorTower
UsageBusiness
ProcessorAMD Ryzen 7 Pro 8700G 8-Core Processor at 4.20GHz up to 5.10GHz
Processor Main Features64 bit 8-Core Processor
Cache Per ProcessorL3
Memory64GB DDR5
Storage512GB SSD
Optical DriveNo
Optical Drive 2No
GraphicsAMD Radeon Graphics
EthernetGigabit Ethernet
Power Supply180W
MonitorMonitor not included
Operating SystemWindows 11 Pro
CPU TypeAMD Ryzen 7
L3 Cache Per CPU16MB
CPU Main Features64 bit 8-Core Processor
GPU/VGA TypeAMD Radeon Graphics
Graphics CardAMD Radeon Graphics
Graphics InterfaceIntegrated
Memory Capacity64GB DDR5
Memory SpeedDDR5
Memory Spec64GB DDR5
SSD512 GB
HDDNo
Storage Spec512GB SSD
Optical Drive TypeNo
Screen SizeNo Screen
Display FeatureSupports Multiple Displays
LAN Speed10/100/1000Mbps
WLANNo
BluetoothNo
Front USB2 x USB 2.0,1 x USB 3.2, 1 x USB Type-C 3.2
Front Audio Ports1 x Headphone Jack
Card ReaderNo
Video Ports1 x DisplayPort, 1 x HDMI
Rear USB2 x USB 3.2, 2 x USB 2.0
RJ451 port
Keyboard TypeDell Keyboard
Mouse TypeDell Mouse
Dimensions (H x W x D)18 x 16 x 10
Weight15
Package TypeDell Brown Box
Package ContentsDesktop Tower, Power cord, Mouse, Keyboard

Questions about this item

How do I install additional DDR5 memory in the QCT1255 tower, and what step is often missed?

Power off, unplug, remove the side panel, align the notch on each DDR5 module with the slot key, press firmly until the retention clips click, then replace the panel before booting; the step often missed is fully seating both clips so the module does not sit slightly tilted.

Which component in the QCT1255 will most likely need replacement first, and what should I watch for?

The 180W power supply is the part most likely to need replacement; watch for unexpected shutdowns under load or a faint buzzing noise that signals capacitor aging.

What thermal or power limit appears first during sustained heavy workloads on the Ryzen 7 Pro 8700G in this chassis?

The 180W power supply ceiling is reached before the processor hits its thermal ceiling, so prolonged all-core work at 5.10GHz will throttle due to power delivery rather than temperature.

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