DELL
DELL Pro Tower QCT1255 AMD Ryzen 7 Pro 8700G 32GB DDR5 1TB SSD Windows 11 Pro
Business tower desktop with an 8-core AMD Ryzen 7 Pro 8700G, 32 GB DDR5 memory and a 1 TB solid-state drive 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 up to 5.10 GHz powers demanding workloads
- 32 GB DDR5 memory keeps multitasking smooth and responsive
- 1 TB SSD cuts boot and load times
- AMD Radeon graphics drives multiple displays via HDMI and DisplayPort
- Windows 11 Pro adds business-grade security and management tools
Business Desktop Tower
The Dell Pro Tower QCT1255 is a business-focused desktop built around an AMD Ryzen 7 Pro 8700G 8-Core Processor running at 4.20GHz up to 5.10GHz. It ships with 32GB DDR5 memory and a 1TB SSD, providing capacity for multitasking and fast application loading. Windows 11 Pro is pre-installed for business-grade security and management features.
Thermals and Power
The system uses an 180W power supply and a tower chassis designed for advanced cooling. In typical office workloads the integrated AMD Radeon Graphics and processor operate within this power envelope without requiring additional graphics power. The configuration aims to deliver sustained performance for productivity tasks while maintaining reasonable noise levels.
Integrated Graphics Limit
The single specification that decides suitability is the AMD Radeon Graphics integrated into the processor, which drives displays via HDMI and DisplayPort. Buyers who need discrete GPU performance for 3D rendering, heavy video editing or GPU-accelerated compute should look elsewhere. The platform supports multi-display setups for trading floors or multi-monitor offices.
Highlights
- 8-core Ryzen 7 Pro 8700G up to 5.10 GHz powers demanding workloads
- 32 GB DDR5 memory keeps multitasking smooth and responsive
- 1 TB SSD cuts boot and load times
- AMD Radeon graphics drives multiple displays via HDMI and DisplayPort
- Windows 11 Pro adds business-grade security and management tools
Specifications
| Brand | DELL |
|---|---|
| Series | Dell Pro |
| Model | QCT1255 |
| Type | Business Desktops & Workstations |
| Form Factor | Tower |
| Usage | Business |
| Processor | AMD Ryzen 7 Pro 8700G 8-Core Processor at 4.20GHz up to 5.10GHz |
| Processor Main Features | 64 bit 8-Core Processor |
| Cache Per Processor | L3 |
| Memory | 32GB DDR5 |
| Storage | 1TB SSD |
| Optical Drive | No |
| Optical Drive 2 | No |
| Graphics | AMD Radeon Graphics |
| Ethernet | Gigabit Ethernet |
| Power Supply | 180W |
| Monitor | Monitor not included |
| Operating System | Windows 11 Pro |
| CPU Type | AMD Ryzen 7 |
| L3 Cache Per CPU | 16MB |
| CPU Main Features | 64 bit 8-Core Processor |
| GPU/VGA Type | AMD Radeon Graphics |
| Graphics Card | AMD Radeon Graphics |
| Graphics Interface | Integrated |
| Memory Capacity | 32GB DDR5 |
| Memory Speed | DDR5 |
| Memory Spec | 32GB DDR5 |
| SSD | 1 TB |
| HDD | No |
| Storage Spec | 1TB SSD |
| Optical Drive Type | No |
| Screen Size | No Screen |
| Display Feature | Supports Multiple Displays |
| LAN Speed | 10/100/1000Mbps |
| WLAN | No |
| Bluetooth | No |
| Front USB | 2 x USB 2.0,1 x USB 3.2, 1 x USB Type-C 3.2 |
| Front Audio Ports | 1 x Headphone Jack |
| Card Reader | No |
| Video Ports | 1 x DisplayPort, 1 x HDMI |
| Rear USB | 2 x USB 3.2, 2 x USB 2.0 |
| RJ45 | 1 port |
| Keyboard Type | Dell Keyboard |
| Mouse Type | Dell Mouse |
| Dimensions (H x W x D) | 18 x 16 x 10 |
| Weight | 15 |
| Package Type | Dell Brown Box |
| Package Contents | Desktop Tower, Power cord, Mouse, Keyboard |
Questions about this item
How do I add more DDR5 memory to the QCT1255, and which step do people often miss?
Open the chassis, align the notch on the DDR5 module with the slot key, press firmly until the retention clips click, then verify 32 GB appears in BIOS — many forget to seat both clips fully.
Which component in the QCT1255 is most likely to need replacement after several years of daily use?
The 180 W power supply is the first part that typically ages; watch for unexpected restarts or fan noise as the capacitors wear.
What thermal limit appears first on the Ryzen 7 Pro 8700G when the QCT1255 runs sustained heavy workloads?
The processor will hit its 5.10 GHz boost ceiling and then throttle to stay within the 180 W power budget and tower cooling capacity.
Also in this aisle
People compared these
Same shelf, same checkout — eight coins and a 30-minute rate lock.
DELL J1-7490AA01 All-in-One PC Core i7-10700 2.9GHz 16GB 512GB SSD 23.8" FHD
- All-in-One PC
- All-in-One
HP J1-800G6AA01 All-in-One PC Core i5-10500 16GB DDR4 512GB NVMe 23.8
- All-in-One PC
- All-in-One



