Quadro P520 vs Radeon HD 6850

When choosing between Quadro P520 and Radeon HD 6850, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Quadro P520 and Radeon HD 6850.

Quadro P520 is a Laptop Graphics Card

Note: Quadro P520 is only used in laptop graphics. It has lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with Quadro P520 here:

Main Specs

  Quadro P520 Radeon HD 6850
Power consumption (TDP) 127 Watt
Interface PCIe 2.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 1 GB
Display Connectors 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Quadro P520 has 1 GB more memory, than Radeon HD 6850.
  • Quadro P520 is used in Mobile workstations, and Radeon HD 6850 - in Desktops.
  • Quadro P520 is build with Pascal architecture, and Radeon HD 6850 - with TeraScale 2.
  • Quadro P520 is manufactured by 14 nm process technology, and Radeon HD 6850 - by 40 nm process technology.

Game benchmarks

high / 1080p 10−12 9−10
ultra / 1080p 6−7 5−6
QHD / 1440p 1−2 0−1
low / 720p 24−27 21−24
medium / 1080p 12−14 12−14
The average gaming FPS of Quadro P520 in Assassin's Creed Odyssey is 16% more, than Radeon HD 6850.

Full Specs

  Quadro P520 Radeon HD 6850
Architecture Pascal TeraScale 2
Code name Barts
Type Mobile workstation Desktop
Release date 27 May 2019 21 October 2010
Pipelines 384 960
Core clock speed 1303 MHz
Boost Clock 1493 MHz
Transistor count 1,700 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 37.20
Floating-point performance 1,488.0 gflops
Length 198 mm
Memory bus width 64 Bit 256 Bit
Memory clock speed 6000 MHz
Memory bandwidth 128.0 GB/s
Shared memory -
DirectX DirectX 12_1
Shader Model 5.0
OpenGL 4.4
OpenCL 1.2
Vulkan +
Bus support AGP
Bitcoin / BTC (SHA256) 139 Mh/s
Laptop size large
Eyefinity +
Design reference
CrossFire +
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