Quadro P400 vs Radeon HD 6950

When choosing between Quadro P400 and Radeon HD 6950, 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 P400 and Radeon HD 6950.

Main Specs

  Quadro P400 Radeon HD 6950
Power consumption (TDP) 30 Watt 500 Watt
Interface PCIe 3.0 x16 PCIe 2.0 x16
Supplementary power connectors None 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 3x mini-DisplayPort 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6950 has 1566% more power consumption, than Quadro P400.
  • Quadro P400 is connected by PCIe 3.0 x16, and Radeon HD 6950 uses PCIe 2.0 x16 interface.
  • Quadro P400 and Radeon HD 6950 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Quadro P400 is build with Pascal architecture, and Radeon HD 6950 - with TeraScale 3.
  • Quadro P400 is manufactured by 14 nm process technology, and Radeon HD 6950 - by 40 nm process technology.
  • Radeon HD 6950 is 122 mm longer, than Quadro P400.
  • Memory clock speed of Quadro P400 is 2758 MHz higher, than Radeon HD 6950.

Game benchmarks

high / 1080p 7−8 14−16
ultra / 1080p 4−5 8−9
QHD / 1440p 0−1 3−4
low / 720p 18−20 27−30
medium / 1080p 9−10 16−18
The average gaming FPS of Radeon HD 6950 in Assassin's Creed Odyssey is 70% more, than Quadro P400.

Full Specs

  Quadro P400 Radeon HD 6950
Architecture Pascal TeraScale 3
Code name GP107 Cayman
Type Workstation Desktop
Release date 7 February 2017 14 December 2010
Pipelines 256 1408
Core clock speed 1228 MHz
Boost Clock 1252 MHz 800 MHz
Transistor count 3,300 million 2,640 million
Manufacturing process technology 14 nm 40 nm
Texture fill rate 20.03 70.40
Floating-point performance 679.9 gflops 2,252.8 gflops
Length 145 mm 267 mm
Memory bus width 64 Bit 256 Bit
Memory clock speed 4008 MHz 1250 MHz
Memory bandwidth 32.06 GB/s
DirectX 12 (12_1)
Shader Model 6.4 5.0
OpenGL 4.6 4.4
OpenCL 1.2 1.2
Vulkan 1.2.131
CUDA 6.1
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 244 Mh/s
Eyefinity +
Design reference
CrossFire +
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