Radeon HD 6850 X2 vs Radeon HD 6950

When choosing between Radeon HD 6850 X2 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 Radeon HD 6850 X2 and Radeon HD 6950.

Main Specs

  Radeon HD 6850 X2 Radeon HD 6950
Power consumption (TDP) 254 Watt 500 Watt
Interface PCIe 2.0 x16 PCIe 2.0 x16
Supplementary power connectors 2x 8-pin 2x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 2x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 6950 has 96% more power consumption, than Radeon HD 6850 X2.
  • Both video cards are using PCIe 2.0 x16 interface connection to a motherboard.
  • Radeon HD 6850 X2 and Radeon HD 6950 have maximum RAM of 2 GB.
  • Both cards are used in Desktops.
  • Radeon HD 6850 X2 is build with TeraScale 2 architecture, and Radeon HD 6950 - with TeraScale 3.
  • Radeon HD 6850 X2 and Radeon HD 6950 are manufactured by 40 nm process technology.
  • Memory clock speed of Radeon HD 6850 X2 is 2950 MHz higher, than Radeon HD 6950.

Game benchmarks

high / 1080p 12−14 14−16
ultra / 1080p 7−8 8−9
QHD / 1440p 2−3 3−4
low / 720p 27−30 27−30
medium / 1080p 16−18 16−18
The average gaming FPS of Radeon HD 6950 in Assassin's Creed Odyssey is 7% more, than Radeon HD 6850 X2.

Full Specs

  Radeon HD 6850 X2 Radeon HD 6950
Architecture TeraScale 2 TeraScale 3
Code name Barts Cayman
Type Desktop Desktop
Release date 19 September 2011 14 December 2010
Pipelines 960 1408
Core clock speed 800 MHz
Boost Clock 800 MHz
Transistor count 1,700 million 2,640 million
Manufacturing process technology 40 nm 40 nm
Texture fill rate 38.40 70.40
Floating-point performance 2x 1,536.0 gflops 2,252.8 gflops
Length 267 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 4200 MHz 1250 MHz
Memory bandwidth 134.4 GB/s
DirectX 11.2 (11_0)
Shader Model 5.0 5.0
OpenGL 4.4 4.4
OpenCL 1.2 1.2
Vulkan N/A
Bus support PCIe 2.0 x16
HDMI +
Bitcoin / BTC (SHA256) 244 Mh/s
Eyefinity +
Design reference
CrossFire +
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