Radeon HD 6850 X2 vs Radeon RX 570

When choosing between Radeon HD 6850 X2 and Radeon RX 570, 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 RX 570.
Radeon HD 6850 X2

Main Specs

  Radeon HD 6850 X2 Radeon RX 570
Power consumption (TDP) 254 Watt 120 Watt
Interface PCIe 2.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 8 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort 1x DVI, 1x HDMI, 3x DisplayPort
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  • Radeon HD 6850 X2 has 111% more power consumption, than Radeon RX 570.
  • Radeon HD 6850 X2 is connected by PCIe 2.0 x16, and Radeon RX 570 uses PCIe 3.0 x16 interface.
  • Radeon RX 570 has 6 GB more memory, than Radeon HD 6850 X2.
  • Both cards are used in Desktops.
  • Radeon HD 6850 X2 is build with TeraScale 2 architecture, and Radeon RX 570 - with Polaris.
  • Core clock speed of Radeon RX 570 is 368 MHz higher, than Radeon HD 6850 X2.
  • Radeon HD 6850 X2 is manufactured by 40 nm process technology, and Radeon RX 570 - by 14 nm process technology.
  • Memory clock speed of Radeon RX 570 is 2800 MHz higher, than Radeon HD 6850 X2.

Game benchmarks

high / 1080p 12−14 35−40
ultra / 1080p 7−8 21−24
QHD / 1440p 2−3 16−18
4K / 2160p 10−11
low / 720p 27−30 60−65
medium / 1080p 16−18 40−45
The average gaming FPS of Radeon RX 570 in Assassin's Creed Odyssey is 176% more, than Radeon HD 6850 X2.

Full Specs

  Radeon HD 6850 X2 Radeon RX 570
Architecture TeraScale 2 Polaris
Code name Barts Polaris 20 Ellesmere
Type Desktop Desktop
Release date 19 September 2011 18 April 2017
Pipelines 960 2048
Core clock speed 800 MHz 1168 MHz
Boost Clock 1244 MHz
Transistor count 1,700 million 5,700 million
Manufacturing process technology 40 nm 14 nm
Texture fill rate 38.40 159.2
Floating-point performance 2x 1,536.0 gflops 5,095 gflops
Length 241 mm
Memory bus width 256 Bit 256 Bit
Memory clock speed 4200 MHz 7000 MHz
Memory bandwidth 134.4 GB/s 224.0 GB/s
Shared memory -
DirectX 11.2 (11_0) 12 (12_0)
Shader Model 5.0 6.4
OpenGL 4.4 4.6
OpenCL 1.2 2.0
Vulkan N/A +
FreeSync +
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