Radeon HD 6970M Crossfire vs Radeon R9 M485X

When choosing between Radeon HD 6970M Crossfire and Radeon R9 M485X, 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 6970M Crossfire and Radeon R9 M485X.

Radeon HD 6970M Crossfire and Radeon R9 M485X are Laptop Graphics Cards

Note: Radeon HD 6970M Crossfire and Radeon R9 M485X are only used in laptop graphics. They have 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 Radeon HD 6970M Crossfire or Radeon R9 M485X here:

Main Specs

  Radeon HD 6970M Crossfire Radeon R9 M485X
Power consumption (TDP) 250 Watt
Interface MXM-B (3.0)
Supplementary power connectors None
Memory type GDDR5 GDDR5
Maximum RAM amount 2x2 GB 8 GB MB
Display Connectors No outputs
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  • Radeon R9 M485X has 6 GB more memory, than Radeon HD 6970M Crossfire.
  • Both cards are used in Laptops.
  • Radeon HD 6970M Crossfire is build with Terascale 2 architecture, and Radeon R9 M485X - with GCN 3.
  • Core clock speed of Radeon R9 M485X is 43 MHz higher, than Radeon HD 6970M Crossfire.
  • Radeon HD 6970M Crossfire is manufactured by 40 nm process technology, and Radeon R9 M485X - by 28 nm process technology.
  • Memory clock speed of Radeon R9 M485X is 4100 MHz higher, than Radeon HD 6970M Crossfire.

Game benchmarks

high / 1080p 21−24 24−27
ultra / 1080p 12−14 14−16
QHD / 1440p 7−8 10−11
4K / 2160p 5−6 6−7
low / 720p 40−45 45−50
medium / 1080p 24−27 30−35
The average gaming FPS of Radeon R9 M485X in Assassin's Creed Odyssey is 15% more, than Radeon HD 6970M Crossfire.

Full Specs

  Radeon HD 6970M Crossfire Radeon R9 M485X
Architecture Terascale 2 GCN 3
Code name Blackcomb XT Amethyst
Type Laptop Laptop
Release date 6 January 2011 14 May 2016
Pipelines 1920 2048
Core clock speed 680 MHz 723 MHz
Transistor count 2x1700 Million 5,000 million
Manufacturing process technology 40 nm 28 nm
Texture fill rate 92.54
Floating-point performance 2,961 gflops
Memory bus width 256 Bit 256 Bit
Memory clock speed 900 MHz 5000 MHz
Memory bandwidth 160.0 GB/s
Shared memory - -
DirectX DirectX 11, Shader 5.0 12 (12_0)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Laptop size large large
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