Radeon HD 7970M Crossfire vs Radeon R7 M270DX

When choosing between Radeon HD 7970M Crossfire and Radeon R7 M270DX, 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 7970M Crossfire and Radeon R7 M270DX.

Radeon HD 7970M Crossfire is a Laptop Graphics Card

Note: Radeon HD 7970M Crossfire 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 Radeon HD 7970M Crossfire here:

Main Specs

  Radeon HD 7970M Crossfire Radeon R7 M270DX
Power consumption (TDP) 200 Watt
Interface IGP
Memory type GDDR5 System Shared
Display Connectors No outputs
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  • Radeon HD 7970M Crossfire is used in Laptops, and Radeon R7 M270DX - in Desktops.
  • Radeon HD 7970M Crossfire is build with GCN architecture, and Radeon R7 M270DX - with GCN 3.0.
  • Core clock speed of Radeon R7 M270DX is 50 MHz higher, than Radeon HD 7970M Crossfire.
  • Radeon HD 7970M Crossfire and Radeon R7 M270DX are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 35−40 2−3
ultra / 1080p 21−24 0−1
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 12−14
medium / 1080p 40−45 3−4
The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 683% more, than Radeon R7 M270DX.

Full Specs

  Radeon HD 7970M Crossfire Radeon R7 M270DX
Architecture GCN GCN 3.0
Code name Wimbledon XT Topaz
Type Laptop Desktop
Release date 1 May 2012 11 June 2014
Pipelines 2560 384
Core clock speed 850 MHz 900 MHz
Boost Clock 940 MHz
Transistor count 1,550 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 22.56
Memory bus width 2x 256 Bit
Memory clock speed 4800 MHz
Shared memory -
DirectX DirectX 11.1, Shader 5.0 12 (12_0)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Laptop size large
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