Radeon HD 7970M Crossfire vs Radeon R7 Carrizo

If you are going to buy a new graphics card and are choosing between Radeon HD 7970M Crossfire and Radeon R7 Carrizo, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7970M Crossfire stacks up against Radeon R7 Carrizo, check out specs charts below.

Radeon HD 7970M Crossfire and Radeon R7 Carrizo are Laptop Graphics Cards

Note: Radeon HD 7970M Crossfire and Radeon R7 Carrizo 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 7970M Crossfire or Radeon R7 Carrizo here:

Main Specs

  Radeon HD 7970M Crossfire Radeon R7 Carrizo
Power consumption (TDP) 200 Watt 12-35 Watt
Memory type GDDR5
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  • Radeon HD 7970M Crossfire has 1566% more power consumption, than Radeon R7 Carrizo.
  • Both cards are used in Laptops.
  • Radeon HD 7970M Crossfire is build with GCN architecture, and Radeon R7 Carrizo - with GCN 1.2/2.0.
  • Radeon HD 7970M Crossfire and Radeon R7 Carrizo 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 5−6
The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 571% more, than Radeon R7 Carrizo.

Full Specs

  Radeon HD 7970M Crossfire Radeon R7 Carrizo
Architecture GCN GCN 1.2/2.0
Code name Wimbledon XT Carrizo
Type Laptop Laptop
Release date 1 May 2012 4 June 2015
Pipelines 2560 512
Core clock speed 850 MHz
Boost Clock 800 MHz
Transistor count 2410 Million
Manufacturing process technology 28 nm 28 nm
Memory bus width 2x 256 Bit 64/128 Bit
Memory clock speed 4800 MHz
Shared memory - +
DirectX DirectX 11.1, Shader 5.0 DirectX 12 (FL 12_0)
Laptop size large medium sized
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