Radeon HD 7970M Crossfire vs Radeon R9 270X

If you are going to buy a new graphics card and are choosing between Radeon HD 7970M Crossfire and Radeon R9 270X, 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 R9 270X, check out specs charts below.

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 R9 270X
Power consumption (TDP) 200 Watt 180 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 2 x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB
Display Connectors 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon HD 7970M Crossfire has 11% more power consumption, than Radeon R9 270X.
  • Radeon HD 7970M Crossfire is used in Laptops, and Radeon R9 270X - in Desktops.
  • Radeon HD 7970M Crossfire and Radeon R9 270X are build with GCN architecture.
  • Radeon HD 7970M Crossfire and Radeon R9 270X are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 35−40 24−27
ultra / 1080p 21−24 14−16
QHD / 1440p 16−18 10−11
4K / 2160p 10−11 6−7
low / 720p 60−65 45−50
medium / 1080p 40−45 30−35
The average gaming FPS of Radeon HD 7970M Crossfire in Assassin's Creed Odyssey is 45% more, than Radeon R9 270X.

Full Specs

  Radeon HD 7970M Crossfire Radeon R9 270X
Architecture GCN GCN
Code name Wimbledon XT Curacao XT
Type Laptop Desktop
Release date 1 May 2012 8 October 2013
Pipelines 2560 1280
Core clock speed 850 MHz
Boost Clock 1050 MHz
Transistor count 2,800 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 84.00
Floating-point performance 2,688 gflops
Memory bus width 2x 256 Bit 256 Bit
Memory clock speed 4800 MHz
Memory bandwidth 179.2 GB/s
Shared memory - -
DirectX DirectX 11.1, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan +
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 318 Mh/s
Laptop size large
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Ethereum / ETH (DaggerHashimoto) 30 Mh/s
Zcash / ZEC (Equihash) 163 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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