Radeon HD 7970 vs Radeon R7 M275DX

When choosing between Radeon HD 7970 and Radeon R7 M275DX, 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 7970 and Radeon R7 M275DX.

Radeon R7 M275DX is a Laptop Graphics Card

Note: Radeon R7 M275DX 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 R7 M275DX here:

Main Specs

  Radeon HD 7970 Radeon R7 M275DX
Power consumption (TDP) 300 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 DDR3
Maximum RAM amount 3 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7970 is used in Desktops, and Radeon R7 M275DX - in Laptops.
  • Radeon HD 7970 and Radeon R7 M275DX are build with GCN architecture.
  • Radeon HD 7970 and Radeon R7 M275DX are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 35−40 9−10
ultra / 1080p 21−24 5−6
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 21−24
medium / 1080p 40−45 10−12
The average gaming FPS of Radeon HD 7970 in Assassin's Creed Odyssey is 241% more, than Radeon R7 M275DX.

Full Specs

  Radeon HD 7970 Radeon R7 M275DX
Architecture GCN GCN
Code name Tahiti XT
Type Desktop Laptop
Release date 22 December 2011 4 June 2014
Pipelines 2048 896
Boost Clock 925 MHz
Transistor count 4,313 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 118.4
Floating-point performance 3,789 gflops
Length 274 mm
Memory bus width 384 Bit
Memory clock speed 1375 MHz
Memory bandwidth 264 GB/s
Shared memory - +
DirectX DirectX 12, Shader 5.0
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
FreeSync +
Bus support PCIe 2.1 x16
HDMI +
Bitcoin / BTC (SHA256) 485 Mh/s
Laptop size medium sized
Eyefinity + +
Design reference
CrossFire +
Ethereum / ETH (DaggerHashimoto) 20.71 Mh/s
AppAcceleration +
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