Radeon HD 7770 vs Radeon R7 M275DX

In this comparison between Radeon HD 7770 and Radeon R7 M275DX you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 7770 will be the best choice, for others Radeon R7 M275DX will be their preference. Study the comparison tables below and make your choice.

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 7770 Radeon R7 M275DX
Memory type GDDR5 DDR3
Maximum RAM amount 2 GB
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  • Radeon HD 7770 is used in Desktops, and Radeon R7 M275DX - in Laptops.
  • Radeon HD 7770 and Radeon R7 M275DX are build with GCN architecture.
  • Radeon HD 7770 and Radeon R7 M275DX are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 10−11 9−10
ultra / 1080p 6−7 5−6
QHD / 1440p 1−2 0−1
low / 720p 24−27 21−24
medium / 1080p 12−14 10−12
The average gaming FPS of Radeon HD 7770 in Assassin's Creed Odyssey is 8% more, than Radeon R7 M275DX.

Full Specs

  Radeon HD 7770 Radeon R7 M275DX
Architecture GCN GCN
Code name Cape Verde
Type Desktop Laptop
Release date 15 February 2012 4 June 2014
Pipelines 640 896
Core clock speed 1000 MHz
Manufacturing process technology 28 nm 28 nm
Memory bus width 128 Bit
Memory clock speed 4500 MHz
Shared memory - +
DirectX DirectX 11.1, Shader 5.1 DirectX 12, Shader 5.0
Bitcoin / BTC (SHA256) 156 Mh/s
Laptop size medium sized
Eyefinity + +
AppAcceleration +
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