Radeon HD 7770 vs Radeon R9 M375X

In this comparison between Radeon HD 7770 and Radeon R9 M375X 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 R9 M375X will be their preference. Study the comparison tables below and make your choice.

Main Specs

  Radeon HD 7770 Radeon R9 M375X
Interface PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
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  • Radeon R9 M375X has 2 GB more memory, than Radeon HD 7770.
  • Both cards are used in Desktops.
  • Radeon HD 7770 is build with GCN architecture, and Radeon R9 M375X - with GCN 1.0.
  • Core clock speed of Radeon HD 7770 is 75 MHz higher, than Radeon R9 M375X.
  • Radeon HD 7770 and Radeon R9 M375X are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 7770 is 3375 MHz higher, than Radeon R9 M375X.

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 12−14
The average gaming FPS of Radeon HD 7770 in Assassin's Creed Odyssey is 8% more, than Radeon R9 M375X.

Full Specs

  Radeon HD 7770 Radeon R9 M375X
Architecture GCN GCN 1.0
Code name Cape Verde Tropo
Type Desktop Desktop
Release date 15 February 2012 5 May 2015
Pipelines 640 640
Core clock speed 1000 MHz 925 MHz
Boost Clock 1015 MHz
Transistor count 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 40.60
Floating-point performance 1,299 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 1125 MHz
Memory bandwidth 72 GB/s
Shared memory -
DirectX DirectX 11.1, Shader 5.1
Shader Model 5.1
OpenGL 4.4
OpenCL Not Listed
FreeSync +
Bus support PCIe 3.0
Bitcoin / BTC (SHA256) 156 Mh/s
Eyefinity + +
HD3D +
PowerTune +
DualGraphics +
ZeroCore +
Switchable graphics +
Mantle +
Compute units 10
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