Radeon HD 8770M vs Radeon R9 A375

In this comparison between Radeon HD 8770M and Radeon R9 A375 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 8770M will be the best choice, for others Radeon R9 A375 will be their preference. Study the comparison tables below and make your choice.

Radeon HD 8770M is a Laptop Graphics Card

Note: Radeon HD 8770M 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 8770M here:

Main Specs

  Radeon HD 8770M Radeon R9 A375
Interface PCIe 3.0 x8 PCIe 3.0 x16
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 2 GB
Display Connectors No outputs No outputs
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  • Radeon HD 8770M is connected by PCIe 3.0 x8, and Radeon R9 A375 uses PCIe 3.0 x16 interface.
  • Radeon HD 8770M and Radeon R9 A375 have maximum RAM of 2 GB.
  • Radeon HD 8770M is used in Laptops, and Radeon R9 A375 - in Desktops.
  • Radeon HD 8770M is build with GCN architecture, and Radeon R9 A375 - with GCN 1.0.
  • Core clock speed of Radeon R9 A375 is 125 MHz higher, than Radeon HD 8770M.
  • Radeon HD 8770M and Radeon R9 A375 are manufactured by 28 nm process technology.
  • Memory clock speed of Radeon HD 8770M is 4496 MHz higher, than Radeon R9 A375.

Game benchmarks

high / 1080p 7−8 2−3
ultra / 1080p 4−5 1−2
QHD / 1440p 0−1 0−1
low / 720p 16−18 12−14
medium / 1080p 8−9 4−5
The average gaming FPS of Radeon HD 8770M in Assassin's Creed Odyssey is 80% more, than Radeon R9 A375.

Full Specs

  Radeon HD 8770M Radeon R9 A375
Architecture GCN GCN 1.0
Code name Mars Venus
Type Laptop Desktop
Release date 16 November 2012 no data
Pipelines 384 640
Core clock speed 775 MHz 900 MHz
Boost Clock 825 MHz 925 MHz
Transistor count 950 million 1,500 million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 19.80 37.00
Floating-point performance 633.6 gflops
Memory bus width 128 Bit 128 Bit
Memory clock speed 4500 MHz 4.5 GB/s
Memory bandwidth 72 GB/s 72 GB/s
Shared memory -
DirectX 12 (11_1) 12 (11_1)
Shader Model 5.1 5.1
OpenGL 4.6 4.6
OpenCL 1.2 1.2
Vulkan 1.2.131 1.2
Laptop size medium sized
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