Radeon HD 8770M vs Radeon R5 Bristol Ridge

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 8770M and Radeon R5 Bristol Ridge. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 8770M and Radeon R5 Bristol Ridge. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 8770M and Radeon R5 Bristol Ridge are Laptop Graphics Cards

Note: Radeon HD 8770M and Radeon R5 Bristol Ridge are only used in laptop graphics. They have 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 or Radeon R5 Bristol Ridge here:

Main Specs

  Radeon HD 8770M Radeon R5 Bristol Ridge
Power consumption (TDP) 12-45 Watt
Interface PCIe 3.0 x8
Memory type GDDR5
Maximum RAM amount 2 GB
Display Connectors No outputs
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  • Both cards are used in Laptops.
  • Radeon HD 8770M is build with GCN architecture, and Radeon R5 Bristol Ridge - with GCN 1.2/2.0.
  • Radeon HD 8770M and Radeon R5 Bristol Ridge are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 7−8 3−4
ultra / 1080p 4−5 1−2
QHD / 1440p 0−1 0−1
low / 720p 16−18 14−16
medium / 1080p 8−9 5−6
The average gaming FPS of Radeon HD 8770M in Assassin's Creed Odyssey is 50% more, than Radeon R5 Bristol Ridge.

Full Specs

  Radeon HD 8770M Radeon R5 Bristol Ridge
Architecture GCN GCN 1.2/2.0
Code name Mars Bristol Ridge
Type Laptop Laptop
Release date 16 November 2012 1 June 2016
Pipelines 384 384
Core clock speed 775 MHz
Boost Clock 825 MHz 800 MHz
Transistor count 950 million 3100 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 19.80
Floating-point performance 633.6 gflops
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 72 GB/s
Shared memory - +
DirectX 12 (11_1) DirectX 12 (FL 12_0)
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Laptop size medium sized medium sized
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