Radeon HD 7790 vs Radeon R5 Bristol Ridge

If you are going to buy a new graphics card and are choosing between Radeon HD 7790 and Radeon R5 Bristol Ridge, there are a couple of things to consider. Cards with more VRAM in general perform better and allow you to play on higher graphics settings. Size also makes a difference. A model with a large heatsink can occupy up to three expansion slots on a motherboard. Be sure you have enough room in your PC case. When comparing GPUs with different architectures, more processing cores and even higher TFLOPS will not always translate to better performance. To help you decide which GPU you need, we have measured frame rates in a number of popular games. For more on how the Radeon HD 7790 stacks up against Radeon R5 Bristol Ridge, check out specs charts below.

Radeon R5 Bristol Ridge is a Laptop Graphics Card

Note: Radeon R5 Bristol Ridge 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 R5 Bristol Ridge here:

Main Specs

  Radeon HD 7790 Radeon R5 Bristol Ridge
Power consumption (TDP) 85 Watt 12-45 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5
Maximum RAM amount 1 GB
Display Connectors 1x DVI, 1x HDMI, 2x mini-DisplayPort
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  • Radeon HD 7790 has 608% more power consumption, than Radeon R5 Bristol Ridge.
  • Radeon HD 7790 is used in Desktops, and Radeon R5 Bristol Ridge - in Laptops.
  • Radeon HD 7790 is build with GCN 2.0 architecture, and Radeon R5 Bristol Ridge - with GCN 1.2/2.0.
  • Radeon HD 7790 and Radeon R5 Bristol Ridge are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 16−18 3−4
ultra / 1080p 9−10 1−2
QHD / 1440p 4−5 0−1
4K / 2160p 4−5
low / 720p 30−35 14−16
medium / 1080p 20−22 5−6
The average gaming FPS of Radeon HD 7790 in Assassin's Creed Odyssey is 233% more, than Radeon R5 Bristol Ridge.

Full Specs

  Radeon HD 7790 Radeon R5 Bristol Ridge
Architecture GCN 2.0 GCN 1.2/2.0
Code name Bonaire Bristol Ridge
Type Desktop Laptop
Release date 22 March 2013 1 June 2016
Pipelines 896 384
Core clock speed 1000 MHz
Boost Clock 800 MHz
Transistor count 2,080 million 3100 Million
Manufacturing process technology 28 nm 28 nm
Texture fill rate 56.00
Floating-point performance 1,792 gflops
Length 183 mm
Memory bus width 128 Bit 64/128 Bit
Memory clock speed 6000 MHz
Memory bandwidth 96 GB/s
Shared memory +
DirectX 12 (12_0) DirectX 12 (FL 12_0)
Shader Model 6.3
OpenGL 4.6
OpenCL 2.0
Vulkan 1.2.131
Bitcoin / BTC (SHA256) 218 Mh/s
Laptop size medium sized
Ethereum / ETH (DaggerHashimoto) 5.2 Mh/s
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