Radeon HD 7870 vs Radeon R5 Bristol Ridge

When choosing between Radeon HD 7870 and Radeon R5 Bristol Ridge, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Radeon HD 7870 and Radeon R5 Bristol Ridge.

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 7870 Radeon R5 Bristol Ridge
Power consumption (TDP) 175 Watt 12-45 Watt
Memory type GDDR5
Maximum RAM amount 2 GB
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  • Radeon HD 7870 has 1358% more power consumption, than Radeon R5 Bristol Ridge.
  • Radeon HD 7870 is used in Desktops, and Radeon R5 Bristol Ridge - in Laptops.
  • Radeon HD 7870 is build with GCN architecture, and Radeon R5 Bristol Ridge - with GCN 1.2/2.0.
  • Radeon HD 7870 and Radeon R5 Bristol Ridge are manufactured by 28 nm process technology.

Game benchmarks

high / 1080p 24−27 3−4
ultra / 1080p 14−16 1−2
QHD / 1440p 9−10 0−1
4K / 2160p 6−7
low / 720p 45−50 14−16
medium / 1080p 30−33 5−6
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 383% more, than Radeon R5 Bristol Ridge.

Full Specs

  Radeon HD 7870 Radeon R5 Bristol Ridge
Architecture GCN GCN 1.2/2.0
Code name Pitcairn XT Bristol Ridge
Type Desktop Laptop
Release date 5 March 2012 1 June 2016
Pipelines 1280 384
Core clock speed 1000 MHz
Boost Clock 800 MHz
Transistor count 2800 Million 3100 Million
Manufacturing process technology 28 nm 28 nm
Memory bus width 256 Bit 64/128 Bit
Memory clock speed 4800 MHz
Shared memory - +
DirectX DirectX 11.1, Shader 5.1 DirectX 12 (FL 12_0)
Monero / XMR (CryptoNight) 0.39 kh/s
Laptop size medium sized
Eyefinity +
Decred / DCR (Decred) 0.63 Gh/s
Ethereum / ETH (DaggerHashimoto) 16.6 Mh/s
Zcash / ZEC (Equihash) 145 Sol/s
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