Radeon HD 7870 vs Radeon RX Vega 9

When choosing between Radeon HD 7870 and Radeon RX Vega 9, 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 RX Vega 9.

Radeon RX Vega 9 is a Laptop Graphics Card

Note: Radeon RX Vega 9 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 RX Vega 9 here:

Main Specs

  Radeon HD 7870 Radeon RX Vega 9
Power consumption (TDP) 175 Watt
Memory type GDDR5
Maximum RAM amount 2 GB
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  • Radeon HD 7870 is used in Desktops, and Radeon RX Vega 9 - in Laptops.
  • Radeon HD 7870 is build with GCN architecture, and Radeon RX Vega 9 - with Vega.
  • Radeon HD 7870 is manufactured by 28 nm process technology, and Radeon RX Vega 9 - by 14 nm process technology.

Game benchmarks

high / 1080p 24−27 12−14
ultra / 1080p 14−16 8−9
QHD / 1440p 9−10 2−3
4K / 2160p 6−7
low / 720p 45−50 27−30
medium / 1080p 30−33 16−18
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 92% more, than Radeon RX Vega 9.

Full Specs

  Radeon HD 7870 Radeon RX Vega 9
Architecture GCN Vega
Code name Pitcairn XT Vega Raven Ridge
Type Desktop Laptop
Release date 5 March 2012 26 October 2017
Pipelines 1280 576
Core clock speed 1000 MHz
Boost Clock 1300 MHz
Transistor count 2800 Million
Manufacturing process technology 28 nm 14 nm
Memory bus width 256 Bit
Memory clock speed 4800 MHz
Shared memory - -
DirectX DirectX 11.1, Shader 5.1 DirectX 12_1
Monero / XMR (CryptoNight) 0.39 kh/s
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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