Radeon HD 7870 vs Radeon RX 540

If you are going to buy a new graphics card and are choosing between Radeon HD 7870 and Radeon RX 540, 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 7870 stacks up against Radeon RX 540, check out specs charts below.

Radeon RX 540 is a Laptop Graphics Card

Note: Radeon RX 540 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 540 here:

Main Specs

  Radeon HD 7870 Radeon RX 540
Power consumption (TDP) 175 Watt 65 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin
Memory type GDDR5 GDDR5
Maximum RAM amount 2 GB 4 GB
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  • Radeon HD 7870 has 169% more power consumption, than Radeon RX 540.
  • Radeon RX 540 has 2 GB more memory, than Radeon HD 7870.
  • Radeon HD 7870 is used in Desktops, and Radeon RX 540 - in Laptops.
  • Radeon HD 7870 is build with GCN architecture, and Radeon RX 540 - with Polaris.
  • Radeon HD 7870 is manufactured by 28 nm process technology, and Radeon RX 540 - by 14 nm process technology.
  • Memory clock speed of Radeon RX 540 is 1200 MHz higher, than Radeon HD 7870.

Game benchmarks

high / 1080p 24−27 14−16
ultra / 1080p 14−16 8−9
QHD / 1440p 9−10 3−4
4K / 2160p 6−7
low / 720p 45−50 30−33
medium / 1080p 30−33 18−20
The average gaming FPS of Radeon HD 7870 in Assassin's Creed Odyssey is 66% more, than Radeon RX 540.

Full Specs

  Radeon HD 7870 Radeon RX 540
Architecture GCN Polaris
Code name Pitcairn XT Polaris 12
Type Desktop Laptop
Release date 5 March 2012 21 March 2017
Pipelines 1280 512
Core clock speed 1000 MHz
Boost Clock 1219 MHz
Transistor count 2800 Million 1,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 39.01
Floating-point performance 1,248 gflops
Memory bus width 256 Bit 128 Bit
Memory clock speed 4800 MHz 6000 MHz
Memory bandwidth 96 GB/s
Shared memory - -
DirectX DirectX 11.1, Shader 5.1 12.0
Shader Model 5.0
OpenGL 4.6
OpenCL 1.2
Monero / XMR (CryptoNight) 0.39 kh/s
FreeSync +
Laptop size large
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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