Radeon HD 8870M vs Radeon RX Vega M GL 870

In this comparison between Radeon HD 8870M and Radeon RX Vega M GL 870 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon HD 8870M will be the best choice, for others Radeon RX Vega M GL 870 will be their preference. Study the comparison tables below and make your choice.

Radeon HD 8870M and Radeon RX Vega M GL 870 are Laptop Graphics Cards

Note: Radeon HD 8870M and Radeon RX Vega M GL 870 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 8870M or Radeon RX Vega M GL 870 here:

Main Specs

  Radeon HD 8870M Radeon RX Vega M GL 870
Interface PCIe 3.0 x16
Memory type GDDR5, DDR3 HBM2
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
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  • Radeon RX Vega M GL 870 has 2 GB more memory, than Radeon HD 8870M.
  • Both cards are used in Laptops.
  • Radeon HD 8870M is build with GCN architecture, and Radeon RX Vega M GL 870 - with Vega.
  • Core clock speed of Radeon RX Vega M GL 870 is 206 MHz higher, than Radeon HD 8870M.
  • Radeon HD 8870M is manufactured by 28 nm process technology, and Radeon RX Vega M GL 870 - by 14 nm process technology.

Game benchmarks

high / 1080p 7−8 35−40
ultra / 1080p 4−5 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 18−20 60−65
medium / 1080p 9−10 40−45
The average gaming FPS of Radeon RX Vega M GL 870 in Assassin's Creed Odyssey is 310% more, than Radeon HD 8870M.

Full Specs

  Radeon HD 8870M Radeon RX Vega M GL 870
Architecture GCN Vega
Code name Venus Vega Kaby Lake-G
Type Laptop Laptop
Release date 18 December 2012 7 January 2018
Pipelines 640 1280
Core clock speed 725 MHz 931 MHz
Boost Clock 775 MHz 1011 MHz
Transistor count 1,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 31.00
Floating-point performance 992.0 gflops
Memory bus width 128 Bit
Memory clock speed 4500 MHz
Memory bandwidth 72 GB/s
Shared memory - -
DirectX 12 (11_1) DirectX 12_1
Shader Model 5.1
OpenGL 4.6
OpenCL 1.2
Vulkan 1.2.131
Bitcoin / BTC (SHA256) 107 Mh/s
Laptop size large medium sized
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