Radeon HD 7870M vs Radeon RX Vega M GL 870

Find out if it is worth upgrading your current GPU setup by comparing Radeon HD 7870M and Radeon RX Vega M GL 870. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between Radeon HD 7870M and Radeon RX Vega M GL 870. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.

Radeon HD 7870M and Radeon RX Vega M GL 870 are Laptop Graphics Cards

Note: Radeon HD 7870M 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 7870M or Radeon RX Vega M GL 870 here:

Main Specs

  Radeon HD 7870M Radeon RX Vega M GL 870
Power consumption (TDP) 45 Watt
Interface PCIe 3.0 x16
Memory type GDDR5 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 7870M.
  • Both cards are used in Laptops.
  • Radeon HD 7870M 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 131 MHz higher, than Radeon HD 7870M.
  • Radeon HD 7870M is manufactured by 28 nm process technology, and Radeon RX Vega M GL 870 - by 14 nm process technology.

Game benchmarks

high / 1080p 6−7 35−40
ultra / 1080p 4−5 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 16−18 60−65
medium / 1080p 8−9 40−45
The average gaming FPS of Radeon RX Vega M GL 870 in Assassin's Creed Odyssey is 355% more, than Radeon HD 7870M.

Full Specs

  Radeon HD 7870M Radeon RX Vega M GL 870
Architecture GCN Vega
Code name Heathrow XT Vega Kaby Lake-G
Type Laptop Laptop
Release date 24 April 2012 7 January 2018
Pipelines 640 1280
Core clock speed 800 MHz 931 MHz
Boost Clock 1011 MHz
Transistor count 1,500 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 32.00
Floating-point performance 1,024 gflops
Memory bus width 128 Bit
Memory clock speed 4000 MHz
Memory bandwidth 64 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
Laptop size large medium sized
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