Radeon HD 4870 vs Radeon RX Vega M GL

If you are going to buy a new graphics card and are choosing between Radeon HD 4870 and Radeon RX Vega M GL, 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 4870 stacks up against Radeon RX Vega M GL, check out specs charts below.

Radeon RX Vega M GL is a Laptop Graphics Card

Note: Radeon RX Vega M GL 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 M GL here:

Main Specs

  Radeon HD 4870 Radeon RX Vega M GL
Power consumption (TDP) 150 Watt 65 Watt
Interface PCIe 2.0 x16 IGP
Supplementary power connectors 2x 6-pin
Memory type GDDR5 HBM2
Maximum RAM amount 1 GB 4 GB
Display Connectors 2x DVI, 1x S-Video No outputs
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  • Radeon HD 4870 has 130% more power consumption, than Radeon RX Vega M GL.
  • Radeon HD 4870 is connected by PCIe 2.0 x16, and Radeon RX Vega M GL uses IGP interface.
  • Radeon RX Vega M GL has 3 GB more memory, than Radeon HD 4870.
  • Radeon HD 4870 is used in Desktops, and Radeon RX Vega M GL - in Laptops.
  • Radeon HD 4870 is build with TeraScale architecture, and Radeon RX Vega M GL - with GCN 4.0.
  • Core clock speed of Radeon RX Vega M GL is 181 MHz higher, than Radeon HD 4870.
  • Radeon HD 4870 is manufactured by 55 nm process technology, and Radeon RX Vega M GL - by 14 nm process technology.
  • Memory clock speed of Radeon HD 4870 is 2200 MHz higher, than Radeon RX Vega M GL.

Game benchmarks

high / 1080p 3−4 16−18
ultra / 1080p 1−2 10−11
QHD / 1440p 0−1 4−5
low / 720p 14−16 35−40
medium / 1080p 6−7 21−24
The average gaming FPS of Radeon RX Vega M GL in Assassin's Creed Odyssey is 250% more, than Radeon HD 4870.

Full Specs

  Radeon HD 4870 Radeon RX Vega M GL
Architecture TeraScale GCN 4.0
Code name RV770 Polaris 22
Type Desktop Laptop
Release date 25 June 2008 1 February 2018
Pipelines 800 1280
Core clock speed 750 MHz 931 MHz
Boost Clock 1011 MHz
Transistor count 956 million 5,000 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 30.00 80.88
Floating-point performance 1,200.0 gflops 2,588 gflops
Length 250 mm
Memory bus width 256 Bit 1024 Bit
Memory clock speed 3600 MHz 1400 MHz
Memory bandwidth 115.2 GB/s 179.2 GB/s
Shared memory -
DirectX 10.1 (10_1) 12 (12_0)
Shader Model 4.1 6.4
OpenGL 3.3 4.6
OpenCL 1.1 2.0
Vulkan N/A 1.2.131
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