Mobility Radeon HD 3870 X2 vs Radeon RX Vega M GL

Find out if it is worth upgrading your current GPU setup by comparing Mobility Radeon HD 3870 X2 and Radeon RX Vega M GL. 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 Mobility Radeon HD 3870 X2 and Radeon RX Vega M GL. 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.

Mobility Radeon HD 3870 X2 and Radeon RX Vega M GL are Laptop Graphics Cards

Note: Mobility Radeon HD 3870 X2 and Radeon RX Vega M GL 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 Mobility Radeon HD 3870 X2 or Radeon RX Vega M GL here:

Main Specs

  Mobility Radeon HD 3870 X2 Radeon RX Vega M GL
Power consumption (TDP) 110 Watt 65 Watt
Interface PCIe 2.0 x16 IGP
Memory type GDDR3 HBM2
Maximum RAM amount 512 MB 4 GB
Display Connectors No outputs No outputs
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  • Mobility Radeon HD 3870 X2 has 69% more power consumption, than Radeon RX Vega M GL.
  • Mobility Radeon HD 3870 X2 is connected by PCIe 2.0 x16, and Radeon RX Vega M GL uses IGP interface.
  • Mobility Radeon HD 3870 X2 has 508 GB more memory, than Radeon RX Vega M GL.
  • Both cards are used in Laptops.
  • Mobility Radeon HD 3870 X2 is build with RV6xx architecture, and Radeon RX Vega M GL - with GCN 4.0.
  • Core clock speed of Radeon RX Vega M GL is 271 MHz higher, than Mobility Radeon HD 3870 X2.
  • Mobility Radeon HD 3870 X2 is manufactured by 55 nm process technology, and Radeon RX Vega M GL - by 14 nm process technology.
  • Memory clock speed of Radeon RX Vega M GL is 550 MHz higher, than Mobility Radeon HD 3870 X2.

Game benchmarks

high / 1080p 6−7 16−18
ultra / 1080p 4−5 10−11
QHD / 1440p 0−1 4−5
low / 720p 16−18 35−40
medium / 1080p 8−9 21−24
The average gaming FPS of Radeon RX Vega M GL in Assassin's Creed Odyssey is 133% more, than Mobility Radeon HD 3870 X2.

Full Specs

  Mobility Radeon HD 3870 X2 Radeon RX Vega M GL
Architecture RV6xx GCN 4.0
Code name M88-XT CF Polaris 22
Type Laptop Laptop
Release date 1 September 2008 1 February 2018
Pipelines 640 1280
Core clock speed 660 MHz 931 MHz
Boost Clock 1011 MHz
Transistor count 666 million 5,000 million
Manufacturing process technology 55 nm 14 nm
Texture fill rate 10.56 80.88
Floating-point performance 2x 422.4 gflops 2,588 gflops
Memory bus width 256 Bit 1024 Bit
Memory clock speed 850 MHz 1400 MHz
Memory bandwidth 54.4 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 N/A 2.0
Vulkan N/A 1.2.131
Laptop size large
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