GeForce 940M vs Radeon Pro Vega 20

In this comparison between GeForce 940M and Radeon Pro Vega 20 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 GeForce 940M will be the best choice, for others Radeon Pro Vega 20 will be their preference. Study the comparison tables below and make your choice.

GeForce 940M and Radeon Pro Vega 20 are Laptop Graphics Cards

Note: GeForce 940M and Radeon Pro Vega 20 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 GeForce 940M or Radeon Pro Vega 20 here:

Main Specs

  GeForce 940M Radeon Pro Vega 20
Power consumption (TDP) 75 Watt 100 Watt
Interface PCIe 3.0 x8 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type DDR3 HBM2
Maximum RAM amount 4 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro Vega 20 has 33% more power consumption, than GeForce 940M.
  • GeForce 940M is connected by PCIe 3.0 x8, and Radeon Pro Vega 20 uses PCIe 3.0 x16 interface.
  • GeForce 940M and Radeon Pro Vega 20 have maximum RAM of 4 GB.
  • GeForce 940M is used in Laptops, and Radeon Pro Vega 20 - in Mobile workstations.
  • GeForce 940M is build with Maxwell architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of GeForce 940M is 257 MHz higher, than Radeon Pro Vega 20.
  • GeForce 940M is manufactured by 28 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
  • Memory clock speed of GeForce 940M is 520 MHz higher, than Radeon Pro Vega 20.

Game benchmarks

high / 1080p 2−3 35−40
ultra / 1080p 1−2 21−24
QHD / 1440p 0−1 16−18
4K / 2160p 10−11
low / 720p 12−14 60−65
medium / 1080p 4−5 40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 720% more, than GeForce 940M.

Full Specs

  GeForce 940M Radeon Pro Vega 20
Architecture Maxwell Vega
Code name N16S-GT-S/B Vega Mobile
Type Laptop Mobile workstation
Release date 12 March 2015 15 November 2018
Pipelines 384 1280
Core clock speed 1072 MHz 815 MHz
Boost Clock 1176 MHz 1283 MHz
Transistor count 1,870 million
Manufacturing process technology 28 nm 14 nm
Texture fill rate 28.22 102.6
Floating-point performance 903.2 gflops
Memory bus width 64 Bit 1024 Bit
Memory clock speed 2000 MHz 1480 MHz
Memory bandwidth 14.4 GB/s 189.4 GB/s
Shared memory - -
DirectX 12 (11_0) 12 (12_1)
Shader Model 5.1 6.3
OpenGL 4.5 4.6
OpenCL 1.2 2.0
Vulkan 1.1.126 1.2.131
CUDA +
Bus support PCI Express 3.0
Bitcoin / BTC (SHA256) 101 Mh/s
Laptop size medium sized large
Optimus +
GPU Boost 2.0
GameWorks +
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