Quadro M620 vs Radeon Pro Vega 20

When choosing between Quadro M620 and Radeon Pro Vega 20, it is worth examining the specifications of the models in detail. Do they meet the recommended requirements of modern games and software? Storage capacity, form factor, TDP, available ports, warranty and manufacturer support are all important. For example, the size of a PC case can limit the maximum thickness and length of the card. Often, instead of the factory overclocked card and RGB backlight, it is better to choose a reference model with a more efficient GPU. And make sure that your current power supply unit has the correct connection pins (using adapters is not recommended). This GPUs compare tool is meant to help you to choose the best graphics card for your build. Let's find out the difference between Quadro M620 and Radeon Pro Vega 20.

Quadro M620 and Radeon Pro Vega 20 are Laptop Graphics Cards

Note: Quadro M620 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 Quadro M620 or Radeon Pro Vega 20 here:

Main Specs

  Quadro M620 Radeon Pro Vega 20
Power consumption (TDP) 30 Watt 100 Watt
Interface PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 2 GB 4 GB
Display Connectors No outputs
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  • Radeon Pro Vega 20 has 233% more power consumption, than Quadro M620.
  • Radeon Pro Vega 20 has 2 GB more memory, than Quadro M620.
  • Both cards are used in Laptops.
  • Quadro M620 is build with Maxwell architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of Quadro M620 is 203 MHz higher, than Radeon Pro Vega 20.
  • Quadro M620 is manufactured by 28 nm process technology, and Radeon Pro Vega 20 - by 14 nm process technology.
  • Memory clock speed of Quadro M620 is 3532 MHz higher, than Radeon Pro Vega 20.

Game benchmarks

high / 1080p 14−16 35−40
ultra / 1080p 8−9 21−24
QHD / 1440p 3−4 16−18
4K / 2160p 10−11
low / 720p 30−35 60−65
medium / 1080p 18−20 40−45
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 140% more, than Quadro M620.

Full Specs

  Quadro M620 Radeon Pro Vega 20
Architecture Maxwell Vega
Code name Vega Mobile
Type Mobile workstation Mobile workstation
Release date 13 January 2017 15 November 2018
Pipelines 512 1280
Core clock speed 1018 MHz 815 MHz
Boost Clock 1283 MHz
Manufacturing process technology 28 nm 14 nm
Texture fill rate 102.6
Memory bus width 128 Bit 1024 Bit
Memory clock speed 5012 MHz 1480 MHz
Memory bandwidth 80 GB/s 189.4 GB/s
Shared memory - -
DirectX 12 12 (12_1)
Shader Model 5.0 6.3
OpenGL 4.5 4.6
OpenCL 2.0
Vulkan 1.2.131
Laptop size large large
Optimus +
Display Port 1.2
Mosaic +
nView Display Management +
3D Stereo +
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