Radeon Pro Vega 20 vs UHD Graphics 620

In this comparison between Radeon Pro Vega 20 and UHD Graphics 620 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 Radeon Pro Vega 20 will be the best choice, for others UHD Graphics 620 will be their preference. Study the comparison tables below and make your choice.

Radeon Pro Vega 20 and UHD Graphics 620 are Laptop Graphics Cards

Note: Radeon Pro Vega 20 and UHD Graphics 620 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 Pro Vega 20 or UHD Graphics 620 here:

Main Specs

  Radeon Pro Vega 20 UHD Graphics 620
Power consumption (TDP) 100 Watt 15 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x1
Supplementary power connectors 1x 6-pin + 1x 8-pin
Memory type HBM2 LPDDR3/DDR4
Maximum RAM amount 4 GB 32 GB
Display Connectors No outputs No outputs
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  • Radeon Pro Vega 20 has 566% more power consumption, than UHD Graphics 620.
  • Radeon Pro Vega 20 is connected by PCIe 3.0 x16, and UHD Graphics 620 uses PCIe 3.0 x1 interface.
  • UHD Graphics 620 has 28 GB more memory, than Radeon Pro Vega 20.
  • Radeon Pro Vega 20 is used in Mobile workstations, and UHD Graphics 620 - in Laptops.
  • Radeon Pro Vega 20 is build with Vega architecture, and UHD Graphics 620 - with Gen. 9.5.
  • Core clock speed of Radeon Pro Vega 20 is 515 MHz higher, than UHD Graphics 620.
  • Radeon Pro Vega 20 and UHD Graphics 620 are manufactured by 14 nm process technology.

Game benchmarks

high / 1080p 35−40 2−3
ultra / 1080p 21−24 0−1
QHD / 1440p 16−18 0−1
4K / 2160p 10−11
low / 720p 60−65 12−14
medium / 1080p 40−45 3−4
The average gaming FPS of Radeon Pro Vega 20 in Assassin's Creed Odyssey is 683% more, than UHD Graphics 620.

Full Specs

  Radeon Pro Vega 20 UHD Graphics 620
Architecture Vega Gen. 9.5
Code name Vega Mobile Kaby-Lake-Refresh GT2
Type Mobile workstation Laptop
Release date 15 November 2018 1 September 2017
Pipelines 1280 24
Core clock speed 815 MHz 300 MHz
Boost Clock 1283 MHz 1150 MHz
Transistor count 189 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 102.6 27.60
Memory bus width 1024 Bit 64/128 Bit
Memory clock speed 1480 MHz
Memory bandwidth 189.4 GB/s
Shared memory - +
DirectX 12 (12_1) 12 (12_1)
Shader Model 6.3 6.4
OpenGL 4.6 4.6
OpenCL 2.0 2.1
Vulkan 1.2.131 1.1.103
Laptop size large
Quick Sync +
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