Radeon Pro 580X vs Radeon Pro Vega 20

In this comparison between Radeon Pro 580X 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 Radeon Pro 580X will be the best choice, for others Radeon Pro Vega 20 will be their preference. Study the comparison tables below and make your choice.

Radeon Pro Vega 20 is a Laptop Graphics Card

Note: Radeon Pro Vega 20 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 Pro Vega 20 here:

Main Specs

  Radeon Pro 580X Radeon Pro Vega 20
Power consumption (TDP) 150 Watt 100 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors None 1x 6-pin + 1x 8-pin
Memory type GDDR5 HBM2
Maximum RAM amount 8 GB 4 GB
Display Connectors No outputs No outputs
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  • Radeon Pro 580X has 50% more power consumption, than Radeon Pro Vega 20.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro 580X has 4 GB more memory, than Radeon Pro Vega 20.
  • Radeon Pro 580X is used in Desktops, and Radeon Pro Vega 20 - in Mobile workstations.
  • Radeon Pro 580X is build with GCN 4.0 architecture, and Radeon Pro Vega 20 - with Vega.
  • Core clock speed of Radeon Pro 580X is 285 MHz higher, than Radeon Pro Vega 20.
  • Radeon Pro 580X and Radeon Pro Vega 20 are manufactured by 14 nm process technology.
  • Memory clock speed of Radeon Pro 580X is 5300 MHz higher, than Radeon Pro Vega 20.

Game benchmarks

high / 1080p 35−40 35−40
ultra / 1080p 24−27 21−24
QHD / 1440p 18−20 16−18
4K / 2160p 10−12 10−11
low / 720p 60−65 60−65
medium / 1080p 45−50 40−45
The average gaming FPS of Radeon Pro 580X in Assassin's Creed Odyssey is 3% more, than Radeon Pro Vega 20.

Full Specs

  Radeon Pro 580X Radeon Pro Vega 20
Architecture GCN 4.0 Vega
Code name Polaris 20 Vega Mobile
Type Workstation Mobile workstation
Release date 18 March 2019 15 November 2018
Pipelines 2304 1280
Core clock speed 1100 MHz 815 MHz
Boost Clock 1200 MHz 1283 MHz
Transistor count 5,700 million
Manufacturing process technology 14 nm 14 nm
Texture fill rate 172.8 102.6
Memory bus width 256 Bit 1024 Bit
Memory clock speed 6780 MHz 1480 MHz
Memory bandwidth 217.0 GB/s 189.4 GB/s
Shared memory -
DirectX 12 (12_0) 12 (12_1)
Shader Model 6.4 6.3
OpenGL 4.6 4.6
OpenCL 2.0 2.0
Vulkan 1.2.131 1.2.131
Laptop size large
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