Radeon Pro Vega 20 vs Radeon R9 280X

When choosing between Radeon Pro Vega 20 and Radeon R9 280X, 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 Radeon Pro Vega 20 and Radeon R9 280X.

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 Vega 20 Radeon R9 280X
Power consumption (TDP) 100 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 1x 6-pin + 1x 8-pin 1 x 6-pin + 1 x 8-pin
Memory type HBM2 GDDR5
Maximum RAM amount 4 GB 3 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon R9 280X has 150% more power consumption, than Radeon Pro Vega 20.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro Vega 20 has 1 GB more memory, than Radeon R9 280X.
  • Radeon Pro Vega 20 is used in Mobile workstations, and Radeon R9 280X - in Desktops.
  • Radeon Pro Vega 20 is build with Vega architecture, and Radeon R9 280X - with GCN.
  • Radeon Pro Vega 20 is manufactured by 14 nm process technology, and Radeon R9 280X - by 28 nm process technology.

Game benchmarks

high / 1080p 35−40 35−40
ultra / 1080p 21−24 21−24
QHD / 1440p 16−18 16−18
4K / 2160p 10−11 10−11
low / 720p 60−65 60−65
medium / 1080p 40−45 40−45
Radeon Pro Vega 20 and Radeon R9 280X have the same average FPS in Assassin's Creed Odyssey.

Full Specs

  Radeon Pro Vega 20 Radeon R9 280X
Architecture Vega GCN
Code name Vega Mobile Thaiti XTL
Type Mobile workstation Desktop
Release date 15 November 2018 8 October 2013
Pipelines 1280 2048
Core clock speed 815 MHz
Boost Clock 1283 MHz 1000 MHz
Transistor count 4,313 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 102.6 128.0
Floating-point performance 4,096 gflops
Length 275 mm
Memory bus width 1024 Bit 384 Bit
Memory clock speed 1480 MHz
Memory bandwidth 189.4 GB/s 288 GB/s
Shared memory - -
DirectX 12 (12_1)
Shader Model 6.3 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.2.131 +
Monero / XMR (CryptoNight) 0.5 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 494 Mh/s
Laptop size large
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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