AMD Vega 20
Vega 20
Vega 20 XT
Block Diagram
CU Diagram
AMD's Vega 20 GPU uses the GCN 5.1 architecture and is made using a 7 nm production process at TSMC. With a die size of 331 mm² and a transistor count of 13,230 million it is a large chip. Vega 20 supports DirectX 12.0 (Feature Level 12_1). It features 4096 shading units, 256 texture mapping units and 64 ROPs.
Further reading:
Vega Architecture Whitepaper 
, Vega Instruction Set Architecture
, Vega Instruction Set Architecture Graphics Processor
- GPU Name
- Vega 20
- Architecture
- GCN 5.1
- Foundry
- TSMC
- Process Size
- 7 nm
- Transistors
- 13,230 million
- Density
- 40.0M / mm²
- Die Size
- 331 mm²
- Released
- Nov 18th, 2018
Graphics Features
- DirectX
- 12.0 (12_1)
- OpenGL
- 4.6
- OpenCL
- 2.0
- Vulkan
- 1.1.119
- Shader Model
- 6.4
- Compute
- GFX9
- ROCm
- Yes
Render Config
- Shading Units
- 4096
- TMUs
- 256
- ROPs
- 64
- Compute Units
- 64
- ACEs
- 4
- HWSs
- 2
- GEs
- 4
- L1 Cache
- 16 KB per CU
- L2 Cache
- 4096 KB
- Max. TDP
- 475 W
All GCN 5.1 GPUs
- AMD Vega 20
Graphics cards using the AMD Vega 20 GPU
| Name | Chip | Memory | Shaders | TMUs | ROPs | Base Clock | Boost Clock | Memory Clock |
|---|---|---|---|---|---|---|---|---|
AMD Radeon Instinct MI60
|
Vega 20 GL | 32 GB | 4096 | 256 | 64 | 1200 MHz | 1800 MHz | 1000 MHz |
| AMD Radeon Pro Vega II Duo | Vega 20 XT | 32 GB | 4096 | 256 | 64 | 1400 MHz | 1720 MHz | 1000 MHz |
AMD Radeon Instinct MI50
|
Vega 20 GLXT | 16 GB | 3840 | 240 | 64 | 1200 MHz | 1746 MHz | 1000 MHz |
AMD Radeon VII
|
Vega 20 XT | 16 GB | 3840 | 240 | 64 | 1400 MHz | 1750 MHz | 1000 MHz |
| AMD Radeon Pro Vega II | Vega 20 XT | 32 GB | 4096 | 256 | 64 | 1574 MHz | 1720 MHz | 806 MHz |
Vega 20 GPU Notes
| Architecture Codename: Vega Codename: Moonshot (Aruba) CLRX Version: GCN 1.4.1 Graphics/Compute: GFX9 (gfx906) / (gfx907) Display Core Engine: 12.1 Unified Video Decoder: 7.2 Video Compression Engine: 4.1 |