AMD Radeon Pro V420 vs AMD Radeon RX 590
GPU Specs Compare
Graphics Card
Release Date
Unknown
Nov 2018
Generation
Radeon Pro Vega
Polaris
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
800 MHz
1469 MHz
Boost Clock
1700 MHz
1545 MHz
Memory Clock
800 MHz
2000 MHz
Memory
Memory Size
32GB
8GB
Memory Type
HBM2
GDDR5
Memory Bus
4096bit
256bit
Bandwidth
819.2GB/s
256.0GB/s
Render Config
Compute Units
64
36
Shading Units
4096
2304
TMUs
256
144
ROPs
64
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
2 MB
Theoretical Performance
Pixel Rate
108.8 GPixel/s
49.44 GPixel/s
Texture Rate
435.2 GTexel/s
222.5 GTexel/s
FP16 (half)
27.85 TFLOPS
7.119 TFLOPS
FP32 (float)
13.93 TFLOPS
7.119 TFLOPS
FP64 (double)
6.963 TFLOPS
445.0 GFLOPS
Graphics Processor
GPU Name
Vega 20
Polaris 30
GPU Variant
Vega 20 GLXT WS(215-0914026)
Polaris 30 XT(215-0922006)
Architecture
GCN 5.1
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
12 nm
Transistors
13.23 billion
5.7 billion
Die Size
331 mm²
232 mm²
Board Design
TDP
300W
175W
Suggested PSU
700 W
450 W
Outputs
6x mini-DisplayPort 1.4a
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
1x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.7
6.4