AMD Radeon Pro V420 vs AMD Radeon Pro V320
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jun 2017
Generation
Radeon Pro Vega
Radeon Pro Vega
Type
Desktop
Desktop
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
800 MHz
852 MHz
Boost Clock
1700 MHz
1500 MHz
Memory Clock
800 MHz
945 MHz
Memory
Memory Size
32GB
8GB
Memory Type
HBM2
HBM2
Memory Bus
4096bit
2048bit
Bandwidth
819.2GB/s
483.8GB/s
Render Config
Compute Units
64
56
Shading Units
4096
3584
TMUs
256
224
ROPs
64
64
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
4 MB
4 MB
Theoretical Performance
Pixel Rate
108.8 GPixel/s
96.00 GPixel/s
Texture Rate
435.2 GTexel/s
336.0 GTexel/s
FP16 (half)
27.85 TFLOPS
21.50 TFLOPS
FP32 (float)
13.93 TFLOPS
10.75 TFLOPS
FP64 (double)
6.963 TFLOPS
672.0 GFLOPS
Graphics Processor
GPU Name
Vega 20
Vega 10
GPU Variant
Vega 20 GLXT WS(215-0914026)
Vega 10 XL GL SERVER(215-0894144)
Architecture
GCN 5.1
GCN 5.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
13.23 billion
12.5 billion
Die Size
331 mm²
495 mm²
Board Design
TDP
300W
230W
Suggested PSU
700 W
550 W
Outputs
6x mini-DisplayPort 1.4a
4x mini-DisplayPort 1.4a
Power Connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (12_1)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.7