AMD Radeon Pro V420 vs AMD Radeon PRO W7900
GPU · Specs Compare
Graphics Card
Release Date
Unknown
May 2023
Generation
Radeon Pro Vega
Radeon Pro Navi
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
800 MHz
1760 MHz
Boost Clock
1700 MHz
2495 MHz
Memory Clock
800 MHz
2250 MHz
Memory
Memory Size
32GB
48GB
Memory Type
HBM2
GDDR6
Memory Bus
4096bit
384bit
Bandwidth
819.2GB/s
864.0GB/s
Render Config
Compute Units
64
96
Shading Units
4096
6144
TMUs
256
384
ROPs
64
192
L1 Cache
16 KB (per CU)
256 KB per Array
L2 Cache
4 MB
6 MB
RT Cores
—
96
L3 Cache
—
96 MB
Theoretical Performance
Pixel Rate
108.8 GPixel/s
479.0 GPixel/s
Texture Rate
435.2 GTexel/s
958.1 GTexel/s
FP16 (half)
27.85 TFLOPS
122.6 TFLOPS
FP32 (float)
13.93 TFLOPS
61.32 TFLOPS
FP64 (double)
6.963 TFLOPS
1.916 TFLOPS
Graphics Processor
GPU Name
Vega 20
Navi 31
GPU Variant
Vega 20 GLXT WS(215-0914026)
Navi 31 XTW
Architecture
GCN 5.1
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
7 nm
5 nm
Transistors
13.23 billion
57.7 billion
Die Size
331 mm²
529 mm²
Board Design
TDP
300W
295W
Suggested PSU
700 W
600 W
Outputs
6x mini-DisplayPort 1.4a
3x DisplayPort 2.11x mini-DisplayPort 2.1
Power Connectors
1x 6-pin + 1x 8-pin
2x 8-pin
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.3
1.4
Shader Model
6.7
6.9
▲ Specs Compare
Data sourced from official specifications and benchmark tests.