AMD Radeon Pro V420 vs AMD Radeon RX 6800S
GPU Specs Compare
Graphics Card
Release Date
Unknown
Jan 2022
Generation
Radeon Pro Vega
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 4.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
800 MHz
1800 MHz
Boost Clock
1700 MHz
2100 MHz
Memory Clock
800 MHz
2000 MHz
Memory
Memory Size
32GB
8GB
Memory Type
HBM2
GDDR6
Memory Bus
4096bit
128bit
Bandwidth
819.2GB/s
256.0GB/s
Render Config
Compute Units
64
32
Shading Units
4096
2048
TMUs
256
128
ROPs
64
64
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
4 MB
2 MB
RT Cores
-
32
L3 Cache
-
32 MB
Theoretical Performance
Pixel Rate
108.8 GPixel/s
134.4 GPixel/s
Texture Rate
435.2 GTexel/s
268.8 GTexel/s
FP16 (half)
27.85 TFLOPS
17.20 TFLOPS
FP32 (float)
13.93 TFLOPS
8.602 TFLOPS
FP64 (double)
6.963 TFLOPS
537.6 GFLOPS
Graphics Processor
GPU Name
Vega 20
Navi 23
GPU Variant
Vega 20 GLXT WS(215-0914026)
-
Architecture
GCN 5.1
RDNA 2.0
Foundry
TSMC
TSMC
Process Size
7 nm
7 nm
Transistors
13.23 billion
11.06 billion
Die Size
331 mm²
237 mm²
Board Design
TDP
300W
100W
Suggested PSU
700 W
-
Outputs
6x mini-DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin + 1x 8-pin
None
Graphics Features
DirectX
12 (12_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.5