NVIDIA H100 SXM5 80 GB vs AMD Radeon Pro V420
GPU Specs Compare
Graphics Card
Release Date
Oct 2022
Unknown
Generation
Server Hopper
Radeon Pro Vega
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1590 MHz
800 MHz
Boost Clock
1980 MHz
1700 MHz
Memory Clock
1313 MHz
800 MHz
Memory
Memory Size
80GB
32GB
Memory Type
HBM3
HBM2
Memory Bus
5120bit
4096bit
Bandwidth
3.36TB/s
819.2GB/s
Render Config
SM Count
132
-
Shading Units
16896
4096
TMUs
528
256
ROPs
24
64
Tensor Cores
528
-
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
4 MB
Compute Units
-
64
Theoretical Performance
Pixel Rate
47.52 GPixel/s
108.8 GPixel/s
Texture Rate
1045 GTexel/s
435.2 GTexel/s
FP16 (half)
267.6 TFLOPS
27.85 TFLOPS
FP32 (float)
66.91 TFLOPS
13.93 TFLOPS
FP64 (double)
33.45 TFLOPS
6.963 TFLOPS
Graphics Processor
GPU Name
GH100
Vega 20
Architecture
Hopper
GCN 5.1
Foundry
TSMC
TSMC
Process Size
5 nm
7 nm
Transistors
80 billion
13.23 billion
Die Size
814 mm²
331 mm²
GPU Variant
-
Vega 20 GLXT WS(215-0914026)
Board Design
TDP
700W
300W
Suggested PSU
1100 W
700 W
Outputs
No outputs
6x mini-DisplayPort 1.4a
Power Connectors
None
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
N/A
12 (12_1)
OpenGL
N/A
4.6
OpenCL
3.0
2.1
Vulkan
N/A
1.3
CUDA
9.0
-
Shader Model
N/A
6.7