NVIDIA H800 PCIe 80 GB vs AMD Radeon Pro VII
GPU Specs Compare
Graphics Card
Release Date
Mar 2023
May 2020
Generation
Tesla Hopper
Radeon Pro Vega
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1095 MHz
1400 MHz
Boost Clock
1755 MHz
1700 MHz
Memory Clock
1593 MHz
1000 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM2e
HBM2
Memory Bus
5120bit
4096bit
Bandwidth
2039GB/s
1020GB/s
Render Config
SM Count
114
-
Shading Units
14592
3840
TMUs
456
240
ROPs
24
64
Tensor Cores
456
-
L1 Cache
256 KB (per SM)
16 KB (per CU)
L2 Cache
50 MB
4 MB
Compute Units
-
60
Theoretical Performance
Pixel Rate
42.12 GPixel/s
108.8 GPixel/s
Texture Rate
800.3 GTexel/s
408.0 GTexel/s
FP16 (half)
204.9 TFLOPS
26.11 TFLOPS
FP32 (float)
51.22 TFLOPS
13.06 TFLOPS
FP64 (double)
25.61 TFLOPS
6.528 TFLOPS
Graphics Processor
GPU Name
GH100
Vega 20
Architecture
Hopper
GCN 5.1
Foundry
TSMC
TSMC
Process Size
4 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
350W
250W
Suggested PSU
750 W
600 W
Outputs
No outputs
6x mini-DisplayPort 1.4a
Power Connectors
1x 16-pin
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
📊 Benchmark
3DMark Time Spy
-
8,984
3DMark Time Spy Extreme
-
4,369
Blender
-
3,343