NVIDIA H100 SXM5 80 GB vs AMD Radeon RX 7900M
GPU · Specs Compare
Graphics Card
Release Date
Oct 2022
Oct 2023
Generation
Server Hopper
Navi Mobile
Type
AI GPU
Mobile
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1590 MHz
1825 MHz
Boost Clock
1980 MHz
2090 MHz
Memory Clock
1313 MHz
2250 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM3
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
3.36TB/s
576.0GB/s
Render Config
SM Count
132
—
Shading Units
16896
4608
TMUs
528
288
ROPs
24
192
Tensor Cores
528
—
L1 Cache
256 KB (per SM)
256 KB per Array
L2 Cache
50 MB
6 MB
Compute Units
—
72
RT Cores
—
72
L3 Cache
—
64 MB
Theoretical Performance
Pixel Rate
47.52 GPixel/s
401.3 GPixel/s
Texture Rate
1045 GTexel/s
601.9 GTexel/s
FP16 (half)
267.6 TFLOPS
77.05 TFLOPS
FP32 (float)
66.91 TFLOPS
38.52 TFLOPS
FP64 (double)
33.45 TFLOPS
1204 GFLOPS
Graphics Processor
GPU Name
GH100
Navi 31
Architecture
Hopper
RDNA 3.0
Foundry
TSMC
TSMC
Process Size
5 nm
5 nm
Transistors
80 billion
57.7 billion
Die Size
814 mm²
529 mm²
GPU Variant
—
Navi 31
Board Design
TDP
700W
180W
Suggested PSU
1100 W
—
Outputs
No outputs
Portable Device Dependent
Power Connectors
None
None
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
2.2
Vulkan
N/A
1.3
CUDA
9.0
—
Shader Model
N/A
6.8
Benchmark
3DMark Time Spy
—
18,218
3DMark Time Spy Extreme
—
8,440
3DMark Speed Way
—
3,943
Blender
—
2,583
▲ Specs Compare
Data sourced from official specifications and benchmark tests.