NVIDIA H100 SXM5 80 GB vs AMD Radeon RX 9070
GPU Specs Compare
Graphics Card
Release Date
Oct 2022
Mar 2025
Generation
Server Hopper
Navi IV
Type
AI GPU
Desktop
Bus Interface
PCIe 5.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1590 MHz
1330 MHz
Boost Clock
1980 MHz
2520 MHz
Memory Clock
1313 MHz
2518 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM3
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
3.36TB/s
644.6GB/s
Render Config
SM Count
132
-
Shading Units
16896
3584
TMUs
528
224
ROPs
24
128
Tensor Cores
528
112
L1 Cache
256 KB (per SM)
128 KB per Array
L2 Cache
50 MB
8 MB
Compute Units
-
56
RT Cores
-
56
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
47.52 GPixel/s
322.6 GPixel/s
Texture Rate
1045 GTexel/s
564.5 GTexel/s
FP16 (half)
267.6 TFLOPS
72.25 TFLOPS
FP32 (float)
66.91 TFLOPS
36.13 TFLOPS
FP64 (double)
33.45 TFLOPS
1129 GFLOPS
Graphics Processor
GPU Name
GH100
Navi 48
Architecture
Hopper
RDNA 4.0
Foundry
TSMC
TSMC
Process Size
5 nm
4 nm
Transistors
80 billion
53.9 billion
Die Size
814 mm²
357 mm²
GPU Variant
-
Navi 48 XT(215-176600331)
Board Design
TDP
700W
220W
Suggested PSU
1100 W
550 W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
None
2x 8-pin
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