NVIDIA H100 PCIe 80 GB vs AMD Radeon RX 9070 XT
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
1095 MHz
1660 MHz
Boost Clock
1755 MHz
2970 MHz
Memory Clock
1593 MHz
2518 MHz
Memory
Memory Size
80GB
16GB
Memory Type
HBM2e
GDDR6
Memory Bus
5120bit
256bit
Bandwidth
2.04TB/s
644.6GB/s
Render Config
SM Count
114
-
Shading Units
14592
4096
TMUs
456
256
ROPs
24
128
Tensor Cores
456
128
L1 Cache
256 KB (per SM)
128
L2 Cache
50 MB
8 MB
Compute Units
-
64
RT Cores
-
64
L3 Cache
-
64 MB
Theoretical Performance
Pixel Rate
42.12 GPixel/s
380.2 GPixel/s
Texture Rate
800.3 GTexel/s
760.3 GTexel/s
FP16 (half)
204.9 TFLOPS
97.32 TFLOPS
FP32 (float)
51.22 TFLOPS
48.66 TFLOPS
FP64 (double)
25.61 TFLOPS
1.521 TFLOPS
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 XTX
Board Design
TDP
350W
304W
Suggested PSU
750 W
700 W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1a
Power Connectors
1x 16-pin
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
1.4
CUDA
9.0
-
Shader Model
N/A
6.8
📊 Benchmark
3DMark Time Spy
-
30,445
3DMark Time Spy Extreme
-
14,633
3DMark Speed Way
-
6,403