AMD Radeon RX 6400 vs NVIDIA H100 CNX
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2023
Generation
Navi II
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 4.0 x4
PCIe 5.0 x16
Clock Speeds
Base Clock
1923 MHz
690 MHz
Boost Clock
2321 MHz
1845 MHz
Memory Clock
2000 MHz
1593 MHz
Memory
Memory Size
4GB
80GB
Memory Type
GDDR6
HBM2e
Memory Bus
64bit
5120bit
Bandwidth
128.0GB/s
2039GB/s
Render Config
Compute Units
12
—
Shading Units
768
14592
TMUs
48
456
ROPs
32
24
RT Cores
12
—
L1 Cache
128 KB per Array
256 KB (per SM)
L2 Cache
1024 KB
50 MB
L3 Cache
16 MB
—
SM Count
—
114
Tensor Cores
—
456
Theoretical Performance
Pixel Rate
74.27 GPixel/s
44.28 GPixel/s
Texture Rate
111.4 GTexel/s
841.3 GTexel/s
FP16 (half)
7.130 TFLOPS
215.4 TFLOPS
FP32 (float)
3.565 TFLOPS
53.84 TFLOPS
FP64 (double)
222.8 GFLOPS
26.92 TFLOPS
Graphics Processor
GPU Name
Navi 24
GH100
GPU Variant
Navi 24 XL(215-135000046)
—
Architecture
RDNA 2.0
Hopper
Foundry
TSMC
TSMC
Process Size
6 nm
4 nm
Transistors
5.4 billion
80 billion
Die Size
107 mm²
814 mm²
Board Design
TDP
53W
350W
Suggested PSU
250 W
750 W
Outputs
1x HDMI 2.11x DisplayPort 1.4a
No outputs
Power Connectors
None
8-pin EPS
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.2
3.0
Vulkan
1.3
N/A
Shader Model
6.7
N/A
CUDA
—
9.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.