Radeon RX 6400 vs H100 SXM5 94 GB
We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 6400 and 94GB VRAM H100 SXM5 94 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon RX 6400 's Advantages
Boost Clock has increased by 17% (2321MHz vs 1980MHz)
Lower TDP (53W vs 700W)
H100 SXM5 94 GB 's Advantages
Released 1 years and 2 months late
More VRAM (94GB vs 4GB)
Larger VRAM bandwidth (3.36TB/s vs 128.0GB/s)
16128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 6400
3565
H100 SXM5 94 GB
+1776%
66910
Graphics Card
Jan 2022
Release Date
Mar 2023
Navi II
Generation
Server Hopper
Desktop
Type
Desktop
PCIe 4.0 x4
Bus Interface
PCIe 5.0 x16
Clock Speeds
1923 MHz
Base Clock
1350 MHz
2321 MHz
Boost Clock
1980 MHz
2000 MHz
Memory Clock
1313 MHz
Memory
4GB
Memory Size
94GB
GDDR6
Memory Type
HBM3
64bit
Memory Bus
5120bit
128.0GB/s
Bandwidth
3.36TB/s
Render Config
12
Compute Units
-
-
SM Count
132
768
Shading Units
16896
48
TMUs
528
32
ROPs
24
-
Tensor Cores
528
12
RT Cores
-
128 KB per Array
L1 Cache
256 KB (per SM)
1024 KB
L2 Cache
50 MB
16 MB
L3 Cache
-
Theoretical Performance
74.27 GPixel/s
Pixel Rate
47.52 GPixel/s
111.4 GTexel/s
Texture Rate
1045 GTexel/s
7.130 TFLOPS
FP16 (half)
267.6 TFLOPS
3.565 TFLOPS
FP32 (float)
66.91 TFLOPS
222.8 GFLOPS
FP64 (double)
33.45 TFLOPS
Board Design
53W
TDP
700W
250 W
Suggested PSU
1100 W
1x HDMI 2.1
1x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
8-pin EPS
Graphics Processor
Navi 24
GPU Name
GH100
Navi 24 XL
(215-135000046)
GPU Variant
-
RDNA 2.0
Architecture
Hopper
TSMC
Foundry
TSMC
6 nm
Process Size
5 nm
5.4 billion
Transistors
80 billion
107 mm²
Die Size
814 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
N/A
4.6
OpenGL
N/A
2.2
OpenCL
3.0
1.3
Vulkan
N/A
-
CUDA
9.0
6.7
Shader Model
N/A