AMD Radeon RX 6800 3456SP vs NVIDIA H100 SXM5
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Mar 2022
Generation
Navi II
Tesla Hopper
Type
Desktop
AI GPU
Bus Interface
PCIe 4.0 x16
PCIe 5.0 x16
Clock Speeds
Base Clock
1700 MHz
1590 MHz
Boost Clock
2250 MHz
1980 MHz
Memory Clock
2000 MHz
1313 MHz
Memory
Memory Size
16GB
80GB
Memory Type
GDDR6
HBM3
Memory Bus
256bit
5120bit
Bandwidth
512.0GB/s
3350GB/s
Render Config
Compute Units
54
—
Shading Units
3456
16896
TMUs
216
528
ROPs
96
24
RT Cores
54
—
L1 Cache
128 KB per Array
256 KB (per SM)
L2 Cache
4 MB
50 MB
L3 Cache
128 MB
—
SM Count
—
132
Tensor Cores
—
528
Theoretical Performance
Pixel Rate
216.0 GPixel/s
47.52 GPixel/s
Texture Rate
486.0 GTexel/s
1045 GTexel/s
FP16 (half)
31.10 TFLOPS
267.6 TFLOPS
FP32 (float)
15.55 TFLOPS
66.91 TFLOPS
FP64 (double)
972.0 GFLOPS
33.45 TFLOPS
Graphics Processor
GPU Name
Navi 21
GH100
GPU Variant
Navi 21 ES(215-121000066)
—
Architecture
RDNA 2.0
Hopper
Foundry
TSMC
TSMC
Process Size
7 nm
4 nm
Transistors
26.8 billion
80 billion
Die Size
520 mm²
814 mm²
Board Design
TDP
250W
700W
Suggested PSU
600 W
1100 W
Outputs
1x HDMI 2.12x DisplayPort 1.4a1x USB Type-C
No outputs
Power Connectors
2x 8-pin
8-pin EPS
Graphics Features
DirectX
12 Ultimate (12_2)
N/A
OpenGL
4.6
N/A
OpenCL
2.1
3.0
Vulkan
1.3
N/A
Shader Model
6.8
N/A
CUDA
—
9.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.