AMD Radeon RX 6800S vs NVIDIA H800 PCIe 80 GB
GPU · Specs Compare
Graphics Card
Release Date
Jan 2022
Mar 2023
Generation
Mobility Radeon
Tesla Hopper
Type
Mobile
AI GPU
Bus Interface
PCIe 4.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1800 MHz
1095 MHz
Boost Clock
2100 MHz
1755 MHz
Memory Clock
2000 MHz
1593 MHz
Memory
Memory Size
8GB
80GB
Memory Type
GDDR6
HBM2e
Memory Bus
128bit
5120bit
Bandwidth
256.0GB/s
2039GB/s
Render Config
Compute Units
32
—
Shading Units
2048
14592
TMUs
128
456
ROPs
64
24
RT Cores
32
—
L1 Cache
128 KB per Array
256 KB (per SM)
L2 Cache
2 MB
50 MB
L3 Cache
32 MB
—
SM Count
—
114
Tensor Cores
—
456
Theoretical Performance
Pixel Rate
134.4 GPixel/s
42.12 GPixel/s
Texture Rate
268.8 GTexel/s
800.3 GTexel/s
FP16 (half)
17.20 TFLOPS
204.9 TFLOPS
FP32 (float)
8.602 TFLOPS
51.22 TFLOPS
FP64 (double)
537.6 GFLOPS
25.61 TFLOPS
Graphics Processor
GPU Name
Navi 23
GH100
Architecture
RDNA 2.0
Hopper
Foundry
TSMC
TSMC
Process Size
7 nm
4 nm
Transistors
11.06 billion
80 billion
Die Size
237 mm²
814 mm²
Board Design
TDP
100W
350W
Outputs
No outputs
No outputs
Power Connectors
None
1x 16-pin
Suggested PSU
—
750 W
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
6.5
N/A
CUDA
—
9.0
▲ Specs Compare
Data sourced from official specifications and benchmark tests.