NVIDIA H800 SXM5 vs NVIDIA A10M
GPU · Specs Compare
Graphics Card
Release Date
Mar 2023
Feb 2022
Generation
Server Hopper
Server Ampere
Type
AI GPU
Professional
Bus Interface
PCIe 5.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
1095 MHz
975 MHz
Boost Clock
1755 MHz
1635 MHz
Memory Clock
1313 MHz
1563 MHz
Memory
Memory Size
80GB
20GB
Memory Type
HBM3
GDDR6
Memory Bus
5120bit
320bit
Bandwidth
3.36TB/s
500.2GB/s
Render Config
SM Count
132
56
Shading Units
16896
7168
TMUs
528
224
ROPs
24
80
Tensor Cores
528
224
L1 Cache
256 KB (per SM)
128 KB (per SM)
L2 Cache
50 MB
6 MB
RT Cores
—
56
Theoretical Performance
Pixel Rate
42.12 GPixel/s
130.8 GPixel/s
Texture Rate
926.6 GTexel/s
366.2 GTexel/s
FP16 (half)
237.2 TFLOPS
23.44 TFLOPS
FP32 (float)
59.30 TFLOPS
23.44 TFLOPS
FP64 (double)
29.65 TFLOPS
732.5 GFLOPS
Graphics Processor
GPU Name
GH100
GA102
Architecture
Hopper
Ampere
Foundry
TSMC
Samsung
Process Size
5 nm
8 nm
Transistors
80 billion
28.3 billion
Die Size
814 mm²
628 mm²
Board Design
TDP
700W
150W
Suggested PSU
1100 W
450 W
Outputs
No outputs
No outputs
Power Connectors
8-pin EPS
8-pin EPS
Graphics Features
DirectX
N/A
12 Ultimate (12_2)
OpenGL
N/A
4.6
OpenCL
3.0
3.0
Vulkan
N/A
1.3
CUDA
9.0
8.6
Shader Model
N/A
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.