A100 SXM4 80 GB and H800 SXM5 - video card comparison
A100 SXM4 80 GB
H800 SXM5
Architecture
Ampere (2020−2022)
Hopper (2022)
GPU code name
GA100
GH100
Market segment
Desktop
Desktop
Release date
November 2020
March 2023
Interface
PCIe 4.0 x16
PCIe 5.0 x16
Supplementary power connectors
None
8-pin EPS
Boost clock speed
1410 MHz
1755 MHz
Core clock speed
1410 MHz
-
Manufacturing process technology
7 nm
4 nm
Number of transistors
54,200 million
80,000 million
Pipelines / CUDA cores
6912
16896
Power consumption (TDP)
400 Watt
700 Watt
Texture fill rate
609.1
926.6
Memory type
HBM2e
HBM3
Maximum RAM amount
80 GB
80 GB
Memory bus width
5120 Bit
5120 Bit
Memory clock speed
3.2 GB/s
2.6 GB/s
Memory bandwidth
2,039 GB/s
1,681 GB/s
Display Connectors
No outputs
No outputs
DirectX
N/A
N/A
CUDA
8.0
9.0
OpenCL
2.0
3.0
OpenGL
N/A
N/A
Shader Model
N/A
N/A
Vulkan
N/A
N/A