A800 SXM4 80 GB and H800 PCIe 80 GB - video card comparison
A800 SXM4 80 GB
H800 PCIe 80 GB
Architecture
Ampere (2020−2022)
Hopper (2022)
GPU code name
GA100
GH100
Market segment
Desktop
Desktop
Release date
August 2022
March 2023
Interface
PCIe 4.0 x16
PCIe 5.0 x16
Supplementary power connectors
None
1x 16-pin
Boost clock speed
1410 MHz
1755 MHz
Manufacturing process technology
7 nm
4 nm
Number of transistors
54,200 million
80,000 million
Pipelines / CUDA cores
6912
14592
Power consumption (TDP)
400 Watt
350 Watt
Texture fill rate
609.1
800.3
Memory type
HBM2e
HBM2e
Maximum RAM amount
80 GB
80 GB
Memory bus width
5120 Bit
5120 Bit
Memory clock speed
3.2 GB/s
3.2 GB/s
Memory bandwidth
2,039 GB/s
2,039 GB/s
Display Connectors
No outputs
No outputs
DirectX
N/A
N/A
CUDA
8.0
9.0
OpenCL
3.0
3.0
OpenGL
N/A
N/A
Shader Model
N/A
N/A
Vulkan
N/A
N/A