H800 PCIe 80 GB and H100 SXM5 80 GB - video card comparison
H800 PCIe 80 GB
H100 SXM5 80 GB
Architecture
Hopper (2022)
Hopper (2022)
GPU code name
GH100
GH100
Market segment
Desktop
Desktop
Release date
March 2023
March 2023
Interface
PCIe 5.0 x16
PCIe 5.0 x16
Supplementary power connectors
1x 16-pin
None
Boost clock speed
1755 MHz
1980 MHz
Manufacturing process technology
4 nm
4 nm
Number of transistors
80,000 million
80,000 million
Pipelines / CUDA cores
14592
16896
Power consumption (TDP)
350 Watt
700 Watt
Texture fill rate
800.3
1,045
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
9.0
9.0
OpenCL
3.0
3.0
OpenGL
N/A
N/A
Shader Model
N/A
N/A
Vulkan
N/A
N/A