H100 SXM5 80 GB and H100 SXM5 64 GB - video card comparison
H100 SXM5 80 GB
H100 SXM5 64 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
None
8-pin EPS
Boost clock speed
1980 MHz
1980 MHz
Manufacturing process technology
4 nm
4 nm
Number of transistors
80,000 million
80,000 million
Pipelines / CUDA cores
16896
16896
Power consumption (TDP)
700 Watt
700 Watt
Texture fill rate
1,045
1,045
Memory type
HBM3
HBM3
Maximum RAM amount
80 GB
64 GB
Memory bus width
5120 Bit
3072 Bit
Memory clock speed
2.6 GB/s
2.6 GB/s
Memory bandwidth
1,681 GB/s
1,008 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