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H100 SXM5 and RTX A400 - video card comparison


H100 SXM5

RTX A400


Architecture
Hopper (2022)
Ampere (2020−2022)

GPU code name
GH100
GA107

Market segment
Desktop
Desktop

Release date
March 2022
April 2024

Interface
PCIe 5.0 x16
PCIe 4.0 x8

Supplementary power connectors
8-pin EPS
None

Boost clock speed
1780 MHz
1762 MHz

Manufacturing process technology
4 nm
8 nm

Number of transistors
80,000 million
8,700 million

Pipelines / CUDA cores
8448
768

Power consumption (TDP)
700 Watt
50 Watt

Texture fill rate
939.8
42.29

Memory type
HBM3
GDDR6

Maximum RAM amount
80 GB
4 GB

Memory bus width
5120 Bit
64 Bit

Memory clock speed
3 GB/s
12 GB/s

Memory bandwidth
1,920 GB/s
96 GB/s

Display Connectors
No outputs
4x mini-DisplayPort 1.4a

DirectX
N/A
12 Ultimate (12_2)

CUDA
9.0
8.6

OpenCL
3.0
3.0

OpenGL
N/A
4.6

Shader Model
N/A
6.7

Vulkan
N/A
1.3