Radeon Instinct MI300 and H100 CNX - video card comparison
Radeon Instinct MI300
H100 CNX
Architecture
CDNA 3.0
Hopper (2022)
GPU code name
Aqua Vanjaram
GH100
Market segment
Desktop
Desktop
Release date
January 2023
March 2023
Interface
PCIe 5.0 x16
PCIe 5.0 x16
Supplementary power connectors
2x 8-pin
8-pin EPS
Boost clock speed
1700 MHz
1845 MHz
Manufacturing process technology
5 nm
4 nm
Number of transistors
153,000 million
80,000 million
Pipelines / CUDA cores
14080
14592
Power consumption (TDP)
600 Watt
350 Watt
Texture fill rate
1,496
841.3
Memory type
HBM3
HBM2e
Maximum RAM amount
128 GB
80 GB
Memory bus width
8192 Bit
5120 Bit
Memory clock speed
3.2 GB/s
3.2 GB/s
Memory bandwidth
3,277 GB/s
2,039 GB/s
Display Connectors
No outputs
No outputs
DirectX
N/A
N/A
CUDA
-
9.0
OpenCL
3.0
3.0
OpenGL
N/A
N/A
Shader Model
N/A
N/A
Vulkan
N/A
N/A