Radeon Instinct MI100 and A40 PCIe - video card comparison
Radeon Instinct MI100
A40 PCIe
Architecture
CDNA 1.0 (2020)
Ampere (2020−2022)
GPU code name
Arcturus
GA102
Market segment
Desktop
Desktop
Release date
November 2020
October 2020
Interface
PCIe 4.0 x16
PCIe 4.0 x16
Supplementary power connectors
2x 8-pin
8-pin EPS
Boost clock speed
1502 MHz
1755 MHz
Manufacturing process technology
7 nm
8 nm
Number of transistors
50,000 million
28,300 million
Pipelines / CUDA cores
7680
10752
Power consumption (TDP)
300 Watt
300 Watt
Texture fill rate
721.0
589.7
Memory type
HBM2
GDDR6
Maximum RAM amount
32 GB
48 GB
Memory bus width
4096 Bit
384 Bit
Memory clock speed
2.4 GB/s
14.5 GB/s
Memory bandwidth
1,229 GB/s
695.8 GB/s
Display Connectors
No outputs
3x DisplayPort
DirectX
N/A
12 Ultimate (12_2)
CUDA
-
8.6
OpenCL
2.1
2.0
OpenGL
N/A
4.6
Shader Model
N/A
6.5
Vulkan
N/A
1.2