Tesla K80 and A100 SXM4 40 GB - video card comparison
Tesla K80
A100 SXM4 40 GB
Architecture
Kepler 2.0 (2013−2015)
Ampere (2020−2022)
GPU code name
GK210
GA100
Market segment
Workstation
Desktop
Release date
November 2014
May 2020
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
1x 8-pin
None
Boost clock speed
824 MHz
1410 MHz
Core clock speed
562 MHz
-
Manufacturing process technology
28 nm
7 nm
Number of transistors
7,100 million
54,200 million
Pipelines / CUDA cores
2496
6912
Power consumption (TDP)
300 Watt
400 Watt
Texture fill rate
171.4
609.1
Memory type
GDDR5
HBM2e
Maximum RAM amount
12 GB
40 GB
Memory bus width
384 Bit
5120 Bit
Memory clock speed
5012 MHz
2.4 GB/s
Memory bandwidth
240.6 GB/s
1,555 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
N/A
CUDA
3.7
8.0
OpenCL
1.2
2.0
OpenGL
4.6
N/A
Shader Model
5.1
N/A
Vulkan
1.1.126
N/A