Tesla M40 and A40 PCIe - video card comparison
Tesla M40
A40 PCIe
Architecture
Maxwell 2.0 (2015−2019)
Ampere (2020−2022)
GPU code name
GM200
GA102
Market segment
Workstation
Desktop
Release date
November 2015
October 2020
Interface
PCIe 3.0 x16
PCIe 4.0 x16
Supplementary power connectors
8-pin EPS
8-pin EPS
Boost clock speed
1112 MHz
1755 MHz
Core clock speed
948 MHz
-
Floating-point performance
6,844 gflops
-
Manufacturing process technology
28 nm
8 nm
Number of transistors
8,000 million
28,300 million
Pipelines / CUDA cores
3072
10752
Power consumption (TDP)
250 Watt
300 Watt
Texture fill rate
213.5
589.7
Memory type
GDDR5
GDDR6
Maximum RAM amount
12 GB
48 GB
Memory bus width
384 Bit
384 Bit
Memory clock speed
6 GB/s
14.5 GB/s
Memory bandwidth
288.4 GB/s
695.8 GB/s
Display Connectors
No outputs
3x DisplayPort
DirectX
12 (12_1)
12 Ultimate (12_2)
CUDA
5.2
8.6
OpenCL
3.0
2.0
OpenGL
4.6
4.6
Shader Model
6.7
6.5
Vulkan
1.3
1.2