Tesla P40 and Tesla T4 - video card comparison
Passmark - benchmark score Tesla P40 vs Tesla T4
Tesla P40
12873
Tesla T4
11157
Tesla P40
Tesla T4
Architecture
Pascal (2016−2021)
Turing (2018−2021)
GPU code name
GP102
TU104
Market segment
Workstation
Workstation
Release date
September 2016
September 2018
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
8-pin EPS
None
Boost clock speed
1531 MHz
1590 MHz
Core clock speed
1303 MHz
585 MHz
Floating-point performance
11,758 gflops
-
Manufacturing process technology
16 nm
12 nm
Number of transistors
11,800 million
13,600 million
Pipelines / CUDA cores
3840
2560
Power consumption (TDP)
250 Watt
70 Watt
Texture fill rate
367.4
254.4
Memory type
GDDR5
GDDR6
Maximum RAM amount
24 GB
16 GB
Memory bus width
384 Bit
256 Bit
Memory clock speed
7.2 GB/s
10000 MHz
Memory bandwidth
347.1 GB/s
320.0 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (12_1)
12 Ultimate (12_1)
CUDA
6.1
7.5
OpenCL
3.0
1.2
OpenGL
4.6
4.6
Shader Model
6.7
6.5
Vulkan
1.3
1.2.131