Tesla P40 and T400 - video card comparison

Passmark - benchmark score Tesla P40 vs T400

Tesla P40

12873

T400

3739

Tesla P40

T400

Architecture

Pascal (2016−2021)

Turing (2018−2021)

GPU code name

GP102

TU117

Market segment

Workstation

Desktop

Release date

September 2016

May 2021

Interface

PCIe 3.0 x16

Supplementary power connectors

8-pin EPS

None

Boost clock speed

1531 MHz

1425 MHz

Core clock speed

1303 MHz

Floating-point performance

11,758 gflops

Manufacturing process technology

16 nm

12 nm

Number of transistors

11,800 million

4,700 million

Pipelines / CUDA cores

3840

384

Power consumption (TDP)

250 Watt

30 Watt

Texture fill rate

367.4

34.20

Memory type

GDDR5

GDDR6

Maximum RAM amount

24 GB

2 GB

Memory bus width

384 Bit

64 Bit

Memory clock speed

7.2 GB/s

10 GB/s

Memory bandwidth

347.1 GB/s

80 GB/s

Display Connectors

No outputs

3x mini-DisplayPort

DirectX

12 (12_1)

CUDA

6.1

7.5

OpenCL

3.0

OpenGL

4.6

Shader Model

6.7

6.6

Vulkan

1.3

1.2