NVIDIA Tesla P40 vs NVIDIA Tesla T4

VS

NVIDIA Tesla P40 NVIDIA Tesla T4

We compared two Professional market GPUs: 24GB VRAM Tesla P40 and 16GB VRAM Tesla T4 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P40 's Advantages

More VRAM (24GB vs 16GB)

Larger VRAM bandwidth (347.1GB/s vs 320.0GB/s)

1280 additional rendering cores

NVIDIA Tesla T4 's Advantages

Released 2 years late

Boost Clock has increased by 4% (1590MHz vs 1531MHz)

Lower TDP (70W vs 250W)

Score

Benchmark

FP32 (float)

Tesla P40 +44%

11.76 TFLOPS

Tesla T4

8.141 TFLOPS

Blender

Tesla P40

800

Tesla T4 +82%

1459

OctaneBench

Tesla P40 +1%

166

Tesla T4

163

Tesla P40

VS

Tesla T4

Graphics Card

Sep 2016

Release Date

Sep 2018

Tesla Pascal

Generation

Tesla

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1303 MHz

Base Clock

585 MHz

1531 MHz

Boost Clock

1590 MHz

1808 MHz

Memory Clock

1250 MHz

Memory

24GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

347.1GB/s

Bandwidth

320.0GB/s

Render Config

30

SM Count

40

-

Compute Units

-

3840

Shading Units

2560

240

TMUs

160

96

ROPs

64

-

Tensor Cores

320

-

RT Cores

40

48 KB (per SM)

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

4 MB

Theoretical Performance

147.0 GPixel/s

Pixel Rate

101.8 GPixel/s

367.4 GTexel/s

Texture Rate

254.4 GTexel/s

183.7 GFLOPS

FP16 (half)

65.13 TFLOPS

11.76 TFLOPS

FP32 (float)

8.141 TFLOPS

367.4 GFLOPS

FP64 (double)

254.4 GFLOPS

Graphics Processor

GP102

GPU Name

TU104

-

GPU Variant

TU104-895-A1

Pascal

Architecture

Turing

TSMC

Foundry

TSMC

16 nm

Process Size

12 nm

11.8 billion

Transistors

13.6 billion

471 mm²

Die Size

545 mm²

Board Design

250W

TDP

70W

600 W

Suggested PSU

250 W

No outputs

Outputs

No outputs

8-pin EPS

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

6.1

CUDA

7.5

6.7

Shader Model

6.6

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