NVIDIA Tesla P40 vs NVIDIA L40S

VS

NVIDIA Tesla P40 NVIDIA L40S

We compared two Professional market GPUs: 24GB VRAM Tesla P40 and 48GB VRAM L40S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA Tesla P40 's Advantages

Lower TDP (250W vs 300W)

NVIDIA L40S 's Advantages

Released 6 years and 1 months late

Boost Clock has increased by 65% (2520MHz vs 1531MHz)

More VRAM (48GB vs 24GB)

Larger VRAM bandwidth (864.0GB/s vs 347.1GB/s)

14336 additional rendering cores

Score

Benchmark

FP32 (float)

Tesla P40

11.76 TFLOPS

L40S +678%

91.61 TFLOPS

Tesla P40

VS

L40S

Graphics Card

Sep 2016

Release Date

Oct 2022

Tesla Pascal

Generation

Tesla Ada

Professional

Type

Professional

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1303 MHz

Base Clock

1110 MHz

1531 MHz

Boost Clock

2520 MHz

1808 MHz

Memory Clock

2250 MHz

Memory

24GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

384bit

347.1GB/s

Bandwidth

864.0GB/s

Render Config

30

SM Count

142

-

Compute Units

-

3840

Shading Units

18176

240

TMUs

568

96

ROPs

192

-

Tensor Cores

568

-

RT Cores

142

48 KB (per SM)

L1 Cache

128 KB (per SM)

3 MB

L2 Cache

48 MB

Theoretical Performance

147.0 GPixel/s

Pixel Rate

483.8 GPixel/s

367.4 GTexel/s

Texture Rate

1431 GTexel/s

183.7 GFLOPS

FP16 (half)

91.61 TFLOPS

11.76 TFLOPS

FP32 (float)

91.61 TFLOPS

367.4 GFLOPS

FP64 (double)

1431 GFLOPS

Graphics Processor

GP102

GPU Name

AD102

-

GPU Variant

AD102-???-A1

Pascal

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

16 nm

Process Size

5 nm

11.8 billion

Transistors

76.3 billion

471 mm²

Die Size

609 mm²

Board Design

250W

TDP

300W

600 W

Suggested PSU

700 W

No outputs

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 16-pin

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

8.9

6.7

Shader Model

6.7

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