NVIDIA L40S vs NVIDIA Tesla K40t

VS

NVIDIA L40S

NVIDIA Tesla K40t

We compared two Professional market GPUs: 48GB VRAM L40S and 12GB VRAM Tesla K40t to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L40S 's Advantages

Released 8 years and 11 months late

Boost Clock has increased by 188% (2520MHz vs 876MHz)

More VRAM (48GB vs 12GB)

Larger VRAM bandwidth (864.0GB/s vs 288.4GB/s)

15296 additional rendering cores

NVIDIA Tesla K40t 's Advantages

Lower TDP (245W vs 300W)

Score

Benchmark

FP32 (float)

L40S +1715%

91.61 TFLOPS

Tesla K40t

5.046 TFLOPS

L40S

VS

Tesla K40t

Graphics Card

Oct 2022

Release Date

Nov 2013

Tesla Ada

Generation

Tesla

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1110 MHz

Base Clock

745 MHz

2520 MHz

Boost Clock

876 MHz

2250 MHz

Memory Clock

1502 MHz

Memory

48GB

Memory Size

12GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

384bit

864.0GB/s

Bandwidth

288.4GB/s

Render Config

-

142

SM Count

-

18176

Shading Units

2880

568

TMUs

240

192

ROPs

48

568

Tensor Cores

-

142

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

48 MB

L2 Cache

1536 KB

-

Theoretical Performance

483.8 GPixel/s

Pixel Rate

52.56 GPixel/s

1431 GTexel/s

Texture Rate

210.2 GTexel/s

91.61 TFLOPS

FP16 (half)

-

91.61 TFLOPS

FP32 (float)

5.046 TFLOPS

1431 GFLOPS

FP64 (double)

1.682 TFLOPS

Board Design

300W

TDP

245W

700 W

Suggested PSU

550 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

No outputs

1x 16-pin

Power Connectors

-

Graphics Processor

AD102

GPU Name

GK110B

AD102-???-A1

GPU Variant

-

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

5 nm

Process Size

28 nm

76.3 billion

Transistors

7.08 billion

609 mm²

Die Size

561 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.9

CUDA

3.5

6.7

Shader Model

5.1

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