NVIDIA A40 PCIe vs NVIDIA L40

VS

NVIDIA A40 PCIe NVIDIA L40

We compared a Desktop platform GPU: 48GB VRAM A40 PCIe and a Professional market GPU: 48GB VRAM L40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L40 's Advantages

Released 2 years late

Boost Clock has increased by 43% (2490MHz vs 1740MHz)

Larger VRAM bandwidth (864.0GB/s vs 695.8GB/s)

7424 additional rendering cores

Score

Benchmark

FP32 (float)

A40 PCIe

37.42 TFLOPS

L40 +141%

90.52 TFLOPS

Blender

A40 PCIe

4170

L40 +127%

9486

A40 PCIe

VS

L40

Graphics Card

Oct 2020

Release Date

Oct 2022

Tesla

Generation

Tesla Ada

Desktop

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1305 MHz

Base Clock

735 MHz

1740 MHz

Boost Clock

2490 MHz

1812 MHz

Memory Clock

2250 MHz

Memory

48GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

384bit

695.8GB/s

Bandwidth

864.0GB/s

Render Config

84

SM Count

142

-

Compute Units

-

10752

Shading Units

18176

336

TMUs

568

112

ROPs

192

336

Tensor Cores

568

84

RT Cores

142

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

96 MB

Theoretical Performance

194.9 GPixel/s

Pixel Rate

478.1 GPixel/s

584.6 GTexel/s

Texture Rate

1414 GTexel/s

37.42 TFLOPS

FP16 (half)

90.52 TFLOPS

37.42 TFLOPS

FP32 (float)

90.52 TFLOPS

584.6 GFLOPS

FP64 (double)

1414 GFLOPS

Graphics Processor

GA102

GPU Name

AD102

-

GPU Variant

AD102-895-A1

Ampere

Architecture

Ada Lovelace

Samsung

Foundry

TSMC

8 nm

Process Size

4 nm

28.3 billion

Transistors

76.3 billion

628 mm²

Die Size

608 mm²

Board Design

300W

TDP

300W

700 W

Suggested PSU

700 W

3x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 16-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

8.9

6.6

Shader Model

6.6

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