NVIDIA RTX A4 Mobile vs NVIDIA L40

VS

NVIDIA RTX A4 Mobile

NVIDIA L40

We compared two Professional market GPUs: 4GB VRAM RTX A4 Mobile and 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 1 years and 6 months late

Boost Clock has increased by 41% (2490MHz vs 1770MHz)

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (864.0GB/s vs 224.0GB/s)

16128 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4 Mobile

7.25 TFLOPS

L40 +1148%

90.52 TFLOPS

RTX A4 Mobile

VS

L40

Graphics Card

Apr 2021

Release Date

Oct 2022

Quadro Ampere-M

Generation

Tesla Ada

Professional

Type

Professional

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1297 MHz

Base Clock

735 MHz

1770 MHz

Boost Clock

2490 MHz

1750 MHz

Memory Clock

2250 MHz

Memory

4GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

384bit

224.0GB/s

Bandwidth

864.0GB/s

Render Config

-

16

SM Count

142

2048

Shading Units

18176

64

TMUs

568

32

ROPs

192

64

Tensor Cores

568

16

RT Cores

142

128 KB (per SM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

96 MB

-

Theoretical Performance

56.64 GPixel/s

Pixel Rate

478.1 GPixel/s

113.3 GTexel/s

Texture Rate

1414 GTexel/s

7.250 TFLOPS

FP16 (half)

90.52 TFLOPS

7.250 TFLOPS

FP32 (float)

90.52 TFLOPS

113.3 GFLOPS

FP64 (double)

1414 GFLOPS

Board Design

Unknown

TDP

300W

-

Suggested PSU

700 W

Portable Device Dependent

Outputs

4x DisplayPort 1.4a

None

Power Connectors

1x 16-pin

Graphics Processor

GA107

GPU Name

AD102

-

GPU Variant

AD102-895-A1

Ampere

Architecture

Ada Lovelace

Samsung

Foundry

TSMC

8 nm

Process Size

4 nm

8.7 billion

Transistors

76.3 billion

200 mm²

Die Size

608 mm²

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

6.7

Shader Model

6.6

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