NVIDIA L40 vs NVIDIA RTX A4 Mobile

VS

NVIDIA L40

NVIDIA RTX A4 Mobile

We compared two Professional market GPUs: 48GB VRAM L40 and 4GB VRAM RTX A4 Mobile 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)

L40 +1148%

90.52 TFLOPS

RTX A4 Mobile

7.25 TFLOPS

L40

VS

RTX A4 Mobile

Graphics Card

Oct 2022

Release Date

Apr 2021

Tesla Ada

Generation

Quadro Ampere-M

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

735 MHz

Base Clock

1297 MHz

2490 MHz

Boost Clock

1770 MHz

2250 MHz

Memory Clock

1750 MHz

Memory

48GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

128bit

864.0GB/s

Bandwidth

224.0GB/s

Render Config

-

142

SM Count

16

18176

Shading Units

2048

568

TMUs

64

192

ROPs

32

568

Tensor Cores

64

142

RT Cores

16

128 KB (per SM)

L1 Cache

128 KB (per SM)

96 MB

L2 Cache

2 MB

-

Theoretical Performance

478.1 GPixel/s

Pixel Rate

56.64 GPixel/s

1414 GTexel/s

Texture Rate

113.3 GTexel/s

90.52 TFLOPS

FP16 (half)

7.250 TFLOPS

90.52 TFLOPS

FP32 (float)

7.250 TFLOPS

1414 GFLOPS

FP64 (double)

113.3 GFLOPS

Board Design

300W

TDP

Unknown

700 W

Suggested PSU

-

4x DisplayPort 1.4a

Outputs

Portable Device Dependent

1x 16-pin

Power Connectors

None

Graphics Processor

AD102

GPU Name

GA107

AD102-895-A1

GPU Variant

-

Ada Lovelace

Architecture

Ampere

TSMC

Foundry

Samsung

4 nm

Process Size

8 nm

76.3 billion

Transistors

8.7 billion

608 mm²

Die Size

200 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

8.9

CUDA

8.6

6.6

Shader Model

6.7

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