NVIDIA L40G vs NVIDIA RTX A4000 Mobile

VS

We compared two Professional market GPUs: 24GB VRAM L40G and 8GB VRAM RTX A4000 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L40G 's Advantages

Released 1 years and 6 months late

Boost Clock has increased by 47% (2475MHz vs 1680MHz)

More VRAM (24GB vs 8GB)

Larger VRAM bandwidth (864.0GB/s vs 384.0GB/s)

13056 additional rendering cores

NVIDIA RTX A4000 Mobile 's Advantages

Lower TDP (115W vs 300W)

Score

Benchmark

FP32 (float)

L40G +423%

89.97 TFLOPS

RTX A4000 Mobile

17.2 TFLOPS

L40G

VS

RTX A4000 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 x16

Clock Speeds

1005 MHz

Base Clock

1140 MHz

2475 MHz

Boost Clock

1680 MHz

2250 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

256bit

864.0GB/s

Bandwidth

384.0GB/s

Render Config

142

SM Count

40

-

Compute Units

-

18176

Shading Units

5120

568

TMUs

160

192

ROPs

80

568

Tensor Cores

160

142

RT Cores

40

128 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

4 MB

Theoretical Performance

475.2 GPixel/s

Pixel Rate

134.4 GPixel/s

1406 GTexel/s

Texture Rate

268.8 GTexel/s

89.97 TFLOPS

FP16 (half)

17.20 TFLOPS

89.97 TFLOPS

FP32 (float)

17.20 TFLOPS

1406 GFLOPS

FP64 (double)

268.8 GFLOPS

Graphics Processor

AD102

GPU Name

GA104

AD102-???-A1

GPU Variant

-

Ada Lovelace

Architecture

Ampere

TSMC

Foundry

Samsung

4 nm

Process Size

8 nm

76.3 billion

Transistors

17.4 billion

608 mm²

Die Size

392 mm²

Board Design

300W

TDP

115W

700 W

Suggested PSU

-

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

Portable Device Dependent

1x 16-pin

Power Connectors

None

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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