NVIDIA RTX A4000 Mobile vs NVIDIA L40

VS

We compared two Professional market GPUs: 8GB VRAM RTX A4000 Mobile and 48GB VRAM L40 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Mobile 's Advantages

Lower TDP (115W vs 300W)

NVIDIA L40 's Advantages

Released 1 years and 6 months late

Boost Clock has increased by 48% (2490MHz vs 1680MHz)

More VRAM (48GB vs 8GB)

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

13056 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A4000 Mobile

17.2 TFLOPS

L40 +426%

90.52 TFLOPS

Blender

RTX A4000 Mobile

2682

L40 +253%

9486

RTX A4000 Mobile

VS

L40

Graphics Card

Apr 2021

Release Date

Oct 2022

Quadro Ampere-M

Generation

Tesla Ada

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1140 MHz

Base Clock

735 MHz

1680 MHz

Boost Clock

2490 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

48GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

384bit

384.0GB/s

Bandwidth

864.0GB/s

Render Config

40

SM Count

142

-

Compute Units

-

5120

Shading Units

18176

160

TMUs

568

80

ROPs

192

160

Tensor Cores

568

40

RT Cores

142

128 KB (per SM)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

96 MB

Theoretical Performance

134.4 GPixel/s

Pixel Rate

478.1 GPixel/s

268.8 GTexel/s

Texture Rate

1414 GTexel/s

17.20 TFLOPS

FP16 (half)

90.52 TFLOPS

17.20 TFLOPS

FP32 (float)

90.52 TFLOPS

268.8 GFLOPS

FP64 (double)

1414 GFLOPS

Graphics Processor

GA104

GPU Name

AD102

-

GPU Variant

AD102-895-A1

Ampere

Architecture

Ada Lovelace

Samsung

Foundry

TSMC

8 nm

Process Size

4 nm

17.4 billion

Transistors

76.3 billion

392 mm²

Die Size

608 mm²

Board Design

115W

TDP

300W

-

Suggested PSU

700 W

Portable Device Dependent

Outputs

4x DisplayPort 1.4a

None

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

6.7

Shader Model

6.6

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