NVIDIA L40 CNX vs NVIDIA RTX 4000 SFF Ada Generation

VS

NVIDIA L40 CNX NVIDIA RTX 4000 SFF Ada Generation

We compared two Professional market GPUs: 24GB VRAM L40 CNX and 20GB VRAM RTX 4000 SFF Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L40 CNX 's Advantages

Boost Clock has increased by 59% (2475MHz vs 1560MHz)

More VRAM (24GB vs 20GB)

Larger VRAM bandwidth (864.0GB/s vs 280.0GB/s)

12032 additional rendering cores

NVIDIA RTX 4000 SFF Ada Generation 's Advantages

Lower TDP (70W vs 300W)

Score

Benchmark

FP32 (float)

L40 CNX +369%

89.97 TFLOPS

RTX 4000 SFF Ada Generation

19.17 TFLOPS

L40 CNX

VS

RTX 4000 SFF Ada Generation

Graphics Card

Oct 2022

Release Date

Mar 2023

Tesla Ada

Generation

Quadro Ada

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1005 MHz

Base Clock

720 MHz

2475 MHz

Boost Clock

1560 MHz

2250 MHz

Memory Clock

1750 MHz

Memory

24GB

Memory Size

20GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

160bit

864.0GB/s

Bandwidth

280.0GB/s

Render Config

142

SM Count

48

-

Compute Units

-

18176

Shading Units

6144

568

TMUs

192

ROPs

80

568

Tensor Cores

192

142

RT Cores

48

128 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

48 MB

Theoretical Performance

475.2 GPixel/s

Pixel Rate

124.8 GPixel/s

1406 GTexel/s

Texture Rate

299.5 GTexel/s

89.97 TFLOPS

FP16 (half)

19.17 TFLOPS

89.97 TFLOPS

FP32 (float)

19.17 TFLOPS

1406 GFLOPS

FP64 (double)

299.5 GFLOPS

Graphics Processor

AD102

GPU Name

AD104

AD102-???-A1

GPU Variant

-

Ada Lovelace

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

4 nm

Process Size

5 nm

76.3 billion

Transistors

35.8 billion

608 mm²

Die Size

294 mm²

Board Design

300W

TDP

70W

700 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

4x mini-DisplayPort 1.4a

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

8.9

6.6

Shader Model

6.7

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