NVIDIA GeForce RTX 3090 vs NVIDIA L20

VS

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 3090 and 48GB VRAM L20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3090 's Advantages

Larger VRAM bandwidth (936.2GB/s vs 864.0GB/s)

NVIDIA L20 's Advantages

Released 3 years and 2 months late

Boost Clock has increased by 49% (2520MHz vs 1695MHz)

More VRAM (48GB vs 24GB)

1280 additional rendering cores

Lower TDP (275W vs 350W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090

35.58 TFLOPS

L20 +66%

59.35 TFLOPS

GeForce RTX 3090

VS

L20

Graphics Card

Sep 2020

Release Date

Nov 2023

GeForce 30

Generation

Tesla Ada

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1395 MHz

Base Clock

1440 MHz

1695 MHz

Boost Clock

2520 MHz

1219 MHz

Memory Clock

2250 MHz

Memory

24GB

Memory Size

48GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

384bit

936.2GB/s

Bandwidth

864.0GB/s

Render Config

82

SM Count

92

-

Compute Units

-

10496

Shading Units

11776

328

TMUs

368

112

ROPs

128

328

Tensor Cores

368

82

RT Cores

92

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

96 MB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

322.6 GPixel/s

556.0 GTexel/s

Texture Rate

927.4 GTexel/s

35.58 TFLOPS

FP16 (half)

59.35 TFLOPS

35.58 TFLOPS

FP32 (float)

59.35 TFLOPS

556.0 GFLOPS

FP64 (double)

927.4 GFLOPS

Graphics Processor

GA102

GPU Name

AD102

GA102-300-A1

GPU Variant

AD102

Ampere

Architecture

Ada Lovelace

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

28.3 billion

Transistors

76.3 billion

628 mm²

Die Size

609 mm²

Board Design

350W

TDP

275W

750 W

Suggested PSU

600 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

4x DisplayPort 1.4a

1x 12-pin

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

6.6

Shader Model

6.7

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