NVIDIA L20 vs AMD Radeon RX 550X

VS

NVIDIA L20 AMD Radeon RX 550X

We compared two Desktop platform GPUs: 48GB VRAM L20 and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L20 's Advantages

Released 4 years and 11 months late

Boost Clock has increased by 113% (2520MHz vs 1183MHz)

More VRAM (48GB vs 4GB)

Larger VRAM bandwidth (864.0GB/s vs 96.00GB/s)

11264 additional rendering cores

AMD Radeon RX 550X 's Advantages

Lower TDP (50W vs 275W)

Score

Benchmark

FP32 (float)

L20 +4800%

59.35 TFLOPS

Radeon RX 550X

1.211 TFLOPS

L20

VS

Radeon RX 550X

Graphics Card

Nov 2023

Release Date

Dec 2018

Tesla Ada

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1440 MHz

Base Clock

1100 MHz

2520 MHz

Boost Clock

1183 MHz

2250 MHz

Memory Clock

1500 MHz

Memory

48GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

128bit

864.0GB/s

Bandwidth

96.00GB/s

Render Config

92

SM Count

-

Compute Units

8

11776

Shading Units

512

368

TMUs

32

128

ROPs

16

368

Tensor Cores

-

92

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

96 MB

L2 Cache

512 KB

Theoretical Performance

322.6 GPixel/s

Pixel Rate

18.93 GPixel/s

927.4 GTexel/s

Texture Rate

37.86 GTexel/s

59.35 TFLOPS

FP16 (half)

1211 GFLOPS

59.35 TFLOPS

FP32 (float)

1211 GFLOPS

927.4 GFLOPS

FP64 (double)

75.71 GFLOPS

Graphics Processor

AD102

GPU Name

Lexa

AD102

GPU Variant

Lexa PRO (215-0904018)

Ada Lovelace

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

76.3 billion

Transistors

2.2 billion

609 mm²

Die Size

103 mm²

Board Design

275W

TDP

50W

600 W

Suggested PSU

250 W

4x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 16-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.4

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