NVIDIA L20 vs AMD Radeon RX 550X 640SP

VS

NVIDIA L20

AMD Radeon RX 550X 640SP

We compared two Desktop platform GPUs: 48GB VRAM L20 and 2GB VRAM Radeon RX 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L20 's Advantages

Released 5 years and 7 months late

Boost Clock has increased by 135% (2520MHz vs 1071MHz)

More VRAM (48GB vs 2GB)

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

11136 additional rendering cores

AMD Radeon RX 550X 640SP 's Advantages

Lower TDP (60W vs 275W)

Score

Benchmark

FP32 (float)

L20 +4228%

59.35 TFLOPS

Radeon RX 550X 640SP

1.371 TFLOPS

L20

VS

Radeon RX 550X 640SP

Graphics Card

Nov 2023

Release Date

Apr 2018

Tesla Ada

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1440 MHz

Base Clock

1019 MHz

2520 MHz

Boost Clock

1071 MHz

2250 MHz

Memory Clock

1500 MHz

Memory

48GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

128bit

864.0GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

10

92

SM Count

-

11776

Shading Units

640

368

TMUs

40

128

ROPs

16

368

Tensor Cores

-

92

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

96 MB

L2 Cache

1024 KB

-

Theoretical Performance

322.6 GPixel/s

Pixel Rate

17.14 GPixel/s

927.4 GTexel/s

Texture Rate

42.84 GTexel/s

59.35 TFLOPS

FP16 (half)

1371 GFLOPS

59.35 TFLOPS

FP32 (float)

1371 GFLOPS

927.4 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

275W

TDP

60W

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 Processor

AD102

GPU Name

Baffin

AD102

GPU Variant

Baffin LE

Ada Lovelace

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

5 nm

Process Size

14 nm

76.3 billion

Transistors

3 billion

609 mm²

Die Size

123 mm²

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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