NVIDIA L20 vs AMD Radeon RX 6600

VS

NVIDIA L20 AMD Radeon RX 6600

We compared two Desktop platform GPUs: 48GB VRAM L20 and 8GB VRAM Radeon RX 6600 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA L20 's Advantages

Released 2 years and 1 months late

Boost Clock has increased by 1% (2520MHz vs 2491MHz)

More VRAM (48GB vs 8GB)

Larger VRAM bandwidth (864.0GB/s vs 224.0GB/s)

9984 additional rendering cores

AMD Radeon RX 6600 's Advantages

Lower TDP (132W vs 275W)

Score

Benchmark

FP32 (float)

L20 +564%

59.35 TFLOPS

Radeon RX 6600

8.928 TFLOPS

L20

VS

Radeon RX 6600

Graphics Card

Nov 2023

Release Date

Oct 2021

Tesla Ada

Generation

Navi II

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1440 MHz

Base Clock

1626 MHz

2520 MHz

Boost Clock

2491 MHz

2250 MHz

Memory Clock

1750 MHz

Memory

48GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

384bit

Memory Bus

128bit

864.0GB/s

Bandwidth

224.0GB/s

Render Config

92

SM Count

-

Compute Units

28

11776

Shading Units

1792

368

TMUs

112

128

ROPs

64

368

Tensor Cores

-

92

RT Cores

28

128 KB (per SM)

L1 Cache

128 KB per Array

96 MB

L2 Cache

2 MB

Theoretical Performance

322.6 GPixel/s

Pixel Rate

159.4 GPixel/s

927.4 GTexel/s

Texture Rate

279.0 GTexel/s

59.35 TFLOPS

FP16 (half)

17.86 TFLOPS

59.35 TFLOPS

FP32 (float)

8.928 TFLOPS

927.4 GFLOPS

FP64 (double)

558.0 GFLOPS

Graphics Processor

AD102

GPU Name

Navi 23

AD102

GPU Variant

Navi 23 XL (215-130000016)

Ada Lovelace

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

5 nm

Process Size

7 nm

76.3 billion

Transistors

11.06 billion

609 mm²

Die Size

237 mm²

Board Design

275W

TDP

132W

600 W

Suggested PSU

300 W

4x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 16-pin

Power Connectors

1x 8-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

8.9

CUDA

-

6.7

Shader Model

6.5

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