AMD Radeon RX 6600 LE vs AMD Radeon 540

VS

AMD Radeon RX 6600 LE

AMD Radeon 540

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 LE 's Advantages

Released 6 years and 8 months late

Boost Clock2495MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (224.0GB/s vs 24.00GB/s)

1408 additional rendering cores

AMD Radeon 540 's Advantages

Lower TDP (50W vs 132W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE +884%

8.942 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon RX 6600 LE

VS

AMD Radeon 540

Graphics Card

Dec 2023

Release Date

Apr 2017

Navi II

Generation

Polaris

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1626 MHz

Base Clock

-

2495 MHz

Boost Clock

-

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

32bit

224.0GB/s

Bandwidth

24.00GB/s

Render Config

28

Compute Units

6

-

1792

Shading Units

384

112

TMUs

24

64

ROPs

16

-

28

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

32 MB

L3 Cache

-

Theoretical Performance

159.7 GPixel/s

Pixel Rate

18.93 GPixel/s

279.4 GTexel/s

Texture Rate

28.39 GTexel/s

17.88 TFLOPS

FP16 (half)

908.5 GFLOPS

8.942 TFLOPS

FP32 (float)

908.5 GFLOPS

558.9 GFLOPS

FP64 (double)

56.78 GFLOPS

Board Design

132W

TDP

50W

300 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

2x DisplayPort 1.4a

1x 8-pin

Power Connectors

None

Graphics Processor

Navi 23

GPU Name

Lexa

Navi 23 XL (215-130000016)

GPU Variant

Lexa PRO (215-0904018)

RDNA 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

7 nm

Process Size

14 nm

11.06 billion

Transistors

2.2 billion

237 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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