AMD Radeon RX 6600 LE vs AMD Radeon RX 5500 XT

VS

AMD Radeon RX 6600 LE

AMD Radeon RX 5500 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 LE and 4GB VRAM Radeon RX 5500 XT 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 4 years late

Boost Clock has increased by 35% (2495MHz vs 1845MHz)

More VRAM (8GB vs 4GB)

384 additional rendering cores

AMD Radeon RX 5500 XT 's Advantages

Lower TDP (130W vs 132W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 LE +72%

8.942 TFLOPS

Radeon RX 5500 XT

5.196 TFLOPS

Radeon RX 6600 LE

VS

Radeon RX 5500 XT

Graphics Card

Dec 2023

Release Date

Dec 2019

Navi II

Generation

Navi

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1626 MHz

Base Clock

1607 MHz

2495 MHz

Boost Clock

1845 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

4GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

128bit

224.0GB/s

Bandwidth

224.0GB/s

Render Config

28

Compute Units

22

-

1792

Shading Units

1408

112

TMUs

88

64

ROPs

32

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

2 MB

32 MB

L3 Cache

-

Theoretical Performance

159.7 GPixel/s

Pixel Rate

59.04 GPixel/s

279.4 GTexel/s

Texture Rate

162.4 GTexel/s

17.88 TFLOPS

FP16 (half)

10.39 TFLOPS

8.942 TFLOPS

FP32 (float)

5.196 TFLOPS

558.9 GFLOPS

FP64 (double)

324.7 GFLOPS

Board Design

132W

TDP

130W

300 W

Suggested PSU

300 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 23

GPU Name

Navi 14

Navi 23 XL (215-130000016)

GPU Variant

Navi 14 XTX (215-0932396)

RDNA 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

11.06 billion

Transistors

6.4 billion

237 mm²

Die Size

158 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

6.7

Shader Model

6.5

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