AMD Radeon RX 6600 XT vs AMD Radeon RX 5300

VS

AMD Radeon RX 6600 XT

AMD Radeon RX 5300

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 3GB VRAM Radeon RX 5300 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Released 1 years and 2 months late

Boost Clock has increased by 57% (2589MHz vs 1645MHz)

More VRAM (8GB vs 3GB)

Larger VRAM bandwidth (256.0GB/s vs 168.0GB/s)

640 additional rendering cores

AMD Radeon RX 5300 's Advantages

Lower TDP (100W vs 160W)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +128%

10.6 TFLOPS

Radeon RX 5300

4.632 TFLOPS

Radeon RX 6600 XT

VS

Radeon RX 5300

Graphics Card

Jul 2021

Release Date

May 2020

Navi II

Generation

Navi

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1968 MHz

Base Clock

1327 MHz

2589 MHz

Boost Clock

1645 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

3GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

96bit

256.0GB/s

Bandwidth

168.0GB/s

Render Config

32

Compute Units

22

-

2048

Shading Units

1408

128

TMUs

88

64

ROPs

32

-

32

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

1536 KB

32 MB

L3 Cache

-

Theoretical Performance

165.7 GPixel/s

Pixel Rate

52.64 GPixel/s

331.4 GTexel/s

Texture Rate

144.8 GTexel/s

21.21 TFLOPS

FP16 (half)

9.265 TFLOPS

10.60 TFLOPS

FP32 (float)

4.632 TFLOPS

662.8 GFLOPS

FP64 (double)

289.5 GFLOPS

Board Design

160W

TDP

100W

450 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 6-pin

Graphics Processor

Navi 23

GPU Name

Navi 14

Navi 23 XT (215-130000006)

GPU Variant

Navi 14 XE

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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