AMD Radeon RX 6600 vs AMD Radeon RX 5600 XT

VS

AMD Radeon RX 6600 AMD Radeon RX 5600 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 and 6GB VRAM Radeon RX 5600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 's Advantages

Released 1 years and 9 months late

Boost Clock has increased by 60% (2491MHz vs 1560MHz)

More VRAM (8GB vs 6GB)

Lower TDP (132W vs 150W)

AMD Radeon RX 5600 XT 's Advantages

Larger VRAM bandwidth (288.0GB/s vs 224.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 +24%

8.928 TFLOPS

Radeon RX 5600 XT

7.188 TFLOPS

3DMark Time Spy

Radeon RX 6600 +4%

8083

Radeon RX 5600 XT

7703

Shadow of the Tomb Raider 2160p

Radeon RX 6600 +9%

34

Radeon RX 5600 XT

31

Shadow of the Tomb Raider 1440p

Radeon RX 6600 +10%

71

Radeon RX 5600 XT

64

Shadow of the Tomb Raider 1080p

Radeon RX 6600 +27%

126

Radeon RX 5600 XT

99

Battlefield 5 2160p

Radeon RX 6600

44

Radeon RX 5600 XT +6%

47

Battlefield 5 1440p

Radeon RX 6600 +6%

98

Radeon RX 5600 XT

92

Battlefield 5 1080p

Radeon RX 6600 +1%

127

Radeon RX 5600 XT

125

GTA 5 2160p

Radeon RX 6600 +20%

60

Radeon RX 5600 XT

50

GTA 5 1440p

Radeon RX 6600 +8%

66

Radeon RX 5600 XT

61

GTA 5 1080p

Radeon RX 6600 +7%

182

Radeon RX 5600 XT

170

Radeon RX 6600

VS

Radeon RX 5600 XT

Graphics Card

Oct 2021

Release Date

Jan 2020

Navi II

Generation

Navi

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1626 MHz

Base Clock

1130 MHz

2491 MHz

Boost Clock

1560 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

6GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

192bit

224.0GB/s

Bandwidth

288.0GB/s

Render Config

-

SM Count

-

28

Compute Units

36

1792

Shading Units

2304

112

TMUs

144

64

ROPs

64

-

Tensor Cores

-

28

RT Cores

-

128 KB per Array

L1 Cache

-

2 MB

L2 Cache

3 MB

Theoretical Performance

159.4 GPixel/s

Pixel Rate

99.84 GPixel/s

279.0 GTexel/s

Texture Rate

224.6 GTexel/s

17.86 TFLOPS

FP16 (half)

14.38 TFLOPS

8.928 TFLOPS

FP32 (float)

7.188 TFLOPS

558.0 GFLOPS

FP64 (double)

449.3 GFLOPS

Graphics Processor

Navi 23

GPU Name

Navi 10

Navi 23 XL (215-130000016)

GPU Variant

Navi 10 XLE (215-0917338)

RDNA 2.0

Architecture

RDNA 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

7 nm

11.06 billion

Transistors

10.3 billion

237 mm²

Die Size

251 mm²

Board Design

132W

TDP

150W

300 W

Suggested PSU

450 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 Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.3

Vulkan

1.3

-

CUDA

-

6.5

Shader Model

6.5

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