AMD Radeon RX 6600 XT vs AMD Radeon RX 7600 XT

VS

AMD Radeon RX 6600 XT

AMD Radeon RX 7600 XT

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 16GB VRAM Radeon RX 7600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Lower TDP (160W vs 190W)

AMD Radeon RX 7600 XT 's Advantages

Released 2 years and 6 months late

Boost Clock has increased by 6% (2755MHz vs 2589MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (288.0GB/s vs 256.0GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT

10.6 TFLOPS

Radeon RX 7600 XT +112%

22.57 TFLOPS

3DMark Time Spy

Radeon RX 6600 XT

9579

Radeon RX 7600 XT +17%

11296

Blender

Radeon RX 6600 XT

1196

Radeon RX 7600 XT +10%

1323

Shadow of the Tomb Raider 2160p

Radeon RX 6600 XT

38

Radeon RX 7600 XT +5%

40

Shadow of the Tomb Raider 1440p

Radeon RX 6600 XT

72

Radeon RX 7600 XT +25%

90

Shadow of the Tomb Raider 1080p

Radeon RX 6600 XT

119

Radeon RX 7600 XT +17%

140

Cyberpunk 2077 2160p

Radeon RX 6600 XT +31%

29

Radeon RX 7600 XT

22

Cyberpunk 2077 1440p

Radeon RX 6600 XT

36

Radeon RX 7600 XT +38%

50

Cyberpunk 2077 1080p

Radeon RX 6600 XT

58

Radeon RX 7600 XT +37%

80

GTA 5 2160p

Radeon RX 6600 XT

61

Radeon RX 7600 XT +31%

80

GTA 5 1440p

Radeon RX 6600 XT +2%

82

Radeon RX 7600 XT

80

GTA 5 1080p

Radeon RX 6600 XT

149

Radeon RX 7600 XT +27%

190

Radeon RX 6600 XT

VS

Radeon RX 7600 XT

Graphics Card

Jul 2021

Release Date

Jan 2024

Navi II

Generation

Navi III

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1968 MHz

Base Clock

1980 MHz

2589 MHz

Boost Clock

2755 MHz

2000 MHz

Memory Clock

2250 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

288.0GB/s

Render Config

32

Compute Units

32

-

2048

Shading Units

2048

128

TMUs

128

64

ROPs

64

-

32

RT Cores

32

128 KB per Array

L1 Cache

128 KB per Array

2 MB

L2 Cache

2 MB

32 MB

L3 Cache

32 MB

Theoretical Performance

165.7 GPixel/s

Pixel Rate

176.3 GPixel/s

331.4 GTexel/s

Texture Rate

352.6 GTexel/s

21.21 TFLOPS

FP16 (half)

45.14 TFLOPS

10.60 TFLOPS

FP32 (float)

22.57 TFLOPS

662.8 GFLOPS

FP64 (double)

705.3 GFLOPS

Board Design

160W

TDP

190W

450 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1a 3x DisplayPort 2.1

1x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Navi 23

GPU Name

Navi 33

Navi 23 XT (215-130000006)

GPU Variant

Navi 33 XT (215-163000047)

RDNA 2.0

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

7 nm

Process Size

6 nm

11.06 billion

Transistors

13.3 billion

237 mm²

Die Size

204 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.3

Vulkan

1.3

-

6.7

Shader Model

6.7

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