AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 3080 12 GB

VS

AMD Radeon RX 6600 XT NVIDIA GeForce RTX 3080 12 GB

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 12GB VRAM GeForce RTX 3080 12 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6600 XT 's Advantages

Boost Clock has increased by 51% (2589MHz vs 1710MHz)

Lower TDP (160W vs 350W)

NVIDIA GeForce RTX 3080 12 GB 's Advantages

Released 6 months late

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (912.4GB/s vs 256.0GB/s)

6912 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT

10.6 TFLOPS

GeForce RTX 3080 12 GB +189%

30.64 TFLOPS

3DMark Time Spy

Radeon RX 6600 XT

9578

GeForce RTX 3080 12 GB +96%

18801

Blender

Radeon RX 6600 XT

1187

GeForce RTX 3080 12 GB +379%

5697

Shadow of the Tomb Raider 2160p

Radeon RX 6600 XT

38

GeForce RTX 3080 12 GB +131%

88

Shadow of the Tomb Raider 1440p

Radeon RX 6600 XT

72

GeForce RTX 3080 12 GB +109%

151

Shadow of the Tomb Raider 1080p

Radeon RX 6600 XT

119

GeForce RTX 3080 12 GB +60%

191

Cyberpunk 2077 2160p

Radeon RX 6600 XT

29

GeForce RTX 3080 12 GB +110%

61

Cyberpunk 2077 1440p

Radeon RX 6600 XT

36

GeForce RTX 3080 12 GB +100%

72

Cyberpunk 2077 1080p

Radeon RX 6600 XT

58

GeForce RTX 3080 12 GB +82%

106

Battlefield 5 2160p

Radeon RX 6600 XT

58

GeForce RTX 3080 12 GB +87%

109

Battlefield 5 1440p

Radeon RX 6600 XT

111

GeForce RTX 3080 12 GB +65%

184

Battlefield 5 1080p

Radeon RX 6600 XT

144

GeForce RTX 3080 12 GB +37%

198

GTA 5 2160p

Radeon RX 6600 XT

61

GeForce RTX 3080 12 GB +54%

94

GTA 5 1440p

Radeon RX 6600 XT

82

GeForce RTX 3080 12 GB +73%

142

GTA 5 1080p

Radeon RX 6600 XT

149

GeForce RTX 3080 12 GB +15%

172

Radeon RX 6600 XT

VS

GeForce RTX 3080 12 GB

Graphics Card

Jul 2021

Release Date

Jan 2022

Navi II

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1968 MHz

Base Clock

1260 MHz

2589 MHz

Boost Clock

1710 MHz

2000 MHz

Memory Clock

1188 MHz

Memory

8GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6X

128bit

Memory Bus

384bit

256.0GB/s

Bandwidth

912.4GB/s

Render Config

-

SM Count

70

32

Compute Units

-

2048

Shading Units

8960

128

TMUs

280

64

ROPs

96

-

Tensor Cores

280

32

RT Cores

70

128 KB per Array

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

5 MB

Theoretical Performance

165.7 GPixel/s

Pixel Rate

164.2 GPixel/s

331.4 GTexel/s

Texture Rate

478.8 GTexel/s

21.21 TFLOPS

FP16 (half)

30.64 TFLOPS

10.60 TFLOPS

FP32 (float)

30.64 TFLOPS

662.8 GFLOPS

FP64 (double)

478.8 GFLOPS

Graphics Processor

Navi 23

GPU Name

GA102

Navi 23 XT (215-130000006)

GPU Variant

GA102-220-A1

RDNA 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

11.06 billion

Transistors

28.3 billion

237 mm²

Die Size

628 mm²

Board Design

160W

TDP

350W

450 W

Suggested PSU

750 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 8-pin

Power Connectors

1x 12-pin

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.7

Shader Model

6.6

Related GPU Comparisons

1

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 4060

2

AMD Radeon RX 6600 XT vs AMD Radeon RX 5700 XT

3

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 2060

4

AMD Radeon RX 6600 XT vs AMD Radeon RX 7600

5

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 2070

6

AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 1080 Ti

7

AMD Radeon RX 6600 XT vs NVIDIA GeForce RTX 2060 SUPER

8

AMD Radeon RX 6600 XT vs AMD FirePro S10000

9

AMD Radeon RX 6600 XT vs ATI Radeon HD 4520

10

AMD Radeon RX 6600 XT vs AMD Radeon RX 5600 OEM

Related News

1

Time to Step Up, AMD and Intel! Nvidia Faces Antitrust Lawsuits in France, US, and EU

2

Intel Arrow Lake-S Features Dual Direct M.2 Slots: One PCIe 5.0 x4 and One PCIe 4.0 x4

3

AMD Ryzen 9000X3D Series to Feature Fully Unlocked Overclocking; DDR5-6400: The 'Sweet Spot' for Zen 5 Memory Speeds

4

Intel Z890 Motherboard Specs Leaked: Farewell to DDR4 Memory

5

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

6

AMD's Latest Breakthrough Technology Could Change the Game in the Future

7

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

8

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

9

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time

10

AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied