NVIDIA GeForce GTX 1080 Ti vs AMD Radeon RX 6600 XT

VS

NVIDIA GeForce GTX 1080 Ti AMD Radeon RX 6600 XT

We compared two Desktop platform GPUs: 11GB VRAM GeForce GTX 1080 Ti and 8GB VRAM Radeon RX 6600 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Ti 's Advantages

More VRAM (11GB vs 8GB)

Larger VRAM bandwidth (484.4GB/s vs 256.0GB/s)

1536 additional rendering cores

AMD Radeon RX 6600 XT 's Advantages

Released 4 years and 4 months late

Boost Clock has increased by 64% (2589MHz vs 1582MHz)

Lower TDP (160W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti +6%

11.34 TFLOPS

Radeon RX 6600 XT

10.6 TFLOPS

3DMark Time Spy

GeForce GTX 1080 Ti +3%

9872

Radeon RX 6600 XT

9578

Shadow of the Tomb Raider 2160p

GeForce GTX 1080 Ti +7%

41

Radeon RX 6600 XT

38

Shadow of the Tomb Raider 1440p

GeForce GTX 1080 Ti +2%

74

Radeon RX 6600 XT

72

Shadow of the Tomb Raider 1080p

GeForce GTX 1080 Ti

109

Radeon RX 6600 XT +9%

119

Battlefield 5 2160p

GeForce GTX 1080 Ti +13%

66

Radeon RX 6600 XT

58

Battlefield 5 1440p

GeForce GTX 1080 Ti +3%

115

Radeon RX 6600 XT

111

Battlefield 5 1080p

GeForce GTX 1080 Ti +2%

147

Radeon RX 6600 XT

144

GTA 5 2160p

GeForce GTX 1080 Ti +26%

77

Radeon RX 6600 XT

61

GTA 5 1440p

GeForce GTX 1080 Ti +21%

100

Radeon RX 6600 XT

82

GTA 5 1080p

GeForce GTX 1080 Ti +4%

156

Radeon RX 6600 XT

149

GeForce GTX 1080 Ti

VS

Radeon RX 6600 XT

Graphics Card

Mar 2017

Release Date

Jul 2021

GeForce 10

Generation

Navi II

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

1481 MHz

Base Clock

1968 MHz

1582 MHz

Boost Clock

2589 MHz

1376 MHz

Memory Clock

2000 MHz

Memory

11GB

Memory Size

8GB

GDDR5X

Memory Type

GDDR6

352bit

Memory Bus

128bit

484.4GB/s

Bandwidth

256.0GB/s

Render Config

28

SM Count

-

Compute Units

32

3584

Shading Units

2048

224

TMUs

128

88

ROPs

64

-

Tensor Cores

-

RT Cores

32

48 KB (per SM)

L1 Cache

128 KB per Array

0 MB

L2 Cache

2 MB

Theoretical Performance

139.2 GPixel/s

Pixel Rate

165.7 GPixel/s

354.4 GTexel/s

Texture Rate

331.4 GTexel/s

177.2 GFLOPS

FP16 (half)

21.21 TFLOPS

11.34 TFLOPS

FP32 (float)

10.60 TFLOPS

354.4 GFLOPS

FP64 (double)

662.8 GFLOPS

Graphics Processor

GP102

GPU Name

Navi 23

GP102-350-K1-A1

GPU Variant

Navi 23 XT (215-130000006)

Pascal

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

16 nm

Process Size

7 nm

11.8 billion

Transistors

11.06 billion

471 mm²

Die Size

237 mm²

Board Design

250W

TDP

160W

600 W

Suggested PSU

450 W

1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

1x 8-pin

Graphics Features

12 (12_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.3

6.1

CUDA

-

6.4

Shader Model

6.7

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