AMD Radeon RX 6600 XT vs NVIDIA GeForce GTX 1080 11Gbps

VS

AMD Radeon RX 6600 XT NVIDIA GeForce GTX 1080 11Gbps

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 8GB VRAM GeForce GTX 1080 11Gbps 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 4 years and 3 months late

Boost Clock has increased by 49% (2589MHz vs 1733MHz)

Lower TDP (160W vs 180W)

NVIDIA GeForce GTX 1080 11Gbps 's Advantages

Larger VRAM bandwidth (352.3GB/s vs 256.0GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6600 XT +19%

10.6 TFLOPS

GeForce GTX 1080 11Gbps

8.873 TFLOPS

Radeon RX 6600 XT

VS

GeForce GTX 1080 11Gbps

Graphics Card

Jul 2021

Release Date

Apr 2017

Navi II

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1968 MHz

Base Clock

1607 MHz

2589 MHz

Boost Clock

1733 MHz

2000 MHz

Memory Clock

1376 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5X

128bit

Memory Bus

256bit

256.0GB/s

Bandwidth

352.3GB/s

Render Config

-

SM Count

20

32

Compute Units

-

2048

Shading Units

2560

128

TMUs

160

64

ROPs

64

-

Tensor Cores

-

32

RT Cores

-

128 KB per Array

L1 Cache

48 KB (per SM)

2 MB

L2 Cache

2 MB

Theoretical Performance

165.7 GPixel/s

Pixel Rate

110.9 GPixel/s

331.4 GTexel/s

Texture Rate

277.3 GTexel/s

21.21 TFLOPS

FP16 (half)

138.6 GFLOPS

10.60 TFLOPS

FP32 (float)

8.873 TFLOPS

662.8 GFLOPS

FP64 (double)

277.3 GFLOPS

Graphics Processor

Navi 23

GPU Name

GP104

Navi 23 XT (215-130000006)

GPU Variant

GP104-410-A1

RDNA 2.0

Architecture

Pascal

TSMC

Foundry

TSMC

7 nm

Process Size

16 nm

11.06 billion

Transistors

7.2 billion

237 mm²

Die Size

314 mm²

Board Design

160W

TDP

180W

450 W

Suggested PSU

450 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0 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

3.0

1.3

Vulkan

1.3

-

CUDA

6.1

6.7

Shader Model

6.4

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