NVIDIA GeForce GTX 1080 Ti vs AMD Radeon RX 550X

VS

NVIDIA GeForce GTX 1080 Ti AMD Radeon RX 550X

We compared two Desktop platform GPUs: 11GB VRAM GeForce GTX 1080 Ti and 4GB VRAM Radeon RX 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 Ti 's Advantages

Boost Clock has increased by 34% (1582MHz vs 1183MHz)

More VRAM (11GB vs 4GB)

Larger VRAM bandwidth (484.4GB/s vs 96.00GB/s)

3072 additional rendering cores

AMD Radeon RX 550X 's Advantages

Released 1 years and 9 months late

Lower TDP (50W vs 250W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 Ti +836%

11.34 TFLOPS

Radeon RX 550X

1.211 TFLOPS

GeForce GTX 1080 Ti

VS

Radeon RX 550X

Graphics Card

Mar 2017

Release Date

Dec 2018

GeForce 10

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1481 MHz

Base Clock

1100 MHz

1582 MHz

Boost Clock

1183 MHz

1376 MHz

Memory Clock

1500 MHz

Memory

11GB

Memory Size

4GB

GDDR5X

Memory Type

GDDR5

352bit

Memory Bus

128bit

484.4GB/s

Bandwidth

96.00GB/s

Render Config

28

SM Count

-

Compute Units

8

3584

Shading Units

512

224

TMUs

32

88

ROPs

16

-

Tensor Cores

-

RT Cores

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

0 MB

L2 Cache

512 KB

Theoretical Performance

139.2 GPixel/s

Pixel Rate

18.93 GPixel/s

354.4 GTexel/s

Texture Rate

37.86 GTexel/s

177.2 GFLOPS

FP16 (half)

1211 GFLOPS

11.34 TFLOPS

FP32 (float)

1211 GFLOPS

354.4 GFLOPS

FP64 (double)

75.71 GFLOPS

Graphics Processor

GP102

GPU Name

Lexa

GP102-350-K1-A1

GPU Variant

Lexa PRO (215-0904018)

Pascal

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

16 nm

Process Size

14 nm

11.8 billion

Transistors

2.2 billion

471 mm²

Die Size

103 mm²

Board Design

250W

TDP

50W

600 W

Suggested PSU

250 W

1x HDMI 2.0 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

6.1

CUDA

-

6.4

Shader Model

6.4

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