AMD Radeon RX 550X vs NVIDIA GeForce GTX 1080

VS

AMD Radeon RX 550X

NVIDIA GeForce GTX 1080

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 8GB VRAM GeForce GTX 1080 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 's Advantages

Released 2 years and 7 months late

Lower TDP (50W vs 180W)

NVIDIA GeForce GTX 1080 's Advantages

Boost Clock has increased by 46% (1733MHz vs 1183MHz)

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (320.3GB/s vs 96.00GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X

1.211 TFLOPS

GeForce GTX 1080 +632%

8.873 TFLOPS

Radeon RX 550X

VS

GeForce GTX 1080

Graphics Card

Dec 2018

Release Date

May 2016

Polaris

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1100 MHz

Base Clock

1607 MHz

1183 MHz

Boost Clock

1733 MHz

1500 MHz

Memory Clock

1251 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR5X

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

320.3GB/s

Render Config

8

Compute Units

-

SM Count

20

512

Shading Units

2560

32

TMUs

160

16

ROPs

64

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

512 KB

L2 Cache

2 MB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

110.9 GPixel/s

37.86 GTexel/s

Texture Rate

277.3 GTexel/s

1211 GFLOPS

FP16 (half)

138.6 GFLOPS

1211 GFLOPS

FP32 (float)

8.873 TFLOPS

75.71 GFLOPS

FP64 (double)

277.3 GFLOPS

Board Design

50W

TDP

180W

250 W

Suggested PSU

450 W

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

Outputs

1x DVI 1x HDMI 2.0 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Lexa

GPU Name

GP104

Lexa PRO (215-0904018)

GPU Variant

GP104-400-A1

GCN 4.0

Architecture

Pascal

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

16 nm

2.2 billion

Transistors

7.2 billion

103 mm²

Die Size

314 mm²

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

6.4

Shader Model

6.4

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