NVIDIA GeForce GTX 1080 vs AMD Radeon 550X

VS

NVIDIA GeForce GTX 1080

AMD Radeon 550X

We compared two Desktop platform GPUs: 8GB VRAM GeForce GTX 1080 and 2GB VRAM Radeon 550X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1080 's Advantages

Boost Clock has increased by 42% (1733MHz vs 1218MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 112.0GB/s)

2048 additional rendering cores

AMD Radeon 550X 's Advantages

Released 2 years and 10 months late

Lower TDP (50W vs 180W)

Score

Benchmark

FP32 (float)

GeForce GTX 1080 +611%

8.873 TFLOPS

Radeon 550X

1.247 TFLOPS

GeForce GTX 1080

VS

Radeon 550X

Graphics Card

May 2016

Release Date

Mar 2019

GeForce 10

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1607 MHz

Base Clock

1082 MHz

1733 MHz

Boost Clock

1218 MHz

1251 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

2GB

GDDR5X

Memory Type

GDDR5

256bit

Memory Bus

128bit

320.3GB/s

Bandwidth

112.0GB/s

Render Config

-

Compute Units

8

20

SM Count

-

2560

Shading Units

512

160

TMUs

32

64

ROPs

16

-

48 KB (per SM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

110.9 GPixel/s

Pixel Rate

19.49 GPixel/s

277.3 GTexel/s

Texture Rate

38.98 GTexel/s

138.6 GFLOPS

FP16 (half)

1247 GFLOPS

8.873 TFLOPS

FP32 (float)

1247 GFLOPS

277.3 GFLOPS

FP64 (double)

77.95 GFLOPS

Board Design

180W

TDP

50W

450 W

Suggested PSU

250 W

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

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Processor

GP104

GPU Name

Lexa

GP104-400-A1

GPU Variant

Lexa PRO (215-0904018)

Pascal

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

16 nm

Process Size

14 nm

7.2 billion

Transistors

2.2 billion

314 mm²

Die Size

103 mm²

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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