NVIDIA GeForce GTX 980 vs AMD Radeon RX 550X

VS

NVIDIA GeForce GTX 980

AMD Radeon RX 550X

We compared two Desktop platform GPUs: 4GB VRAM GeForce GTX 980 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 980 's Advantages

Boost Clock has increased by 3% (1216MHz vs 1183MHz)

Larger VRAM bandwidth (224.4GB/s vs 96.00GB/s)

1536 additional rendering cores

AMD Radeon RX 550X 's Advantages

Released 4 years and 3 months late

Lower TDP (50W vs 165W)

Score

Benchmark

FP32 (float)

GeForce GTX 980 +311%

4.981 TFLOPS

Radeon RX 550X

1.211 TFLOPS

GeForce GTX 980

VS

Radeon RX 550X

Graphics Card

Sep 2014

Release Date

Dec 2018

GeForce 900

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1127 MHz

Base Clock

1100 MHz

1216 MHz

Boost Clock

1183 MHz

1753 MHz

Memory Clock

1500 MHz

Memory

4GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

224.4GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

8

-

2048

Shading Units

512

128

TMUs

32

64

ROPs

16

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

77.82 GPixel/s

Pixel Rate

18.93 GPixel/s

155.6 GTexel/s

Texture Rate

37.86 GTexel/s

-

FP16 (half)

1211 GFLOPS

4.981 TFLOPS

FP32 (float)

1211 GFLOPS

155.6 GFLOPS

FP64 (double)

75.71 GFLOPS

Board Design

165W

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

2x 6-pin

Power Connectors

None

Graphics Processor

GM204

GPU Name

Lexa

GM204-400-A1

GPU Variant

Lexa PRO (215-0904018)

Maxwell 2.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

5.2 billion

Transistors

2.2 billion

398 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

5.2

CUDA

-

6.4

Shader Model

6.4

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