AMD Radeon RX 550X vs NVIDIA GeForce GTX 1660

VS

AMD Radeon RX 550X

NVIDIA GeForce GTX 1660

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 6GB VRAM GeForce GTX 1660 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 's Advantages

Lower TDP (50W vs 120W)

NVIDIA GeForce GTX 1660 's Advantages

Boost Clock has increased by 51% (1785MHz vs 1183MHz)

More VRAM (6GB vs 4GB)

Larger VRAM bandwidth (192.1GB/s vs 96.00GB/s)

896 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X

1.211 TFLOPS

GeForce GTX 1660 +315%

5.027 TFLOPS

Radeon RX 550X

VS

GeForce GTX 1660

Graphics Card

Dec 2018

Release Date

Mar 2019

Polaris

Generation

GeForce 16

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1100 MHz

Base Clock

1530 MHz

1183 MHz

Boost Clock

1785 MHz

1500 MHz

Memory Clock

2001 MHz

Memory

4GB

Memory Size

6GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

192bit

96.00GB/s

Bandwidth

192.1GB/s

Render Config

8

Compute Units

-

SM Count

22

512

Shading Units

1408

32

TMUs

88

16

ROPs

48

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

1536 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

85.68 GPixel/s

37.86 GTexel/s

Texture Rate

157.1 GTexel/s

1211 GFLOPS

FP16 (half)

10.05 TFLOPS

1211 GFLOPS

FP32 (float)

5.027 TFLOPS

75.71 GFLOPS

FP64 (double)

157.1 GFLOPS

Board Design

50W

TDP

120W

250 W

Suggested PSU

300 W

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

Outputs

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

None

Power Connectors

1x 8-pin

Graphics Processor

Lexa

GPU Name

TU116

Lexa PRO (215-0904018)

GPU Variant

TU116-300-A1

GCN 4.0

Architecture

Turing

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

12 nm

2.2 billion

Transistors

6.6 billion

103 mm²

Die Size

284 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

7.5

6.4

Shader Model

6.6

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