NVIDIA GeForce GTX 1660 Ti vs AMD Radeon RX 550X 640SP

VS

NVIDIA GeForce GTX 1660 Ti

AMD Radeon RX 550X 640SP

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX 1660 Ti and 2GB VRAM Radeon RX 550X 640SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 1660 Ti 's Advantages

Released 10 months late

Boost Clock has increased by 65% (1770MHz vs 1071MHz)

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (288.0GB/s vs 96.00GB/s)

896 additional rendering cores

AMD Radeon RX 550X 640SP 's Advantages

Lower TDP (60W vs 120W)

Score

Benchmark

FP32 (float)

GeForce GTX 1660 Ti +296%

5.437 TFLOPS

Radeon RX 550X 640SP

1.371 TFLOPS

GeForce GTX 1660 Ti

VS

Radeon RX 550X 640SP

Graphics Card

Feb 2019

Release Date

Apr 2018

GeForce 16

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1500 MHz

Base Clock

1019 MHz

1770 MHz

Boost Clock

1071 MHz

1500 MHz

Memory Clock

1500 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

288.0GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

10

24

SM Count

-

1536

Shading Units

640

96

TMUs

40

48

ROPs

16

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

1024 KB

-

Theoretical Performance

84.96 GPixel/s

Pixel Rate

17.14 GPixel/s

169.9 GTexel/s

Texture Rate

42.84 GTexel/s

10.87 TFLOPS

FP16 (half)

1371 GFLOPS

5.437 TFLOPS

FP32 (float)

1371 GFLOPS

169.9 GFLOPS

FP64 (double)

85.68 GFLOPS

Board Design

120W

TDP

60W

300 W

Suggested PSU

250 W

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

Outputs

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

1x 8-pin

Power Connectors

None

Graphics Processor

TU116

GPU Name

Baffin

TU116-400-A1

GPU Variant

Baffin LE

Turing

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

12 nm

Process Size

14 nm

6.6 billion

Transistors

3 billion

284 mm²

Die Size

123 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

7.5

CUDA

-

6.6

Shader Model

6.4

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