GeForce GTX 1660 Mobile and Topaz - video card comparison

GeForce GTX 1660 Mobile

Topaz

Architecture

Turing (2018−2021)

GCN 3.0 (2014−2017)

GPU code name

TU116B

Topaz

Market segment

Laptop

Desktop

Release date

May 2019

-

Interface

PCIe 3.0 x16

-

Boost clock speed

1590 MHz

-

Core clock speed

1455 MHz

-

Manufacturing process technology

12 nm

28 nm

Number of transistors

6,600 million

1,550 million

Pipelines / CUDA cores

1280

384

Texture fill rate

127.2

-

Memory type

GDDR6

-

Maximum RAM amount

6 GB

-

Memory bus width

192 Bit

-

Memory clock speed

16000 MHz

-

Memory bandwidth

384.0 GB/s

-

Display Connectors

1x DVI, 1x HDMI, 3x DisplayPort

-

HDMI

+

-

DirectX

12 (12_1)

12 (12_0)

CUDA

7.5

-

OpenCL

1.2

2.1

OpenGL

4.6

4.6

Shader Model

6.5

6.5

Vulkan

1.2.140

1.2.170