GeForce GTX 1660 Super and GeForce GTX 680 Mac Edition - video card comparison

GeForce GTX 1660 Super

GeForce GTX 680 Mac Edition

Architecture

Turing (2018−2021)

Kepler (2012−2018)

GPU code name

Turing TU116

GK104

Market segment

Desktop

Release date

October 2019

April 2013

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Supplementary power connectors

1x 8-pin

2x 6-pin

Boost clock speed

1785 MHz

1058 MHz

Core clock speed

1530 MHz

1006 MHz

Floating-point performance

3,250 gflops

Manufacturing process technology

12 nm

28 nm

Number of transistors

6,600 million

3,540 million

Pipelines / CUDA cores

1408

1536

Power consumption (TDP)

125 Watt

195 Watt

Texture fill rate

157.1

135.4

Memory type

GDDR6

GDDR5

Maximum RAM amount

6 GB

2 GB

Memory bus width

192 Bit

256 Bit

Memory clock speed

14000 MHz

6008 MHz

Memory bandwidth

336.0 GB/s

192.3 GB/s

Shared memory

Display Connectors

1x DVI, 1x HDMI, 1x DisplayPort

2x DVI, 1x HDMI, 1x DisplayPort

HDMI

HDCP

G-SYNC support

DirectX

12 (12_1)

12 (11_0)

CUDA

7.5

3.0

OpenCL

1.2

OpenGL

4.6

Shader Model

6.5

5.1

Vulkan

1.2.131

1.1.126

Ansel

NVENC