GeForce GTX 660M Mac Edition and GP104 - video card comparison

GeForce GTX 660M Mac Edition

GP104

Architecture

Kepler (2012−2018)

Pascal (2016−2021)

GPU code name

GK107

GP104

Market segment

Desktop

Release date

April 2013

Interface

MXM-B (3.0)

Supplementary power connectors

None

Core clock speed

950 MHz

Floating-point performance

729.6 gflops

Manufacturing process technology

28 nm

16 nm

Number of transistors

1,270 million

7,200 million

Pipelines / CUDA cores

384

2560

Power consumption (TDP)

50 Watt

Texture fill rate

30.40

Memory type

GDDR5

Maximum RAM amount

512 MB

Memory bus width

128 Bit

Memory clock speed

5000 MHz

Memory bandwidth

80 GB/s

Display Connectors

No outputs

DirectX

12 (11_0)

12 (12_1)

CUDA

3.0

6.1

OpenCL

1.2

3.0

OpenGL

4.6

Shader Model

5.1

6.7

Vulkan

1.1.126

1.3

NVENC

6th Gen

PureVideo HD

VP8