GeForce GTX 660M Mac Edition and Radeon IGP 345M - video card comparison

GeForce GTX 660M Mac Edition

Radeon IGP 345M

Architecture

Kepler (2012−2018)

Rage 6 (2000−2007)

GPU code name

GK107

RS200

Market segment

Desktop

Release date

April 2013

October 2002

Interface

MXM-B (3.0)

AGP 4x

Supplementary power connectors

None

Core clock speed

950 MHz

183 MHz

Floating-point performance

729.6 gflops

Manufacturing process technology

28 nm

180 nm

Number of transistors

1,270 million

30 million

Pipelines / CUDA cores

384

Power consumption (TDP)

50 Watt

Texture fill rate

30.40

0.37

Memory type

GDDR5

System Shared

Maximum RAM amount

512 MB

System Shared

Memory bus width

128 Bit

System Shared

Memory clock speed

5000 MHz

System Shared

Memory bandwidth

80 GB/s

Display Connectors

No outputs

DirectX

12 (11_0)

7.0

CUDA

3.0

OpenCL

1.2

N/A

OpenGL

4.6

1.4

Shader Model

5.1

Vulkan

1.1.126

N/A