GeForce GTX 660M Mac Edition and GeForce GTX 960 OEM - video card comparison
GeForce GTX 660M Mac Edition
GeForce GTX 960 OEM
Architecture
Kepler (2012−2018)
Maxwell 2.0 (2015−2019)
GPU code name
GK107
GM206
Market segment
Desktop
Desktop
Release date
April 2013
November 2015
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
None
Boost clock speed
-
1201 MHz
Core clock speed
950 MHz
924 MHz
Floating-point performance
729.6 gflops
2,460 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,270 million
2,940 million
Pipelines / CUDA cores
384
1024
Power consumption (TDP)
50 Watt
-
Texture fill rate
30.40
76.86
Memory type
GDDR5
GDDR5
Maximum RAM amount
512 MB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
5000 MHz
7012 MHz
Memory bandwidth
80 GB/s
112.2 GB/s
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 (12_1)
CUDA
3.0
5.2
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
6.4
Vulkan
1.1.126
1.1.126