GeForce GTX 960 and GeForce GTX 660M - video card comparison
Passmark - benchmark score GeForce GTX 960 vs GeForce GTX 660M
GeForce GTX 960
6254
GeForce GTX 660M
1478
GeForce GTX 960
GeForce GTX 660M
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
GM206
N13E-GE
Market segment
Desktop
Laptop
Release date
January 2015
March 2012
Bus support
PCI Express 3.0
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
MXM-B (3.0)
Recommended system power (PSU)
400 Watt
-
Supplementary power connectors
1x 6-pins
-
SLI options
+
+
Boost clock speed
1178 MHz
950 MHz
Core clock speed
1127 MHz
835 MHz
CUDA cores
1024
384
Floating-point performance
2,413 gflops
729.6 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,940 million
1,270 million
Pipelines / CUDA cores
1024
384
Power consumption (TDP)
120 Watt
50 Watt
Texture fill rate
72 billion/sec
30.4 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
128bit
Memory clock speed
7.0 GB/s
2000 MHz
Memory bandwidth
112 GB/s
64.0 GB/s
Shared memory
-
-
Display Connectors
Dual Link DVI-I, HDMI 2.0, 3x DisplayPort 1.2
No outputs
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
+
Maximum VGA resolution
2048x1536
Up to 2048x1536
G-SYNC support
+
-
Audio input for HDMI
Internal
-
DirectX
12 (12_1)
12 API
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
6.4
5.1
Vulkan
+
1.1.126
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
Optimus
-
+