GeForce GTX 660 and GeForce GTX 750 - video card comparison
Passmark - benchmark score GeForce GTX 660 vs GeForce GTX 750
GeForce GTX 660
4119
GeForce GTX 750
3450
GeForce GTX 660
GeForce GTX 750
Architecture
Kepler (2012−2018)
Maxwell (2014−2018)
GPU code name
GK106
GM107
Market segment
Desktop
Desktop
Release date
September 2012
February 2014
Bus support
PCI Express 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
One 6-pin
None
SLI options
+
-
Boost clock speed
1033 MHz
1085 MHz
Core clock speed
980 MHz
1020 MHz
CUDA cores
960
512
Floating-point performance
1,981 gflops
1,111 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
2,540 million
1,870 million
Pipelines / CUDA cores
960
512
Power consumption (TDP)
140 Watt
55 Watt
Maximum GPU temperature
-
95 °C
Texture fill rate
78.4 billion/sec
34.72
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
192-bit GDDR5
128 Bit
Memory clock speed
6.0 GB/s
5.0 GB/s
Memory bandwidth
144.2 GB/s
80 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
One Dual Link DVI-I, One Dual Link DVI-D, One mini-HDMI
Multi monitor support
4 displays
3 displays
HDMI
+
+
HDCP
+
+
Maximum VGA resolution
2048x1536
2048x1536
Audio input for HDMI
Internal
Internal
DirectX
12 (11_0)
12 (11_0)
CUDA
+
+
OpenCL
1.2
1.2
OpenGL
4.3
4.4
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
-
3D Gaming
+
+
3D Vision
+
+
3D Vision Live
-
+
Blu Ray 3D
-
+