GeForce GTX 660 and GeForce GT 240 - video card comparison
Passmark - benchmark score GeForce GTX 660 vs GeForce GT 240
GeForce GTX 660
4119
GeForce GT 240
525
GeForce GTX 660
GeForce GT 240
Architecture
Kepler (2012−2018)
GT2xx (2009−2012)
GPU code name
GK106
GT215
Market segment
Desktop
Desktop
Release date
September 2012
November 2009
Bus support
PCI Express 3.0
PCI-E 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
One 6-pin
None
SLI options
+
-
Boost clock speed
1033 MHz
-
Core clock speed
980 MHz
550 MHz
CUDA cores
960
96
Floating-point performance
1,981 gflops
257.28 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,540 million
727 million
Pipelines / CUDA cores
960
96
Power consumption (TDP)
140 Watt
69 Watt
Maximum GPU temperature
-
105C C
Texture fill rate
78.4 billion/sec
17.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
512 MB or 1 GB
Memory bus width
192-bit GDDR5
128 Bit
Memory clock speed
6.0 GB/s
1700 MHz GDDR5, 1000 MHz GDDR3, 900 MHz DDR3 MHz
Memory bandwidth
144.2 GB/s
54.4 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
DVIVGAHDMI
Multi monitor support
4 displays
+
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
2048x1536
Audio input for HDMI
Internal
Internal
DirectX
12 (11_0)
11.1 (10_1)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.3
3.2
Shader Model
5.1
4.1
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-