GeForce GTX 660 and GeForce GTX 285 - video card comparison
Passmark - benchmark score GeForce GTX 660 vs GeForce GTX 285
GeForce GTX 660
4119
GeForce GTX 285
1560
GeForce GTX 660
GeForce GTX 285
Architecture
Kepler (2012−2018)
Tesla 2.0 (2007−2013)
GPU code name
GK106
GT200B
Market segment
Desktop
Desktop
Release date
September 2012
December 2008
Bus support
PCI Express 3.0
-
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
One 6-pin
2x 6-pin
SLI options
+
+
Boost clock speed
1033 MHz
-
Core clock speed
980 MHz
648 MHz
CUDA cores
960
240
Floating-point performance
1,981 gflops
708.5 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
2,540 million
1,400 million
Pipelines / CUDA cores
960
240
Power consumption (TDP)
140 Watt
204 Watt
Maximum GPU temperature
-
105 °C
Texture fill rate
78.4 billion/sec
51.8 billion/sec
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
192-bit GDDR5
512 Bit
Memory clock speed
6.0 GB/s
1242 MHz
Memory bandwidth
144.2 GB/s
159.0 GB/s
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
HDTVTwo Dual Link DVI
Multi monitor support
4 displays
+
HDMI
+
+
HDCP
+
-
Maximum VGA resolution
2048x1536
2048x1536
Audio input for HDMI
Internal
S/PDIF
DirectX
12 (11_0)
11.1 (10_0)
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.3
2.1
Shader Model
5.1
4.0
Vulkan
1.1.126
N/A
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
High Dynamic-Range Lighting (HDRR)
-
128bit