GeForce GTX 660 OEM and GeForce GTX 460 - video card comparison
GeForce GTX 660 OEM
GeForce GTX 460
Architecture
Kepler (2012−2018)
Fermi (2010−2014)
GPU code name
GK104
GF104
Market segment
Desktop
Desktop
Release date
August 2012
July 2010
Bus support
-
16x PCI-E 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
6-pin & 6-pin
SLI options
-
+
Boost clock speed
888 MHz
-
Core clock speed
823 MHz
675 MHz
Floating-point performance
2,046 gflops
907.2 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
3,540 million
1,950 million
Pipelines / CUDA cores
1152
336
Power consumption (TDP)
130 Watt
160 Watt
Texture fill rate
85.25
37.80
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
192 Bit
Memory clock speed
5600 MHz
3600 MHz
Memory bandwidth
179.2 GB/s
86.4 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
Two Dual Link DVI, Mini HDMI
Multi monitor support
-
+
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 (11_0)
12 (11_0)
CUDA
3.0
+
OpenCL
1.2
1.1
OpenGL
4.6
4.1
Shader Model
5.1
5.1
Vulkan
1.1.126
N/A