GeForce GTX 670 and GeForce GTX 660 - video card comparison
Passmark - benchmark score GeForce GTX 670 vs GeForce GTX 660
GeForce GTX 670
5491
GeForce GTX 660
4119
GeForce GTX 670
GeForce GTX 660
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK104
GK106
Market segment
Desktop
Desktop
Release date
May 2012
September 2012
Bus support
PCI Express 3.0
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
Two 6-pin
One 6-pin
SLI options
+
+
Boost clock speed
980 MHz
1033 MHz
Core clock speed
915 MHz
980 MHz
CUDA cores
1344
960
Floating-point performance
2,459.5 gflops
1,981 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
2,540 million
Pipelines / CUDA cores
1344
960
Power consumption (TDP)
170 Watt
140 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
78.4 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256-bit GDDR5
192-bit GDDR5
Memory clock speed
6.0 GB/s
6.0 GB/s
Memory bandwidth
192.2 GB/s
144.2 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 HDMI, One DisplayPort
Multi monitor support
4 displays
4 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
4.2
4.3
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
+
3D Gaming
+
+
3D Vision
+
+