GeForce GTX 670 and GeForce GTX 660M - video card comparison
Passmark - benchmark score GeForce GTX 670 vs GeForce GTX 660M
GeForce GTX 670
5491
GeForce GTX 660M
1478
GeForce GTX 670
GeForce GTX 660M
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK104
N13E-GE
Market segment
Desktop
Laptop
Release date
May 2012
March 2012
Bus support
PCI Express 3.0
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
Two 6-pin
-
SLI options
+
+
Boost clock speed
980 MHz
950 MHz
Core clock speed
915 MHz
835 MHz
CUDA cores
1344
384
Floating-point performance
2,459.5 gflops
729.6 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
1,270 million
Pipelines / CUDA cores
1344
384
Power consumption (TDP)
170 Watt
50 Watt
Maximum GPU temperature
97 °C
-
Texture fill rate
102.5 billion/sec
30.4 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256-bit GDDR5
128bit
Memory clock speed
6.0 GB/s
2000 MHz
Memory bandwidth
192.2 GB/s
64.0 GB/s
Shared memory
-
-
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
No outputs
Multi monitor support
4 displays
-
HDMI
+
+
HDCP
+
+
Maximum VGA resolution
2048x1536
Up to 2048x1536
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 API
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.2
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
Optimus
-
+