GeForce GTX 660 Ti and GeForce GTX 780M - video card comparison
Passmark - benchmark score GeForce GTX 660 Ti vs GeForce GTX 780M
GeForce GTX 660 Ti
4547
GeForce GTX 780M
3962
GeForce GTX 660 Ti
GeForce GTX 780M
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
GK104
N14E-GTX
Market segment
Desktop
Laptop
Release date
August 2012
May 2013
Bus support
PCI Express 3.0
PCI Express 3.0, PCI Express 2.0
Interface
PCIe 3.0 x16
MXM-B (3.0)
Supplementary power connectors
Two 6-pin
None
SLI options
+
+
Boost clock speed
980 MHz
797 MHz
Core clock speed
915 MHz
823 MHz
CUDA cores
1344
1536
Floating-point performance
2,459.5 gflops
2,448 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
3,540 million
Pipelines / CUDA cores
1344
1536
Power consumption (TDP)
150 Watt
122 Watt
Texture fill rate
102.5 billion/sec
102.0
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
192-bit GDDR5
256 Bit
Memory clock speed
6.0 GB/s
2500 MHz
Memory bandwidth
144.2 GB/s
160.0 GB/s
Shared memory
-
-
Standard memory configuration
-
GDDR5
Display Connectors
One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort
No outputs
eDP 1.2 signal support
-
Up to 3840x2160
LVDS signal support
-
Up to 1920x1200
Multi monitor support
4 displays
-
VGA аnalog display support
-
Up to 2048x1536
DisplayPort Multimode (DP++) support
-
Up to 3840x2160
HDCP content protection
-
+
HDMI
+
+
7.1 channel HD audio on HDMI
-
+
HDCP
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 API
CUDA
+
+
OpenCL
1.2
1.1
OpenGL
4.3
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
+
-
3D Gaming
+
-
3D Vision
+
-
3D Vision / 3DTV Play
-
+
Blu-Ray 3D Support
-
+
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
TrueHD and DTS-HD audio bitstreaming
-
+