GeForce GTX 680M and GeForce GTX 650 - video card comparison
Passmark - benchmark score GeForce GTX 680M vs GeForce GTX 650
GeForce GTX 680M
3312
GeForce GTX 650
1801
GeForce GTX 680M
GeForce GTX 650
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N13E-GTX
GK107
Market segment
Laptop
Desktop
Release date
June 2012
September 2012
Bus support
PCI Express 3.0
PCI Express 3.0
Interface
MXM-B (3.0)
PCIe 3.0 x16
Supplementary power connectors
None
One 6-pin
SLI options
+
-
Boost clock speed
758 MHz
-
Core clock speed
720 MHz
1058 MHz
CUDA cores
1344
384
Floating-point performance
2,038 gflops
812.5 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)
100 Watt
64 Watt
Texture fill rate
80.6 billion/sec
33.9 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
128-bit GDDR5
Memory clock speed
1800 MHz
5.0 GB/s
Memory bandwidth
115.2 GB/s
80.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
One Dual Link DVI-I, One Dual Link DVI-D, One Mini HDMI
Multi monitor support
-
4 displays
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
2048x1536
Audio input for HDMI
-
Internal
DirectX
12 API
12 (11_0)
CUDA
+
+
OpenCL
1.1
1.2
OpenGL
4.5
4.3
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
-
+
Optimus
+
-