GeForce GTX 680MX and GeForce GTX 650 - video card comparison
Passmark - benchmark score GeForce GTX 680MX vs GeForce GTX 650
GeForce GTX 680MX
4266
GeForce GTX 650
1801
GeForce GTX 680MX
GeForce GTX 650
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
-
GK107
Market segment
Laptop
Desktop
Release date
October 2012
September 2012
Bus support
PCI Express 3.0
PCI Express 3.0
Interface
-
PCIe 3.0 x16
Supplementary power connectors
-
One 6-pin
SLI options
+
-
Core clock speed
720 MHz
1058 MHz
CUDA cores
1536
384
Floating-point performance
-
812.5 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3540 Million
1,270 million
Pipelines / CUDA cores
1536
384
Power consumption (TDP)
122 Watt
64 Watt
Texture fill rate
92.2 billion/sec
33.9 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
128-bit GDDR5
Memory clock speed
2500 MHz
5.0 GB/s
Memory bandwidth
160 GB/s
80.0 GB/s
Shared memory
-
-
Display Connectors
-
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
Vulkan
-
1.1.126
3D Blu-Ray
-
+
3D Gaming
-
+
3D Vision
+
+
Optimus
+
-