GeForce GTX 680M and GeForce GTX 675MX - video card comparison
Passmark - benchmark score GeForce GTX 680M vs GeForce GTX 675MX
GeForce GTX 680M
3312
GeForce GTX 675MX
2738
GeForce GTX 680M
GeForce GTX 675MX
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
N13E-GTX
N13E-GSR
Market segment
Laptop
Laptop
Release date
June 2012
October 2012
Bus support
PCI Express 3.0
PCI Express 2.0
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
None
None
SLI options
+
+
Boost clock speed
758 MHz
-
Core clock speed
720 MHz
600 MHz
CUDA cores
1344
960
Floating-point performance
2,038 gflops
1,256 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3,540 million
3,540 million
Pipelines / CUDA cores
1344
960
Power consumption (TDP)
100 Watt
100 Watt
Texture fill rate
80.6 billion/sec
48.0 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
1800 MHz
1800 MHz
Memory bandwidth
115.2 GB/s
115.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
HDMI
-
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DirectX
12 API
12 API
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.5
4.5
Shader Model
5.1
5.1
Vulkan
1.1.126
1.1.126
Optimus
+
+