GeForce GTX 680MX and GeForce GTX 680MX Mac Edition - video card comparison
GeForce GTX 680MX
GeForce GTX 680MX Mac Edition
Architecture
Kepler (2012−2018)
Kepler (2012−2018)
GPU code name
-
GK104
Market segment
Laptop
Desktop
Release date
October 2012
October 2012
Bus support
PCI Express 3.0
-
Interface
-
PCIe 3.0 x16
SLI options
+
-
Core clock speed
720 MHz
719 MHz
CUDA cores
1536
-
Floating-point performance
-
2,209 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
3540 Million
3,540 million
Pipelines / CUDA cores
1536
1536
Power consumption (TDP)
122 Watt
122 Watt
Texture fill rate
92.2 billion/sec
92.03
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2500 MHz
5000 MHz
Memory bandwidth
160 GB/s
160.0 GB/s
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
12 API
12 (11_0)
CUDA
+
3.0
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
-
5.1
Vulkan
-
1.1.126
3D Vision
+
-
Optimus
+
-