GeForce GT 520MX and GeForce GT 650M Mac Edition - video card comparison
GeForce GT 520MX
GeForce GT 650M Mac Edition
Architecture
Fermi (2010−2014)
Kepler (2012−2018)
GPU code name
N12P-GVR
GK107
Market segment
Laptop
Desktop
Release date
May 2011
July 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Core clock speed
900 MHz
900 MHz
CUDA cores
48
-
Floating-point performance
172.8 gflops
691.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
292 million
1,270 million
Pipelines / CUDA cores
48
384
Power consumption (TDP)
20 Watt
45 Watt
Texture fill rate
7.2 billion/sec
28.80
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB
512 MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
900 MHz
5016 MHz
Memory bandwidth
14.4 GB/s
80.26 GB/s
Shared memory
-
-
Display Connectors
No outputs
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
5.1
Vulkan
N/A
1.1.126
Optimus
+
-