GeForce GT 520 and GeForce GTX 680MX Mac Edition - video card comparison
GeForce GT 520
GeForce GTX 680MX Mac Edition
Architecture
Fermi 2.0 (2010−2014)
Kepler (2012−2018)
GPU code name
GF119
GK104
Market segment
Desktop
Desktop
Release date
April 2011
October 2012
Bus support
16x PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
None
-
Core clock speed
810 MHz
719 MHz
CUDA cores
48
-
Floating-point performance
155.52 gflops
2,209 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
292 million
3,540 million
Pipelines / CUDA cores
48
1536
Power consumption (TDP)
29 Watt
122 Watt
Maximum GPU temperature
102 °C
-
Texture fill rate
6.5 billion/sec
92.03
Memory type
DDR3
GDDR5
Maximum RAM amount
1 GB (DDR3)
2 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
900 MHz (DDR3)
5000 MHz
Memory bandwidth
14.4 GB/s
160.0 GB/s
Display Connectors
Dual Link DVI-IHDMIVGA (optional)
No outputs
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_0)
CUDA
+
3.0
OpenCL
1.1
1.2
OpenGL
4.2
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.1.126