GeForce GT 520MX and Topaz - video card comparison
GeForce GT 520MX
Topaz
Architecture
Fermi (2010−2014)
GCN 3.0 (2014−2017)
GPU code name
N12P-GVR
Topaz
Market segment
Laptop
Desktop
Release date
May 2011
-
Interface
PCIe 2.0 x16
-
Core clock speed
900 MHz
-
CUDA cores
48
-
Floating-point performance
172.8 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
292 million
1,550 million
Pipelines / CUDA cores
48
384
Power consumption (TDP)
20 Watt
-
Texture fill rate
7.2 billion/sec
-
Memory type
DDR3
-
Maximum RAM amount
1 GB
-
Memory bus width
64 Bit
-
Memory clock speed
900 MHz
-
Memory bandwidth
14.4 GB/s
-
Shared memory
-
-
Display Connectors
No outputs
-
DirectX
12 API
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
4.5
4.6
Shader Model
5.1
6.5
Vulkan
N/A
1.2.170
Optimus
+
-