GeForce GT 520MX and GM20B - video card comparison

GeForce GT 520MX

GM20B

Architecture

Fermi (2010−2014)

Maxwell 2.0 (2015−2019)

GPU code name

N12P-GVR

GM20B

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

20 nm

Number of transistors

292 million

2,000 million

Pipelines / CUDA cores

48

256

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_1)

CUDA

+

5.3

OpenCL

1.1

1.2

OpenGL

4.5

4.6

Shader Model

5.1

6.0

Vulkan

N/A

1.1

Optimus

+

-

PureVideo HD

-

VP9