which graphic card will fit my pc NVIDIA GeForce GT610 1 GB DDR3 Graphics Card or ATI Radeon HD 6450 1 GB DDR3

Utkarsh Mahajan

Distinguished
Oct 13, 2013
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ZOTAC NVIDIA GeForce GT610 1 GB DDR3 Graphics Card
or
Sapphire AMD/ATI Radeon HD 6450 1 GB DDR3 Graphics Card
which is better and which will support

Current System Info
Processor = Intel(R) Core(TM) i3-3210 CPU @ 3.20GHz
Video Card = Galaxy NVIDIA GeForce 210 1Gb ddr2
Memory = 4.1 GB
Operating System = Microsoft Windows 7 Ultimate Edition Service Pack 1 (build 7601), 64-bit
Mother Board = Intel® Desktop Board DH61HO

I dont know what is power supply