Your GT 610 will need Nvidia Injection to work properly. Yosemite or El Capitan are your best bets. Of course, you need to make a Unibeast installer for legacy booting too. Would be a good idea to upgrade the ram to 8GB if possible.I have a Dell XPS 240 Core 2 Quad Q6600 2.4 - 4GB DDR2
MSI Nvidia GeForce GT 610 graphics card
and SanDisk SSD