the choice depends upon your system configuration....and also the most important bit would be to check current available and wattage on the respective 12v rails
I would get the XFX Pro 650W Core Edition because it is the most efficient, it has four PCIe connectors and it will have the highest build quality out of the three.
the choice depends upon your system configuration....and also the most important bit would be to check current available and wattage on the respective 12v rails
its for a new build.
i3 2100
asrock z68
gtx 560 ti/ hd 6950.