k4krish :
Which type of power supply is compatible for Asus gtx 750Ti gpu. I've 450 watt iBall SMPS, Is this sufficient for above Gpu??
if it is a version of 750 ti that requires additional pcie cables to be plugged in
then that power supply would not be enough
iball is bottom tier replace ASAP
http://www.tomshardware.co.uk/forum/id-2547993/psu-tier-list.html