I have an HAF 922 Cabinet, i5 3450 CPU, DZ75ML-45k MB, CM 600W PSU, 8 GB DDR3 1600, 1 TB 7200 rpm HDD. I want to buy a ZOTAC Nvidia 650Ti boost DDR5 2GB Graphic card rated 450W power consumption. Is this compatible with my PC in terms of power consumption. please help!