Suggest best smps for 1tb hdd,2gb ram 1gb grafics cad,p4 processor Tags: Power Supplies RAM Processors Hard Drives CAD Components Last response: December 14, 2012 8:18 AM in Components Share swapnil3109 December 14, 2012 4:59:02 AM Hello, suggest best smps for 1tb hdd,2gb ram 1gb grafics cad,p4 processor More about : suggest smps 1tb hdd 2gb ram 1gb grafics cad processor musicmanil December 14, 2012 7:37:36 AM I would say 500 watt PSU. Its the most versatile sized psu for mid range rigs. Enough if you want OC as well. m 0 l hytecgowthaman December 14, 2012 8:18:21 AM 300W is enough goto asus watts calculater website and give all u r components used. then it will give result. m 0 l Can't find your answer ? Ask ! Publish Read discussions in other Components categories Power supplies Sound cards NICs Akasa Antec Cooler Master Cougar DeepCool Enermax !