I have all the parts for my gaming pc but im un sure as to what power supply I need for the my computer. I try looking up the facts, to people posting videos and still the answer differ........ i used websites that put the information in and 3 websites gave me 3 different answers........This is what the build is made of minus the power supply as the most important so i don't buy a cheap and throw all my money away on my parts........ASUS Z97-PRO LGA 1150 Intel Z97 HDMI SATA 6Gb/s USB 3.0 ATX Intel Motherboard.....(i'll be using 2 of the same graphics cards)EVGA 02G-P4-2966-KR GeForce GTX 960 Gaming 2GB 128-Bit GDDR5 PCI Express 3.0 HDCP Ready SLI Support SuperSC ACX 2.0+ Video Card.....Intel Core i5-4690K Devil's Canyon Quad-Core 3.5GHz LGA 1150 Desktop Processor Intel HD Graphics 4600...CORSAIR Vengeance 16GB (2 x 8GB) 240-Pin DDR3 SDRAM DDR3 1866 (PC3 14900) Desktop Memory Model.... a case with 8 fans and will be overclocking for games and that's pretty much it oh and i have 2 hdd and 1 ssd i like to know the power supply that will be the right fit.....i was getting some calculators that said 550w and some that said 1200w... i would like to know what power supply would be best for my build so that i can put all the parts together without thinking the power supply is going to ruin them......Thanks to anyone who see this and puts an answer