Friends a diferent and interesting question...we always find something new for our computers...and we never know whit accurcy how many power do we need for our hardware,in terms of Watts and Amps does anyone know how calculate a total PC consumption??? my PSU its good enough??? any help will help...thanks for any coment,sorry my written:...This are my Specs: Maximus Hero VI Motherboard - 4570Cpu - V8 Cooler Master Cooler - 8Gb RAM 2400 Kingston - Asus GTX 770 OC Graphic - SSD Kingston V300(60GB) - 2 HDD 2TB(4TB Total) - Phantom 410 Case whit 4 extra fans leds (7 Fans Total)and 2 Led sleeve, so My PSU its a ToPower 800W 64A, Silver 80 Plus Certification...Do i Need More Power???