Home Tech Adventure's beginners guide to a PC power supply covers all power supply basics. Whether you are building a computer or upgrading an older one, these are things you should know. Beginners questions answered in this video include: What power supply should I buy? How much power does my PC need? What PSU cables do I need? Do all power supplies have the same connectors? All PC power supplies explained in this video are of the ATX form factor, the most common form for desktop PC's. OuterVision Power supply Calculator: https://outervision.com/power-supply-calculator Power Supply Review Sites: http://www.jonnyguru.com/ https://www.techpowerup.com/review/?category=Power+Supplies&manufacturer=&pp=25&order=date https://www.tomshardware.com/topics/power-supplies