I have an empty PC case that I would like to use to build my own system. How would I find out what size motherboard and power suppy I would need for it .
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1. Check to see if the mainboard has the following:
- Connector ports rotated 90 degrees (PS/2, COM, LPT-1)
- 20 or 24 pin power connector
If you answered yes to both, it is safe to assume your mainboard is of the ATX form factor.
2. For additional info on case types, click *here*