Testing 2 motherboards, each in the same case with the same PSU/Cooler/RAM/GFX. One POSTs, one doesn't.
Any suggestions for next steps, given the following details?
Common hardware:
Antec P182 mid-tower ATX PC case with Antec 550W PSU
Corsair Vengeance 8GB Dual Channel DDR3 1600 Memory Kit...