Specs:
Gigabyte B450 AORUS M Motherboard
AMD - Ryzen 7 3800X Processor
Corsair Vengeance LPX 16 GB (2 x 8 GB) DDR4-3600 Memory
The system will only boot if the RAM is in slot 1, if the memory is in any other slot the system will not boot to BIOS. Intended to use dual RAM set up in slot 1 and 3...