HI XNine, you will should have no problem running at 1.65V.
Just to confirm - what RAM did you buy? I know you said Corsair Dominator what is the exact spec?
Here are the specs on it:
Memory Type DDR3
Memory Capacity 4GB (2 x 2GB)
Memory Speed DDR3-1600 (PC3-12800)
Voltage 1.8 Volts
CAS Latency 9
Error Correction Code Non-ECC
Memory Slot 240-pin DIMM
Memory Heatsink Dual-Path Heat Xchange (DHX) Technology
Features 4GB DOMINATOR kit (2 x 2GB) for use with Dual Channel DDR3 systems; 1600MHz; Latency of 9-9-9-24, for reliability and performance; DOMINATOR Heat Spreader
What's in the Box 2 x 2GB Memory Modules