I also OCing these dates:
Try 100 x 46 @ 1.35V (CPU-Z shows 99.8 x 46)
Run LinX 20 okay, but sometimes it drops to x41 or x42.
Also RealTemp shows core temp from 58-72 degree.
May sound like a bit hot ....
MB also Asrock P67 Pro 3. Ram 1600 C7 @ 1.65V
The rest are Auto.