Morning, I'm not sure what is happening here. But RealTemp is only show 3 cores. Whilst XP task manager is showing activity on all 4 cores. CPU-Z shows 4 cores. Validation ID 1208202. Basic information EVGA nForce 790i SLI FTWIntel Q6700OCZ 2gB - OCZ3F13332G (2 sticks) I have not overclocked anything yet. Also, I have attached screenshots for what I am seeing with RealTemp. Thanks!