1. Intel Pentium D @ 3.0Ghz a. Is this the clock speed for each core?? Or its the summation of speed for both the cores?? b. If yes does this theory apply for C2D, Quad Core and other range of AMD and Intel Processors?? 2. Is thr any DMA mode for SATA DVD Drive?? If yes how to enable it?? Does SATA DVD Drives r treated as IDE Drive?? 3. +12v1 : 15A +12v2 : 16A Does this mean I hav 31A in +12v channel?? And I can use high end graphics card?? Or the process of calculation of this type of two +12v rails r different??