"In the beginning, this guide consisted of only one page of short and simple explanations of several common BIOS options. Over the years, the explanation of each BIOS option has been fleshed out, improved upon and corrected. And today, it has become a database of over 260 BIOS options. But this is just the tip of the iceberg."
Another revision of ARP's BIOS optimization guide revision 8.5,
check it out here.