We have just posted the new Rev. 7.4 BIOS Optimization Guide! Here are the changes :- New BIOS Options - AGP Fast Write - CPU Level 3 Cache - ISA Enable Bit - L3 Cache - Split Lock Operations Updated BIOS Options - HDD SMART Capability - SDRAM CAS Latency Time - SDRAM Cycle Length With that, the new Rev. 7.4 BIOS Optimization Guide covers a total of 175 BIOS options! I'm still working on the others so expect another update soon. Enjoy this update in the meantime!