This is an upgrade for
Award Bios on Asus Boards-
PCI/I-P54TP4 / P/I-P55TP4 / P/I-P55TP4XE / P/I-P55TP4XEG / P/I-P55TP4N
-Change CPU display from 167Mhz to 166Mhz.
-Support IDE auto detect when system turn on.
-Support bootable CD ROM.
-Support APM rev. 1.2.
-Add disable NCR BIOS selection in CMOS.
-Fix UnixWare 2.1 trap
-Fix 3COM 3C619C warmboot hang up problem.
-Update the AWARD BIOS to v4.51
NOTE you will still need an award
pflash.exe program to write it to your ROM. B.careful & goodluk.