question & answer
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Q & A -004 for PVI-486SP3 Motherboard

Question:
How to identify the SiS 496/497 chipset stepping & BIOS support on ASUS PVI-486SP3 M/B? 

Answer:
Regarding the SiS 496/497 chipset stepping & BIOS support listed as the follows :
Stepping SiS 496 SiS 497 Latest BIOS
A4 MU MW 0101
B2 NU NS 0205(non-PnP) or 0304(PnP)
B3 NU NS 0205(non-PnP) or 0304(PnP)
B4 NV(OT) NU(OR) 0205(non-PnP) or 0304(PnP)