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Motherboard

Product Name	Model Version	FAQ Type	Last Update
PF21 Extreme	V1.0	General FAQ	2010/05/25

Question Title
Does the "RAID disable option" in PF21 BIOS is for ICH6R or SIS180?

Answer
PF21 has 2 RAID controllers. One is ICH6R and the other is SIS180.
On-chip IDE device -> On-chip Serial ATA -> Enable / Disable is for ICH6R RAID controller.
Onboard Device -> Onboard SATA device -> Enable / Disable is for SiS180 RAID controller.

Can I use DDR2 667 (PC5400)or DDR2800 (PC6400) in my PF21?

Whenever the onboard SATA and on-chip Serial ATA are enabled in BIOS, the Giga LAN boot ROM is gone and will show a warning message "have option ROM c ...