Only got this one Transcend 266x. So I RAID an ExtremeIV with the Transcend, and ended up with:
Ok, it seems that my aopen i975xa-ydg onboard ite it8212f ata raid just doesn't coop with me and transcend 266x cards. So, your chart-image tells me you are using some "silmage" (silicon image?) raid card, whatkind of model actually, ata or sata?
Found also another thread: compact flash raid