i added a combo ide sata raid card to a win 7 system and attached two ide drives now the system takes several minutes to boot. its not the part where the system is identifing the drives that happens quickly it s the part with the windows logo on the screen it just sits there and does its thing and its now like 15 minutes and its still doing nothing i also tried booting from a cd with win pe on it and it does the same thing
More aboutraid card makes slow boot
its kind of scary like the cpu lost its processing power or something.
Have you tried removing the RAID card and booting from a Live CD. This may narrow it down to something faulty with the specific RAID card.
Can you link to the exact RAID card you are using?