Anything related to hardware (CPU/MoBo/Video/FSB/BIOS, etc.), hardware settings, overclocking, cooling, cool cases, case mods, hardware mods, post pics of your unique creations here.
in 2000 and xp it's under the hard drive controller, specifically primary and secondary controller, a drop down option where you can select pio mode or udma mode or auto detect etc....
"Would you mind not standing on my chest, my hats on fire." - The Doctor