I am fairly certain that any of them will; the oxford 911 chipset works with either, and I do not believe that there are any limitations on ata disk rpm speeds (now 10K rpm might be different, but that's not ata, at least not now). i'd go for the coolest looking one, with purty blue LEDs. but that's me. --alan On Apr 14, 2004, at 10:46 AM, Rod Clifford wrote: > Which one for the 5400rpm drive?