driverheaven.net -- This radical, new Windows XP tweaker, supporting totally unseen tweaks, unique to the program. Among them is: Ultra-fast boot (rearrange boot files), Boot folder defragmentation, Prefetch folder cleaning, DNS cache optimization, File allocation size tweak, But that isn't all. It includes a plethora of other performance tweaks, which will make your Windows installation run faster than ever before as well as Windows Service configuration. For the first time ever, it allows the user to control a few of the most common performance suckers and annoyances. [from shellcity.net]