Use USB as a RAM..

Windows ReadyBoost is a disk caching technology that helps make your operating system and application load faster by using flash memory for caching.
For this, put a Windows virtual memory file into a flash drive instead of a hard drive.

OR similarly,you can use eBoostr to perform windows ReadyBoost on xp platform and make use of XP’s prefetch data to cache files on a faster flash drive.

i've found a link of eboostr..
here it is..

Games Download: Search results for game booster
OR
http://www.dl4all.com/software/7079-...r-2.0.417.html