
Your laptop is more than ok to run DDJ-T1. after installing the drivers and connect your DDJ to your laptop, you're pretty much good to go. the supplied traktor is basically and "lite" version of traktor pro 2. Im using traktor pro 2 myself. DDJ-T1 is already listed in the controller setup in traktor. check out this website to tweak your laptop further to ensure flawless performance.
http://blog.dubspot.com/optimize-your-windows-7-pc-for-djing-music-production/