hey, im gona get a tft monitor 17", but i realy dont get the diff between the usual onnection (15 pin) and the new DVI connection. ALSO wots the beat specs for a 17" tft ? like the ms refresh r8 etc etc?ill b usin it purely for gaming, with a budget of little over 300. need to know by june 5th. much info as poss plz ppl?!