Hi all,i have this old machine an netvista 6823 it came with an 1.6GHZ P4 cpu,ive upgrade it with an celeron NORTHWOOD 2GHZ,i ve been doing some research online this machine suport max bus speed 400MHZ,max L2 cache 256KB,the cpu socket is 478. now can i put an celeron SL6VV inside it? its an 2.6ghz with 400mhz bus sped and 256 l2 cache. on the site they say my mashine suport only 2.2 ghz. maybe it was AT THAT TIME? where only 2.2ghz was made YET. pls help me.