Dell inspiron 1521 system upgrade Tags: CPUs Dell Inspiron Internet samuel3000 March 2, 2013 2:34:54 AM Hello, my CPU sometimes fluctuates, does up when I'm on the internet but comes low when I'm off the internet and when this happens i won't be able to play any of my games. More about : dell inspiron 1521 system upgrade Can't find your answer ? Ask ! Publish Related resources: ForumDell inspiron 1521 won't log in ForumDell inspiron 1521 problems ForumDisplay problem with my dell inspiron 1521 ForumMonitor issues Dell Inspiron 1521 ForumLooking to upgrade a Inspiron 1521 , whats compatible? ForumDell Inspiron 1521 monitor will not stay on after video software upgrade ForumInspiron 1521 battery issues ForumCan i replace the video card in my dell inspiron 1521 ForumDell inspiron 1521 screen changes colors ForumDell Inspiron 1521 screen will not turn on ForumDell Inspiron 1521 ForumBad motherboard? Dell Inspiron 1521 Laptop ForumDell inspiron 1521 XP screen not working ForumPSU Help ForumCooling for custom system ForumWater on Dell Vostro - Keyboard and mouse not responsive ForumPossible upgrade(s)? ForumWhat should I upgrade next in my PC ForumUpgrade my pc for gaming Forum2013 System More resources Read discussions in other CPUs categories AMD Intel Intel i5 Intel i7 Phenom Cooling Performance !