
Microsoft reserved 20% of your available bandwidth for thier own purpose like window update....window update and interrogating your pc et........
TO SPEED YOUR INTERNET FOLLOW THESE STEPS
click to start button then run and type 'gpedit.msc' without quotes this opens the group policy editor.Then go to LOCAL COMPUTER POLICYThen COMPUTER CONFIGRATION.Then ADMINSTRATIVE TEMPLETESThen NETWORKThen QOS PACKET SCHEDULE and thenTo LIMIT RESERVABLE BANDWIDTHDouble click to limit reservable bandwidth.it is NOT CONFIGURED but you see the truth is in link'EXPLAIN'tab aboveie. By default the packet scheduler the system to 20% of bandwidth of a connection,but you can also uses this sting on override gefault.