Why does windows 8 show cpu usage 3.74ghz when my cpu can't go over 3.6? Tags: Go Windows 8 Monitors CPUs Last response: February 2, 2014 2:20 AM in Windows 8 Share samuelzander February 2, 2014 2:16:30 AM It's a core i5-3470 paired with a gigabyte b75m. NO OVERCLOCING More about : windows show cpu usage 74ghz cpu Reply to samuelzander Jake Thorn a b à CPUs February 2, 2014 2:20:31 AM That would be Intel's boost software, its fine, that's the benefit of an i5, in addition to the 4 cores. Reply to Jake Thorn Ask the community Post an answer Related resources : ForumSolvedWhy does my cpu usage go up? More resources Read discussions in other Windows 8 categories Configuration Customization Drivers Security !