Solved I5 430 processor running at half speed Tags: Notebooks Processors Intel i5 Laptops Last response: March 31, 2010 8:41 AM in Laptops & Notebooks Share social March 24, 2010 11:32:23 AM Hi I have an acer 5740g notebook with i5 430m processor running at 2.26GHz. Now when i ran cpu z, it reported core speed of 1330 Mhz. But shouldn't my processor run at 2260MHz. Please advice. More about : 430 processor running half speed Best solution lostandwandering a b D Laptop March 24, 2010 2:39:41 PM Put your CPU under a load and see what happens. It's a feature called Speedstep, in the BIOS it shows as EIST. It basically throttles your CPU down when it isn't being used so as to cut down on heat output and energy use. See here: http://www.intel.com/cd/channel/reseller/asmo-na/eng/20... social March 31, 2010 8:41:21 AM Best answer selected by social. Can't find your answer ? Ask ! Publish Related resources: ForumCan Nvidia GT 430 run Crysis....????? ForumInstalling windows xp on core i5 430 m system ForumProcessor Speed ForumI5 430 m 2x multiplier! and low wei score ForumI5 430 m overheating ForumP4 2.6 Running at half-speed ForumCPU running half speed ? HELP!!! ForumIs my PC8500 running at half speed ? ForumCooler Master TPC 812 & Elite 430 Case ForumPentium  M socket 478... running at half speed ?? ForumA7V400-MX 2600+ 266 appears to be running half speed ForumHow do I determine which processor is fastest ? ForumCPU running at half speed . ForumCompatibility / price cut i5 build ForumBack light or Inverter? ForumCore i3-350m processor ForumProcessor ForumProcessor ForumASUS N51Vn control fan speed? ForumI3 processor support for old lang software & comp. sc. related s/w More resources Read discussions in other Laptops & Notebooks categories Battery Acer Asus Dell Hewlett Packard iPad Toshiba Vaio !