How does the Sony Vaio claim an i5 processor and have only 1.2 ghz speed?
Looking  at a Sony Vaio Y series. It says its an i5 processor but it only has  1.2 ghz. The i5 is supposed to have 2.2 ghz? How did this happen? 
Laptops & Notebooks - 2 Answers
Random Answers, Critics, Comments, Opinions :
1 :
I'm  sorry... Where exactly did you get the erroneous information that the  Core i5 processor only comes in one speed, and only 2.2ghz?  http://www.intel.com/products/processor/corei5/mobile/specifications.htm  There is a listing of the Core i5 Mobile processors.  Note the different  speeds they are offered in.  http://ark.intel.com/Product.aspx?id=49159  There is the 540-UM, a 1.2ghz processor.  Interesting, eh?  end of line
2 :
I believe it's the SpeedStep technology of  the i5 processor.  The moment you are viewing it the processor isn't  under load, so it shows a lower speed.  My old Core 2 Duo laptop showed  the same thing.  Don't worry, if you have an i5 at 2.2 GHz it'll be that  speed, when it's under intense load.  The SpeedStep technology is so  that it will save on power (electricity).
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