What is Difference between 1st generation Intel core i3 550 and 2nd generation intel core i3 2120 and which of the two is better?

How does the hyper threading technology of intel's Processor works ? How much performance boost I get ?

I want to know about the turbo core technology of AMD Processor ? How turbo core technology works ?

How can amd surpass this new technology? What new innovations do amd proposing to level the features and characteristics of intel's ivy bridge processors with 3d transistors?

I want to overclock an Intel's Ivy bridge processor? How much overclocking can I do with Intel's processor ? How much cooling do I need ?

Hello.I have a new Intel LGA 1155 socket based processor. I want to overclock it to run at 4.0 GHz. What I need to do ?

Hello, I am planning to buy Intel's new 7 series Processor? But my power supply can give only 400 Watt maximum. Do I need to change my supply to install the new Processor?

Intel's Ivy bridge processors are great. But are they better than the Trinity based processors of AMD. Can anyone give me benchmark? And how much power they each consume under huge load?

I heard rumors about Trinity Based Processor. Are they really going to show up ? Can someone tell me what is so special about them? 

Detailed Information will be Great.

I am looking forward to buy a new processor with overclocking in mind.Which processor has the maximum overclocking potential ? And what other things I should consider before making the purchase ?