Question LGA 1155 CPU Upgrade

sforshivansh

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Sep 16, 2017
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So I wanna upgrade my Pentium G620 to probably the i5 3470. Both the processors share the same LGA 1155 Socket but the Pentium is Sandy Bridge and the i5 is Ivy Bridge. Will the process be as simple as dropping in the "new" CPU or will I have to update the BIOS or something, and if yes, how much of a straight forward process is that?
 

Azzyasi

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Jan 24, 2011
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You did not state the exact model of motherboard, but i assume it takes full advantage of the h61express chipset capabilities.

So it should work with this ones http://www.cpu-upgrade.com/mb-Intel_(chipsets)/H61_Express.html

For example these are the cpu's supported by intel boards: https://www.intel.com/content/www/u...000005588/boards-and-kits/desktop-boards.html

And these are for some random gigabyte boards with h61 https://www.gigabyte.com/Ajax/Suppo...el Socket 1155&Chipest=Intel H61&Type=Chipest

So it will likely work. To be 100% sure just check the cpu-support list for your exact board (manufacturer and model)

Before changing the cpu, update the bios to the latest version. This is very important as newer cpu's were added on the support list by providing new bios version.
And after that is just about changing the CPU and reset the bios (there is a jumper, or CC button, or remove battery for few seconds)
Check bios setting for your preference then boot up and see if any software is bothered by the new cpu (it should't anyway).

So in short, yes, it's just as easy to drop in the new cpu, and not necessarily required but recommended to reset the bios jumper