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Blue Screen Again
Posts: 2
Registered: ‎11-02-2016
Location: SG
Views: 525
Message 1 of 1

X220 Thinkpad RAM UPGRADE 1x2GB 1rx8 1333 + 1x4GB 2rx8 1333 DDR3



I am using X220 i5 provided by office with 64 bit windows 7 enterprise edition.


it has been provided with one RAM 4GB 2rx8 1333.

I have a spare one RAM 2GB 1rx8 1333

after surfing online found that there will be some voltage diffrences & BIOS setup as well and suggested to contact manafacturer to ensure correct matching



1) can i use  4GB 2rx8 1333 + 2GB 1rx8 1333 in my X220 i5?

2) what are the pros & cons of this updation

3) do i need to mention any more info for answering above Question

4) what is the appx % of performance +/- if i am able to increase the ram to 6GB



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