Go to http://www.crucial.com/
Choose where to buy (US or EU) if, finally, you decide to use this shop.
Click on scan your system:
Agree to the terms and conditions and download the scanner.
Double click on the downloaded exe file:
Wait a few seconds while the scan is in progress.
Send screen shots (to the usual email address) of the following outputs:
type of computer
Notice: After finishing, the exe file can be deleted.