SAN

To understand SAN please read the information on following link

http://www.microsoft.com/technet/solutionaccelerators/wssra/raguide/StorageDevices/strgDvcBP_4.mspx

SLA

Following link is useful in understanding the technicalities in preparing service level agreement. The data capture and escalation required for proper implementation of SLA should be done through some well formed system e.g. helpdesk preferably an automated one.

http://www.envision-sbs.com

Intel Vs. AMD

Here are few links showing comparision between the two:

http://reviews.cnet.com/4520-10442_7-6389077-1.html?tag=lnav

and

http://techreport.com/articles.x/12091