Intel and Laptop RAID?
Might E. Mouse writes "The next version of Centrino, codenamed Napa, will support RAID. Intel is pushing it as a great way for business users to have added reliability and data backup on their work notebooks. Should boost gaming performance too. Anyone for 2.5GHz Pentium M, GeForce 7800 Go graphics and a 200GB RAID array? "
Some folks will do it for speed. RAID0. Laptop drives are usually pretty slow, and usually what makes a laptop significantly slower than an desktop with an equivalent CPU speed (I buy 7200 RPM ones for my laptops myself, but 5400 is more common). RAID0 can add some needed speed. If your just doing word processing/email, that speed isn't needed, but some folks do serious computations on their laptops, others have their laptop do dual duty as their game rig. Not everyone is going to use their computer like you do.
Others will do it for the extra reliability. Nightly backups might be good enough for you, but as I said, not everyone uses their laptops for the sort of work you do.
Forgive my ignorance, but why on earth would anyone want RAID on their laptop?
I've got an $1900 bill from Ontrack Data Recovery sitting next to me that would explain the situation nicely. In the business world, not everyone is a tech-savvy geek with a broadband connection or a secure backup technique.
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