Chocorific

Member 6745

Level 38.97

May 2006

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Nov 3, 2007, 06:33 AM
Local time: Nov 3, 2007, 12:33 PM
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#1 of 28
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Some bits of infos to the RAID thing:
Most of the cheap RAID controllers out there that you can afford are in-fact fake-RAID, meaning that they provide a RAID interface via their on-card BIOS but do no RAID acceleration at all. There are a few cards that accelerate XOR operations, but most of the time the CPU can do these calculations are LOT faster than the card, so it won't get you much performance improvement.
Real hardware RAID cards are expensive, I mean very expensive for the normal user.
So even if you buy one of these "normal" RAID controllers you get in fact a software RAID. Nearly everything is provided by the driver and your CPU.
This matrix thing Adol told about is again marketing tricking. The linux RAID architecture has this functionality since a long time. You can either create a RAID device from your complete harddisk device. Or you can partition your harddisk device and then create "virtual" RAID devices on each partition. So you see, there nothing new Intel provides here.
I don't recommend using fake-RAID on a windows setup. You're dependent on the RAID bios of the RAID controller, and also on the driver. I have heard from a lot of people that used such a setup and lost a lot of data, either because they updated BIOS or drivers or because they didn't (and a bug in the driver did the rest for them).
Jam it back in, in the dark.
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