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AGP PRO and RAID functions?

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Shohan

Technical User
Oct 5, 2001
87
US
How important are they in a choice for a motherboard?
 
If you have to ask, they are probably not too important as far as you are concerned.

AGP Pro slots are for graphics cards that require a higher wattage than standard AGP can provide. Standard AGP cards will work in an AGP Pro slot but AGP Pro cards will not fit into a standard AGP slot. The AGP Pro slot is longer.
For more information on AGP see:


RAID or Redundant Array of Inexpensive/Independent Disks is a system devised to provide drive fault tolerance or read/write speed in the case of RAID 0.
IDE RAID is relatively new. RAID has been used on the SCSI interface for a long time.

RAID level 0 is not "true" RAID because it doesn't provide any fault tolerance. In other words, if one disk fails all data is lost.
RAID 0 works by "striping" data across two or more disks. The disks, in effect, work as one large hard drive with the advantage of improved read/write speed because the data can be read or written on different IDE channels at the same time.

RAID level 1 works by copying ("mirroring") the exact same data to two different disks ("mirrored pair"). If one disk fails the other disk takes over and no data is lost, unless both disks fail.
The system can be restored by replacing the defective disk and copying the data from the good disk to the replacement disk.

RAID level 0+1, in effect, combines the advantages of RAID 0 and RAID 1. The disadvantage is that it requires four disks to implement it.

For more information on RAID see:


For information about the other RAID levels (0-7, 10, 53, 0+1) see:


Hope this answers your question. Good luck.

John
 
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