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And which is faster?

(450GB)x2 SAS configured for RAID 1 (mirroring) with 15k RPM, 16MB cache http://www.newegg.com/Product/Product.aspx?Item=N82E16822148559

or

(300GB)x3 SATA configured for RAID 5 (striping with parity) with 10k RPM, 16MB cache http://www.newegg.com/Product/Product.aspx?Item=N82E16822136802

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1 Answer 1

up vote 3 down vote accepted

The question is a bit too simplistic. The answer depends on the mix of reads and writes and other factors.

I would be disappointed if 15k RAID-1 SAS didn't outperform 10k RAID-5 SATA. Your Mileage May Vary.

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