10K X 4 or 15K X2 raid 0?

For raid 0, 10K X 4 harddisks faster or 15K X 2 harddisks faster?

原帖由 冰之風 於 2009-8-30 23:31 發表
For raid 0, 10K X 4 harddisks faster or 15K X 2 harddisks faster?

HDD Model

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原帖由 HKMichaelKing 於 2009-8-31 00:02 發表

HDD Model

Oh!  I mean all are SAS.

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15K X 2 Access Time低d,用落會爽d

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原帖由 冰之風 於 2009-8-31 00:06 發表

Oh!  I mean all are SAS.

唔同 Model 唔同 速度

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原帖由 idolclub 於 2009-8-31 00:13 發表
15K X 2 Access Time低d,用落會爽d

Oh!  Thx!  

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原帖由 HKMichaelKing 於 2009-8-31 00:17 發表

唔同 Model 唔同 速度

I know that.  However, I just want to know the general case because I am thinking whether it is worth to change from 15k X 2 to 10K X4.

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