So i currently have the Hitachi 160GB 7200 rpm drive in my 1520. I want to upgrade to the 320GB 5400 rpm drive. According to the data sheets, the 5200 rpm drive has a 2ms slower seek average seek time. Will I notice this? The 7200 rpm drive is 10ms and the 5400 is 12ms. Would this be noticeable? It's only 2ms, but it's a 17% difference. Also, the average seek time with my 7200 rpm drive (as stated by HDTune) is around 17ms. The data sheet says 10ms. Any ideas?
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don't pay attention to data sheets, in benchmarks 7200's normally have about 14ms and 5400's about 17ms. The 2-3ms difference will in most cases be negligible. The 320gb 5400rpm drive should have a higher platter density, meaning an equal read/write speed to the 200gb 7200rpm hd.
hope this helped! -
The_Observer 9262 is the best:)
You won't notice it.
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I know the I/O speed will be better, but I'm mainly in it for more space. If you don't think the access time will be noticable I'll do it. Also, is there a better way to copy my files over than by using DriveImageXML off a BartPE disk, sending that image to an external, installing the new HD, then restoring the image with the BartPE disk?
And thanks for the quick replies. -
what about the travel star 5k500?
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I don't need nearly that much space, nor do I want to pay that much. Thanks, though.
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Yeah no....
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No apparent difference can be noted between the two drives. The high data density of the 320gb drive makes up for the difference in rotation speeds. 2 ms will not be noticeable at all even when transfering lots of files.
K-TRON -
Thanks. Bought.
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lastrebelstanding Notebook Evangelist
The way I see it get the 5K320 because the difference in performance to the 7K200 is negligible and you have 120Gb more space.
If you really care for a noticeable performance boost you should wait for SSD prices to come done and until then go for the bigger 320GB drive. -
Wenn will be a 500G HDD available with 2 disk?
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Why 2 disks? isn't the 3 platter one 5400rpm a better choice?
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ehr.....I mean 2 platter....
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I don't see SSD prices coming down any time soon.
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And the 5K320 has a rebate that makes it $110 @ newegg (AND free shipping!). I might have to jump on one myself.
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we should make a sticky regarding these particular two HDDs. lol
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John Ratsey Moderately inquisitive Super Moderator
John
Hitachi TS 5k320 vs. 7k200
Discussion in 'Hardware Components and Aftermarket Upgrades' started by bossier330, Jun 7, 2008.