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    Kingston SNV425S2 64GB slow burst rate?

    Discussion in 'Hardware Components and Aftermarket Upgrades' started by HRK, Oct 24, 2010.

  1. HRK

    HRK Notebook Consultant

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    I ran HD Tune for both Kingston SSD and WD Scorpio Black. The transfer rate of Kingston SSD seems to be fine, but the burst rate is very slow and even slower than that of WD Scorpio Black.

    [​IMG]

    [​IMG]

    I'm using Intel RST driver v10.1046 and Write-caching policy is like this.

    [​IMG]

    Do I need to be concerned about its slow burst rate?

    TIA
     
  2. sean473

    sean473 Notebook Prophet

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    HD tune is really not for SSd's... use Crystaldiskmark benchmark or something... but yeh , u shouldn't get that low burst rates...
     
  3. HRK

    HRK Notebook Consultant

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    Yep, I have used Crystaldiskmark and AS SSD before. This entry level Kingston V series SSDs are well known for slow 4k read and write.

    [​IMG]

    [​IMG]

    From my daily experiences, my laptop is definitely much snappier though. Applications open instantly and games load much quicker than before. And very fast antivirus scanning.

    The boot time is fast too.

    [​IMG]

    My reboot time.
    [​IMG]


    So, overall I'm pleased with this Kingston SSD. It just doesn't do well in benchmark programs. :p
     
  4. sean473

    sean473 Notebook Prophet

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  5. HRK

    HRK Notebook Consultant

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    Thanks for your great advice! :)
     
  6. Phil

    Phil Retired

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    If you want to run CDM again, you can do it at 3x 50 MB to reduce wear.
     
  7. HRK

    HRK Notebook Consultant

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    Thanks for the tip Phil! :)
     
  8. tilleroftheearth

    tilleroftheearth Wisdom listens quietly...

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    The burst rate is just reported inaccurately in HDTune v2.55.

    What I would be more concerned about is the way you have your Write Caching policies set. I would un-check the second box on that window. Even if the benchmarks show it is slower.

    In actual use, that second box slows down every system I've tried it on (over an extended, real world usage scenario).

    Cheers!
     
  9. Tsunade_Hime

    Tsunade_Hime such bacon. wow

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    Did you update your Chipset drivers? And did you optimize your SSD?
     
  10. tilleroftheearth

    tilleroftheearth Wisdom listens quietly...

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    He's running the latest IRST drivers.
     
  11. HRK

    HRK Notebook Consultant

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    Thanks very much! I was wondering about that setting. I just un-ticked and restarted my laptop. :)
     
  12. HRK

    HRK Notebook Consultant

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    Yep! I'll look into the JJB or Stanimax SSD tweak though.
     
  13. tilleroftheearth

    tilleroftheearth Wisdom listens quietly...

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    That's 'stamatisx' tweak. ;)
     
  14. HRK

    HRK Notebook Consultant

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    Oops! :p Thanks again! :)
     
  15. Phil

    Phil Retired

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    Keep in mind though that this is not something everyone agrees one.

    Better test and benchmark it for yourself.
     
  16. HRK

    HRK Notebook Consultant

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    Thanks. It seems to be working just fine.

    I guess Kingston's low 4K read and write benchmark scores are due to its Toshiba controller which is based off the JMicron JMF602 controller even though Kingston claims to have solved it with new and improved firmware.

    The controller in the SSDNow V Series upgrade bundle is from J-Micron, even though it says Toshiba on it. Kingston engineers have worked closely with their counterparts at both J-Micron and Toshiba over the past six months on this drive. The controller has gone through several firmware changes and more extensive testing. We have solved the lag and stuttering issues that occurred with earlier solid-state drives using this particular controller. Our tests show the V Series is stable and ready to bring to market. - Kingston PR

    Indeed, its performance has improved a bit since LegitReview.com tested their Kingston V series SSD about a year ago.

    LegitReview.com
    [​IMG]

    Mine
    [​IMG]
     
  17. HTWingNut

    HTWingNut Potato

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    Phil posted a link to an anandtech article comparing SSD's and for general purpose use, the value Kingston SSD's performed admirably (can't find it atm). I bought two of them, and other than their horrible power consumption, they are a great price for performance drive.

    Don't worry much about benchmarks. It will only drive you crazy. Good for doing an occasional check but if your system seems to respond well I wouldn't worry much about it.
     
  18. HRK

    HRK Notebook Consultant

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    Thanks! Actually, I'm pleased with it. It has been solid and stable. :)

    BTW, Newegg has shipped out my new replacement Vertex 2 this morning. Hope it works well this time. :rolleyes: :p
     
  19. HTWingNut

    HTWingNut Potato

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    I just shipped my Vertex 2 to OCZ this morning, it was past Newegg return. I expect to get one back in two weeks. :(