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Thread: SSD Write Endurance 25nm Vs 34nm

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  1. #1
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    Stupid question perhaps but here goes anyway;

    Looking at the charts in post 1 can I assume that if a given 60Gig drive reaches MWI in xTB written then the `120Gig version of the same drive should hit MWI in 2xTB and the 240 in 4xTB etc?


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  2. #2
    SSDabuser
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    Quote Originally Posted by OldChap View Post
    Stupid question perhaps but here goes anyway;

    Looking at the charts in post 1 can I assume that if a given 60Gig drive reaches MWI in xTB written then the `120Gig version of the same drive should hit MWI in 2xTB and the 240 in 4xTB etc?
    This is mostly true for most drives. Most drives use average PE cycle count to determine MWI 1, meaning a drive with flash rated for 5K PE cycles will consume 1 percent of MWI every 50 PE cycles. The 64GB Turbo I ran used 1 PE cycle for every 56GB written, so for every 2800 GiB written in the test the drive would reduce MWI by 1.

    Some drives, like the M3P and the Octane, rely on reallocations to determine MWI, meaning MWI will never decrease until there is a block failure.

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