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Thread: SSD Write Endurance 25nm Vs 34nm

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    Dragging out the old Tesla coil this time I hope.

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    Quote Originally Posted by Hopalong X View Post
    Dragging out the old Tesla coil this time I hope.
    What? No, I was gonna use a Taser... why? Is that bad??


    @canthearu

    I've never ever heard of A-Ram (where are you located in the world?) I've heard of another Hong Kong brand, ASA (that uses SF). And the Chronos Deluxe 60 obviously used 32nm Toshiba, but didn't fare all that well either.
    Last edited by Christopher; 02-26-2012 at 03:49 PM.

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    Quote Originally Posted by Christopher View Post
    @canthearu

    I've never ever heard of A-Ram (where are you located in the world?) I've heard of another Hong Kong brand, ASA (that uses SF). And the Chronos Deluxe 60 obviously used 32nm Toshiba, but didn't fare all that well either.
    Australia. A-RAM isn't a big brand here either, but one of the online stores here had stock of the sandforce 1 drives and was a bit cheaper then the OCZ drive, so I went with it.

    The Chronos Deluxe 60 might not have faired that well at the end, but hell, it was quick getting there ..... much quicker then my Intel 520 is proving to be!
    Last edited by canthearu; 02-26-2012 at 04:21 PM.

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    Quote Originally Posted by canthearu View Post
    Australia. A-RAM isn't a big brand here either, but one of the online stores here had stock of the sandforce 1 drives and was a bit cheaper then the OCZ drive, so I went with it.

    The Chronos Deluxe 60 might not have faired that well at the end, but hell, it was quick getting there ..... much quicker then my Intel 520 is proving to be!
    Well that makes sense. The Samsung 830 64GB was ripping off 11,000GB a day for a while. It's on hiatus for a while, but it should have some good times still ahead.

    The Chronos Deluxe 60 is a beast, but suffers from the SF problem -- it's write speeds are nowhere near peak (for a couple reasons, but if you've ever seen a graph of SF writes you'll understand why). My CD60 was putting in 10,000GB a day host writes, but only 7300GB NAND writes. Hopefully I'll have some drives that beat the doors off it shortly. I got a new Vertex Turbo on the way (which won't be that fast), but who knows what surprises tomorrow may hold? I've been sitting on a few candidates for a while, but I can only run so many drives at once, and the Vertex Turbo and the MTRON (and the 64GB Samsung 830 eventually) are already gonna take up some spots in the endurance rig.
    Last edited by Christopher; 02-26-2012 at 05:01 PM.

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    Quote Originally Posted by Christopher View Post
    but suffers from the SF problem -- it's write speeds are nowhere near peak. My CD60 was putting in 10,000GB a day host writes, but only 7300GB NAND writes.
    To be fair, I think people get a bit too upset about compressible vs incompressible performance. All 60gig drives are designed fairly cheap, to use as few chips as possible without utterly crippling the controller, so you shouldn't be expecting 256gig drive performance out of a 64gig drive. It doesn't help that virtually drive makers post extremely over the top sequential write values in their specs ... For example, my torqx 64gig manual says 230meg per second sequential writes ... fat chance, it does 18meg or so a second sustained and that is it.

    It isn't really fair to criticise a sandforce drive for slow incompressible writes when it is paired with 64gig of Async NAND, As the Chronos Deluxe show, pair it up with some nice Toggle Mode NAND, and the sandforce controller can do incompressible about as well as any other drive.

    That isn't to say the sandforce drives can't go faster when doing incompressible data .... would be nice to see a bit of a boost in this area when the sandforce 3 comes out

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    Quote Originally Posted by canthearu View Post
    To be fair, I think people get a bit too upset about compressible vs incompressible performance. All 60gig drives are designed fairly cheap, to use as few chips as possible without utterly crippling the controller, so you shouldn't be expecting 256gig drive performance out of a 64gig drive. It doesn't help that virtually drive makers post extremely over the top sequential write values in their specs ... For example, my torqx 64gig manual says 230meg per second sequential writes ... fat chance, it does 18meg or so a second sustained and that is it.

    It isn't really fair to criticise a sandforce drive for slow incompressible writes when it is paired with 64gig of Async NAND, As the Chronos Deluxe show, pair it up with some nice Toggle Mode NAND, and the sandforce controller can do incompressible about as well as any other drive.

    That isn't to say the sandforce drives can't go faster when doing incompressible data .... would be nice to see a bit of a boost in this area when the sandforce 3 comes out
    I just mean for the purposes of this testing.

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    Quote Originally Posted by Christopher View Post
    I just mean for the purposes of this testing.
    Haha, I was just ranting in general!

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