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    Pcie 4.0 NVME is here.

    Discussion in 'Hardware Components and Aftermarket Upgrades' started by Casowen, Jul 9, 2019.

  1. Casowen

    Casowen Notebook Evangelist

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    Anyone got one in their laptops? https://www.newegg.com/p/pl?N=100011693 601114478 601341428

    They get way hot and hence the over sized optane style heat sinks.

    Update: Well I over shot on the low 100s for q1t1 with these. There is a pcie model that technically achieves that if your interested, though not for laptop use.
    https://www.techspot.com/news/80286-gigabyte-pcie-40-based-aorus-aic-gen4-ssd.html

    So even if this is a laptop equivalent of PCIE 7.0, the limit of nand at low queue depth and thread usage is clearly showing, and optane is the one that excels in that as we all know. So another win for all the NVME hatting and Sata loving people out there. For what its worth, more and more programs are using higher threads for drive usage, so I dont particularly care.

    As I pointed out below, Ram caching is an easy way to raise that q1t1 that we love, and with ram being cheaper... probably much cheaper then optane.
     
    Last edited: Jul 11, 2019
  2. jaybee83

    jaybee83 Biotech-Doc

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    well, first of all i want to know how much ACTUAL performance these drives provide. bumping sequential speeds from 3.5 to 5 GB/s aint gonna convince me to jump onto the pcie 4.0 hype train. i want REAL performance bumps in terms of low QD 4K, random and read/write operations in parallel... then we can talk ;)

    also curious to see how the numbers compare when using those drives in a pcie 3.0 slot :p
     
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  3. Casowen

    Casowen Notebook Evangelist

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    A fast way to do that is to use a program called primocache. It takes a lot of RAM, or about 16 to 32GB minimal and it'll up your q1t 1 in the low 100s ranges when doing say a 20 or 30 GB long read test. At least that's what works for me. It's notably a little snappier though I can see why people often say going from nvme to SATA isn't that big of a difference. Current tests have shown that the q1t 1 Test will get about the low hundreds with these drives in pcie 4.0
     
  4. jaybee83

    jaybee83 Biotech-Doc

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    by "low hundreds" you literally mean several houndred MB/s? for both read and write 4K QD1 1T? that would be quite amazing, especially considering that not even Optane is capable of such. so im highly skeptical in this regard.

    also, that pretty much sounds like a RAM cache what youre describing :)
     
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  5. Casowen

    Casowen Notebook Evangelist

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    That was just in some of the test I saw for the aorus model. Like a lot of these testers, they tend to put things in a very Rosie lens as I'm sure you're probably well aware of. How many nvme test have you seen a q1t1 test at 80mbs only for user reviews to not get that? In all likelihood drive saturation and other factors where not involved.

    Ask for Primocache there is a 1-month free trial, so go try it out yourself.
     
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  6. iunlock

    iunlock 7980XE @ 5.4GHz

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    I agree, pcie 4.0 right now is like NVIDIA with their RTX IMO...at least for now. pcie 3.0 is plenty fast and even for the average gamer SATA is still more than adequate.

    For professional users that actually need the mega ton of speed, I get it .... more power to them and it's good that such fast speeds are available like with pcie 4.0 and optane, however, that doesn't make pcie 3.0 slow by any means... it's still plentiful for even the extreme professionals who actually utilize these monsters.

    The heat output of pcie 4.0 though... Ouch...

    I'd rather go full on RAID with 2x - 2TB Samsung 970 PRO's with the benefit of gaining a nice bump in 4K speeds + not having to worry about the added heat over running a pcie 4.0 heat generator for now...

    It's still nice to see the evolution of SSD's ... I'm actually looking forward to what Samsung's pcie 4.0 will bring to table as the ceiling of pcie 4.0 is 7.877 GB/s, so compared to what we're seeing with the early pcie 4.0 ssd's there's about ~2.0 GB more head room to explore, which if anyone Samsung will be the ones to showcase it.
     
    Last edited: Jul 14, 2019
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