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Thread: you love iram (like me) ? you will be crazy with ACard

  1. #51
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    We've got SSD now, so you can have an uber fast storage device.
    Is 5% faster what you are calling "uber fast"? Flash drives are the "fad". Not ramdrives. Battery backed and possibly non-volatile backed ramdrives are the future. Flash drives are nice for cameras though. That's where they should remain.

  2. #52
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    SSD's right now are slow, good seek times but throughput is still something to be desired. A good ram drive will be considerably faster for quite some time yet.

  3. #53
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    if this thing is anything like the old Iram, I would definatly take this over ANY SSD I seen so far.

    SSD's always have jittery performance, while the IRam is just one straight line, never dips.

    a updated Iram like device that supports Sata2, DDR2, and 48-64 gigs of DDR2.
    hell yeah I want one.




    "The command and conquer model," said the EA CEO, "doesn't work. If you think you're going to buy a developer and put your name on the label... you're making a profound mistake."

  4. #54
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    The CF backup is freaking genius.
    Quote Originally Posted by alacheesu View Post
    If you were consistently able to put two pieces of lego together when you were a kid, you should have no trouble replacing the pump top.

  5. #55
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    Quote Originally Posted by Kunaak View Post
    if this thing is anything like the old Iram, I would definatly take this over ANY SSD I seen so far.

    SSD's always have jittery performance, while the IRam is just one straight line, never dips.

    a updated Iram like device that supports Sata2, DDR2, and 48-64 gigs of DDR2.
    hell yeah I want one.
    I agree... but with enough DIMM's to hold 32GB or more... with 2GB sticks. 4GB sticks are just too damm expensive for most of us.

  6. #56
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    pagefile FTW

  7. #57
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    Why does all these great ideas always have to cost a fortune!
    Damn it would be nice to have for "main stream" owners with 8*2GB, and then let the enthusiasts have the extreme RAID setups of them with 8*8GB sticks.
    Laptop: i5 3230 @ stock, 2x4GB RAM, 240GB SSD (Kingston SSD now), nVidia GT640M + Intel HD4000 GFX.

  8. #58
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    8GB sticks ain't worth it, for anyone, it's cheaper and better to get more of the drives
    P5E64_Evo/QX9650, 4x X25-E SSD - gimme speed..
    Quote Originally Posted by MR_SmartAss View Post
    Lately there has been a lot of BS(Dave_Graham where are you?)

  9. #59
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    looks cool, but i wouldnt be surprised if it was $1k+

  10. #60
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    This reminded me of this topic:

    http://www.engadget.com/2008/07/23/t...gly-fast-rams/


    So, who's going to be the first one to sell their house and buy one

  11. #61
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    Damn if that thing would be Windows compatible I am sure it would RUN CRYSIS!!!
    Before you complain about lag, think about Jesus. He lagged three days before respawning.

  12. #62
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    Quote Originally Posted by XS2K View Post
    Damn if that thing would be Windows compatible I am sure it would RUN CRYSIS!!!


    http://www.ocztechnology.com/product..._16gb_quad_kit


    with something like that, must be nice

    i asked the sales dept, available at the end of this month

    and no problem, like iram ... no drivers needed
    1. Bi-xeon 2* 3.8Ghz 2Mo FSB 800 dn800-sli 2* 6800 U 4* 1Go ddr2 ecc reg - 2 raptor 74 + 3* maxtor 250Go pcp 750w
    2. qx6850 + xfx nf780i + 4gb geil pc8500 - 8800gtx - pcp 1kw - 3 x i-ram raid0 12 gb - 6 raptor 150 + stacker 832 dell 24"
    3. k8qw + m4881+ 8 opty 875 + 7800gtx 512 + 8 gb ddr ecc + 2x1kw psu +
    4. bi opteron 2218 + tyan s2915 + 8gb ddr ecc + 5tb storage

  13. #63
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    Bigger drives perform worse just because they are bigger? Yes, I'm sure that it's a great metric for a company that has storage devices up to 16GB, but generally - it's useless.

  14. #64
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    HDDs are storage. Storage means there should be capacity to hold the stuff. No RAM-based drive can offer that.
    Quote Originally Posted by supremelaw.org
    So, we are tempted to compute 1TB / 150 MB/second = 6,667 seconds,
    (or 1 Million MB / 150 MB/second), correct?
    Last edited by largon; 08-11-2008 at 01:23 AM.
    You were not supposed to see this.

  15. #65
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    Quote Originally Posted by largon View Post
    HDDs are storage. Storage means there should be capacity to hold the stuff. No RAM-based drive can offer that.
    It's all about the speed, there is back-up for that.

  16. #66
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    fyi, it is not that expensive to fill up this box to its peak capacity with ddr2-800mhz ram assuming that is you can mix and match brands and different latencies.

    most ddr2 kits now a days are sold free after rebates.... ddr2 just isnt what it used cost....

  17. #67
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    Quote Originally Posted by hecktic View Post
    fyi, it is not that expensive to fill up this box to its peak capacity with ddr2-800mhz ram assuming that is you can mix and match brands and different latencies.

    most ddr2 kits now a days are sold free after rebates.... ddr2 just isnt what it used cost....
    have you looked up 4-8GB DDR2 Sticks which is what is what is required to achieve peak capacity?

  18. #68
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    Quintuple posting FTW.
    You were not supposed to see this.

  19. #69
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    Quote Originally Posted by largon View Post
    Quintuple posting FTW.
    ROFL

    Mr. SupremeLaw, I investigated using system ram as a ramdisk a while back, (SuperSpeed, Qsoft, Cenatek)

    The biggest drawback is enormous cpu usage ~40%-70% depending on setup and overclock

    Maybe Nehalem architecture will make it feasible?

  20. #70
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    You can measure CPU usage with the common throughput HD benchmarking programs, HDTune, HDTach - they give you CPU usage #'s. Of course this usage pattern is STR, not opening an application which takes a fraction of a second. But my point is regular HD and SSD's (both NAND and DRAM) don't act like this.

    Also open up task manager when your doing some tests - the CPU usage number is correct, not some artifact. You can verify these yourself by copying some big files, or lots of little ones...

    It might have to do with coding, but I can say with certainty the high CPU usage is common to all these kinds of system ramdisks (I tested Qsoft, Superspeed - which is Ramdisk plus that you speak of but I have version 8, not 9, Gavotte, Cenatek...). CPU usage goes down a bit with high overclocks, but not enough to make it worth while. I haven't tested it on a dual socket server mobo, but even a quad@3.6 has this high CPU usage...

  21. #71
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    higher cpu usage might be related to higher IOPs
    SQL with low IOPs disk = low cpu useage
    migrated to high IOPs SQL can see much higher CPU useage but much better performance
    Last edited by Levish; 08-13-2008 at 08:12 AM. Reason: clarification

  22. #72
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    Might it be much more simple than that?

    If you have a processor making a request for data from a hard drive, it has to sit around waiting for the disk to return the data before it can begin processing it. If you have that data in a RAM disk, then the results get returned almost immediately, and processing on the data block can begin immediately. So there is far less System Idle - of course the processor usage is going up because it's not sitting doing nothing just waiting for data to arrive! High processor usage means the thing is actually doing the work you paid for that expensive quad-core to do!

  23. #73
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    Acard don't support windows boot ...

    DAM !

    I was hoping to do a 128Go Ram disk for my system !!!
    And the whole of my data would be on my Terrabox ( A PC used as a nas and for Torrent downloading ) with my 4 To HDD. ( 2 for moment waiting for the 2 other ^^ )

  24. #74
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    you mean the super speed ram disk, right? (its software)

    the acard ramdisk is a physical piece of hardware that makes ram act like a hdd.

  25. #75
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    Quote Originally Posted by madcho View Post
    Acard don't support windows boot ...
    where have you seen that ?
    1. Bi-xeon 2* 3.8Ghz 2Mo FSB 800 dn800-sli 2* 6800 U 4* 1Go ddr2 ecc reg - 2 raptor 74 + 3* maxtor 250Go pcp 750w
    2. qx6850 + xfx nf780i + 4gb geil pc8500 - 8800gtx - pcp 1kw - 3 x i-ram raid0 12 gb - 6 raptor 150 + stacker 832 dell 24"
    3. k8qw + m4881+ 8 opty 875 + 7800gtx 512 + 8 gb ddr ecc + 2x1kw psu +
    4. bi opteron 2218 + tyan s2915 + 8gb ddr ecc + 5tb storage

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