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New bigadv project

Discussion in 'bit-tech Folding Team' started by phoenicis, 18 Jul 2010.

  1. phoenicis

    phoenicis Retired Chimp

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    First impressions of the new bigadv project 2685 are that it would seem to rock. Getting a tpf of 23.5 mins which gives a ppd of almost 54K on a 980X @ 4GHz. This is an improvement of 20K on 2684 and almost makes tolerable all the 6701/2s we're having to plough through.

    No HFM error = happy bunny :D
     
  2. Phalanx

    Phalanx Needs more dragons and stuff.

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    How does SMP work on a 12-thread CPU? Do you just run one program and it uses all 12 or do you have to split it into 3 programs?

    (Cries and wishes he has a 980X for folding)
     
  3. phoenicis

    phoenicis Retired Chimp

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    One instance can use all 12.

    The 980X is power efficient but hardly cost effective on purchase price. The purchases were the kind of rash thing I do before the Chimp Challenge each year :blush: Waiting and then using the money towards a dual Westmere rig would probably have been slightly more rational.

    Curious to see how project 2685 will do on somewhat more standard i7 rigs such as the 920.
     
  4. Phalanx

    Phalanx Needs more dragons and stuff.

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    What would you spend on a decent folding rig then mate? I'm in the market for another and wanted to build it with a decent folding setup in mind. Specs/Price would be nice to know from a veteran such as yourself :)
     
  5. phoenicis

    phoenicis Retired Chimp

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    Hard for me to say as I tend to spend more than average and I’ve not looked much at prices recently. Also, it’s hard to tell which way Stanford is going with the points system vis a vis GPU versus CPU.

    Guess if I was building a new rig now I might buy a standard i7 (eg 930) for SMP work and then populate the rig with as many GTX460s as could be afforded. As a slightly nutty alternative I might build a dual X5650 rig with a SR-2 and then overclock the nuts off it.

    Two thing I wouldn’t skimp on would be the case (eg Antec 902) or the PSU (eg Corsair HX or Enermax Revolution).

    Must dash off to work. Good luck with your decision mate.
     
  6. coolamasta

    coolamasta Folding@Home CC Captain 2010/11/12

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    WOW great project 2 of me i7's both @ 3.8ghz are doing these 2685's at the moment!

    i7 without GPU is getting 34 mins a frame and 30200 PPD :D
    i7 with 2 x GTX260's is getting 38 mins a frame and 25500 PPD :D

    Keep these coming please Standford!!
     
  7. Christopher N. Lew

    Christopher N. Lew Folding in memory of my father

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    Project 2685 (in Windows) TPF 18:00 min - 80000 PPD

    Dual X5650 rig at stock clocks

    Is the SR-2 available yet?
     
  8. Lizard

    Lizard @ Scan R&D

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    Still a few more weeks away I'm afraid.
     
  9. saspro

    saspro IT monkey

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    Are you guys running advmethods on your bigadv?
     
  10. phoenicis

    phoenicis Retired Chimp

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    I'm currently running with advmethods off. Switched back and forth to see if it made a difference when once again struggling to obtain a wu. Left it off as there appeared to be no impact.
     
  11. saspro

    saspro IT monkey

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    Cheers.

    Thought it was a leave off option but after rebuilding 2 rigs with Windows for bigadv I get 2 P2684's
     
  12. badsector

    badsector i7

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    I have a i7 @2.66MHz with 12Gb of RAM.
    I've added parameters of "-smp 8 -verbosity 9 -bigadv".
    Any chance I will get a bigadv, or do I need any extra parameters, or is my CPU too slow?
     
  13. DocJonz

    DocJonz Another CPC refugee .....

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    Certainly at 2.66MHz you've no chance :)D), and even at 2.66GHz on a 4 + 4 core i7 will not meet the deadline - you'd need to crank it up to about 3.6 - 3.8GHz AFAIK.
     
  14. oatey4519

    oatey4519 can't be arsed...

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    Just finished a 2584 - awaiting credit of 56k on that 16000+ ppd on that.
    Was a close thing as i was having 4Ghz issues on new board.
    Sorted now and sitting ok.

    2585
    No GPU 29137 ppd - credit 71798
    Oh yes.. now that is nice..
     
  15. oatey4519

    oatey4519 can't be arsed...

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    Bigadv Noob Question

    When do you normally get the Bigadv points/credit
    I've got 8955 showing up, but not 56k as stated in HF

    i would of thought i'd well done 10 smp's on passkey by now..

    thanks
     
  16. saspro

    saspro IT monkey

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    They should be credited like a normal update (look at my stats to see how they're credited).
    If you've got the 10 A2/A3 SMP's done & your passkey is correct there shouldn't be an issue.
     
  17. oatey4519

    oatey4519 can't be arsed...

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    Thanks for the come back.

    It shows up in HF like your HF online, but not EOC stats (even when updated eventually)

    is there a way to check out passkey & smps done with key?
     
  18. saspro

    saspro IT monkey

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    If you look at my EOC you'll see the points update as well.

    You could ask on the official folding forum & one of the mods there could check it.
     
  19. oatey4519

    oatey4519 can't be arsed...

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    Thanks Sapro will do..
     

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