ddr3 !!!

Discussion in 'CPU, Motherboards and Memory' started by razer, Jul 19, 2008.

  1. razer

    razer Geek Trainee

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    Hi Guys
    Yes i did read Stickys post about it but i am afraid it was totally lost on me sorry
    So my question is i would like to upgrade to ddr3 ram
    hopfully this is what i need ;

    Corsair Memory 4GB (2X2GB KIT) DDR3 1600MHZ 240PIN UNBUFFERED

    dabs.com - Corsair Memory 4GB (2X2GB KIT) DDR3 1600MHZ 240PIN UNBUFFERED (TW3X4G1600C9DHX)

    which is at a great price of £151
    Also there is :

    4GB Corsair Twin3X DDR3 PC3-12800 1600MHz

    4GB Corsair Twin3X DDR3 PC3-12800 1600MHz XMS3 DHX (7-7-7-20) Dual Channel kit

    at a much higher price of £330.88

    of course i know you get what you pay for and all that and the latter would proberly be the better pair to get as i supect it's all in the latencies,
    the cheaper one being 9-9-9-24 or double my money for 7-7-7-20
    however iv'e know idea what this would mean to my system.

    I will be going to a Vista x64 when i upgrade so what are the pros&cons of this decision ?

    Many Thanks
     
  2. thomas234

    thomas234 Big Geek

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    I don't know a great deal about memory myself, but I understand that your motherboard has to support DDR3 memory, you can't just add some to any motherboard.
     
  3. razer

    razer Geek Trainee

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    Yea mate my mobo can support ddr2&ddr3 just not at the same time bud
    i dont know if its really worth upgrading and whether i get any benefit from it.
     
  4. thomas234

    thomas234 Big Geek

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    Ok, I can't imagine the prices will stay so high for long, so I'd wait until they come down a bit.
     
  5. s2k

    s2k Geek Trainee

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    Haha, I'm still living in the past, i have a mobo that only supports ddr1, and since they don't make ddr1 anymore they are actually more expensive than if i were to buy ddr2 or ddr3.
     
  6. thomas234

    thomas234 Big Geek

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    You're living in the past??

    I've finally managed to convince my boss to upgrade his 80286 (12Mhz) processor computers and 486DX (66Mhz)! They worked fine, but we need to be able to rely on them, and considering their age, it would be hard to get spare parts if they did break.

    I've also swapped his serial network for wireless :D Much speedier, and more reliable.
     
  7. Big B

    Big B HWF Godfather

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    The first set has higher latencies than the second one. If you're overclocking this could be something to consider. If not, the cheaper stuff should be more than adequate.

    It's not that it's not being made, but that there's less demand for it. It's more expensive to make smaller batches of the stuff, therefore adding to the price.
     
  8. donkey42

    donkey42 plank

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    all SDRAM has 4 measurements of speed (all these values are accessible from the BIOS)


    • tCAS
    • tRCD RAS to CAS Delay: Row address to Column address Delay
    • tRP (RAS Precharge for Row Precharge time.)
    • tRAS

    Source
    please see Source page for a full explanation

    can i join you in the past ?[ot]pwease pwease pwease[/ot]
     
  9. IamOne

    IamOne Geek Trainee

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    There is really a few other different timings. CPC- tRC - tRRD - tRFC - tRW - tRTW - tRWT - tWTR - tREF - tWCL. Think there is a few more than that. Most bios just dont give you the option to change most.
     

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