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2TB USB 2.0 external HDD 144euro Delievered

Comments

  • Banned (with Prison Access) Posts: 32,865 ✭✭✭✭MagicMarker


    Good price, Pixmania though? No thanks!


  • Closed Accounts Posts: 6,706 ✭✭✭Voodu Child


    Just FYI, thats a 2x1TB drive. By having two drives, there's obviously an increased chance of one of the drives failing.

    Personally i'd spend the extra few quid and get a single-drive 2TB external HDD. Amazon have a 2TB Western Digital for about £140.


  • Registered Users, Registered Users 2 Posts: 350 ✭✭HappyHarry


    By having two drives, there's obviously an increased chance of one of the drives failing.

    The probability of a single drive failing is the same no matter how many drives you have (assuming same reliability across all drives). However the probability of loosing all 2tb of your data is lower with two drives - obviously.

    Performance may be higher with 2 drives but energy consumption will probably be higher.


  • Closed Accounts Posts: 4,056 ✭✭✭Tragedy


    HappyHarry wrote: »
    The probability of a single drive failing is the same no matter how many drives you have (assuming same reliability across all drives). However the probability of loosing all 2tb of your data is lower with two drives - obviously.

    Performance may be higher with 2 drives but energy consumption will probably be higher.
    If there's a 1% chance of a drive failing, having two means the probability of a drive failing is double, no?

    Anyway, I'd be wary of:

    Weight
    Heat
    Noise
    Performance


  • Registered Users, Registered Users 2 Posts: 133 ✭✭bob123456


    Tragedy wrote: »
    If there's a 1% chance of a drive failing, having two means the probability of a drive failing is double, no?

    Anyway, I'd be wary of:

    Weight
    Heat
    Noise
    Performance

    That is correct.


    And if you have 100 drives there is a 100% chance a drive will fail.


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  • Registered Users, Registered Users 2 Posts: 1,312 ✭✭✭SLIM19198


    bob123456 wrote: »
    That is correct.


    And if you have 100 drives there is a 100% chance a drive will fail.

    There is always 100% chance of ALL drives failing, just how long before they fail is what the odds are on ;-)


  • Registered Users, Registered Users 2 Posts: 3,772 ✭✭✭jameshayes


    Pixmania. Non, merci.


  • Registered Users, Registered Users 2 Posts: 6,710 ✭✭✭Monotype


    If the data is striped across both drives where each file is spread across two drives (RAID-0), then the probability of losing all you data is doubled, since a remaining working drive has only essentially half of each file on it.

    If they are used as two separate drives, the probability of losing some data is doubled - i.e., the same would happen if you bought two separate drives.


  • Registered Users, Registered Users 2 Posts: 9,014 ✭✭✭Soarer


    Welcome to the drive failing odds thread! ;)


  • Registered Users, Registered Users 2 Posts: 1,772 ✭✭✭bazwaldo


    And back on track......

    The Samsung 1.5TB on amazon works out about €100 delivered. Better value and more reliable. http://www.amazon.co.uk/Samsung-Story-Station-1-5TB-External/dp/B002C3S6V8/ref=sr_1_1?ie=UTF8&s=electronics&qid=1261391180&sr=8-1


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  • Closed Accounts Posts: 6,706 ✭✭✭Voodu Child


    Yep, 1.5TB is about the sweet spot in value at the moment.

    But if 2TB was essential, i'd be going for the aforementioned WD 2TB on Amazon. £140 (free shipping). ~€160

    Link


  • Registered Users, Registered Users 2 Posts: 107 ✭✭darraghn


    jameshayes wrote: »
    Pixmania. Non, merci.
    +1


  • Registered Users, Registered Users 2 Posts: 1,505 ✭✭✭nevaeh-2die-4


    whats the best price on a passport hard drive??

    ta


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