Restore from Time Machine or fresh install?

Hey everyone,
I will be purchasing a 27" i7 within the next week or so, and was wondering if anyone had experience when restoring from a Time Machine backup versus reinstalling all of your apps. Is there any performance loss from restoring a backup?
I don't really need to restore from backup -- it would just be quicker to not have to reinstall all of my apps manually. But being that this is a new machine, and I want it to be as quick possible, I have this fear that the image of my old machine will somehow "bog down" this new machine.
Are my fears justified, or just crazy?
Thanks guys/gals!

You should only use the +restore complete startup volume from Time Machine+ method if you are restoring to the same Mac or to a Mac that is the same model.
You can use Migration Assistant and use the Time Machine backup as the data source. There is a screen where you can select what to migrate, and you can migrate applications. However, I recommend you only select Users and NOT select +Applications, Settings, and Other...+ Applications are best re-installed from their original source, making sure you have the latest version and weeding out (not installing) apps you no longer use.
Also, before you migrate in any data, I recommend you use your iMac +as is+ for a while. Setup Assistant will offer to migrate data. Decline doing so at that point. Set it up and run Software Update to install the recent updates from Apple, then run it until you are satisfied that it is 100% perfect. Then, if you want to use Migration Assistant, you can run it from Applications/Utilities/.

Similar Messages

  • Migrate, restore from Time Machine or fresh install

    Folks
    Getting an MBP today and migrating from MBA. Should I fresh install, use the migrate tool or restore from Time Machine?

    You are going to get several answers here depending on users' opinion and experiences. My own view, having done the Time Machine backup as demo in a class, is that, if you have the time and all the settings written down, the best way is to start from scratch. Indeed, the last two Macs I bought, I even installed the OS myself, despite them being out of the box.
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  • Restore from Time Machine & OS X install not working

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    Try that 3 times
    Reset PRAM
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    Hi, and welcome to the forums.
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    Exactly what is wrong with Software Update? What happens, or doesn't happen?

  • During upgrade to Lion on Macbook Pro the upgrade stops at OS utilites after rebooting asking to restore from time machine backup or install new copy

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  • Restore from time machine after clean install of Mavericks

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    Time Machine - Frequently Asked Questions 18. How can I copy my TM backups to a different location?
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  • Can't restore from Time Machine during SL install?

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    I would try again.
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  • Restoring from Time Machine after erase & install

    Hi, I have an iMac I rebuilt and when I plug in my Time Machine disk, all the UIDs are mixed up.
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  • How to restore from Time Machine WITHOUT install discs using a second Mac

    It's a question that is asked repeatedly all over the web by Mac users like me that bought in to Time Machine (TM) on the assumption that if their computer died one day it would be a piece of cake to restore from it, only for that day to come and then to be told "ahh, okay the first thing is to get your computers install discs..." (loud crashing sound of world falling around ears).
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    Ta daa! Your machine now starts up happy and smily again. Time to restore all that stuff that's been sat on your Time Machine drive...
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    *Start up your machine as normal and you'll see it is an exact clone of the donor machine. Weird huh?
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    *Migration Assistant will now ask you what you want to restore in stages, firstly User Accounts, then folders, Apps etc. It will even import internet settings
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    Also - for a Mac expert, the above will be up there with 'Spot Goes To The Farm' in terms of complexity. However, for the rest of us the above is only available in fragments all over the net. By far the most common response to 'how do I restore from Time Machine without install discs' is 'you can't'. If I'd found the above information in one place I could have saved a lot of hair pulling and swearing over the last couple of days, so forgive me for sharing this workaround with the rest of the world. Meanwhile your expertise will come in very handy for the inevitable questions that will get posted below, so please feel free to help those people that won't be sure if this solution is the right one for them. I'm no expert, I just want to help people that were stuck in the same situation (and looking at the web, there's a LOT of them).
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    Most maintenance and repair, restore and install procedures require the use
    of the correct OS X install DVD; be it an original machine-specific restore/install
    disc set or a later retail non-specific general install disc set.
    By having an unsupported system, perhaps installed via an illegal download or
    other file-sharing scheme, where no retail official discs are involved and the
    initial upgrade was done by other means outside of the License Agreements,
    you are asking us to discuss a matter of illegal installation and use of a product.
    There are no legal complete OS X system download upgrades online; only bits
    that are update segments to a retail or as-shipped machine's original OS X install.
    +{Or an installation where a previous owner had correct retail upgrade discs, &+
    +chose to not include them with the re-sale of the computer it was installed in.}+
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    Utility (download online; often a donation-ware product, runs free) you can
    make a bootable backup of everything in your computer to an external HDD.
    This is the way to make a complete backup to restore all functions to the computer.
    The Time Machine has some limits, in that it can restore only that which it saves.
    It does not make a bootable clone of your entire computer system with apps and
    your files, to an external drive device. A clone can. And some of the clone utility's
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    is attached to the computer correctly.
    Carbon Copy Cloner, from Bombich Software; and also SuperDuper, another of
    the most known software names you can download and use to clone boot-capable
    system backups of your computer's hard disk drive contents, are often cited.
    However you resolve the matter of the running OS X system in your computer,
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    computer's hard disk drive and run the computer from the other (install disc or
    system clone) while it is Unmounted; and use the correct Disk Utility version to
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    limited one. And file sharing of copied Mac OS X (and other) software is
    also considered illegal.
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    The other reply was not a personal attack; the matter is of legal status and as
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  • Install new hard drive, restore from Time Machine, File Vault Problems

    Hello all,
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  • Restoring from Time Machine AFTER install

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    Matt Clifton wrote:
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  • Had to install a new hard drive early 2008 iMac, now can't restore from Time Machine.

    Had to install a new hard drive in a early 2008 iMac, now can't restore from Time Machine. Backups show in Time Machine but  I can't select them.
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    <Edited by Host>

    Here are some notes on Time Machine problems.  
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    Message was edited by: donv (The Ghost)

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  • HT1338 Attempt to install Mountain Lion has highlighted need for internal disk repair. Even after "repair" ML still says disk is damaged. Attempt to restore from Time Machine back-up failed - cannot 'see' internal HD to restore to. Help!

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