Speeding Up a Slow Mac

Kevin writes:

I have a iBook G4 — 1.33 GHz — 512 MB RAM. It’s run­ning really slow. Do you have any “quick fixes”? I was look­ing on the inter­net and saw that “anacron” was sug­gested. Do you guys have any sug­ges­tions. I don’t really want to buy a new mac (yet) so any sug­ges­tions would be appre­ci­ated. thanks.

There’s two areas you can look at when try­ing to speed up a com­puter: hard­ware or soft­ware. If your Mac is run­ning Mac OS 10.4 (Tiger) or ear­lier, then some­thing like Anacron or Onyx (my per­sonal favorite) work really well for clean­ing up your machine. If your com­puter is run­ning Mac OS 10.5 or later, then you don’t really need these pro­grams (at least for the rea­sons that they’re usu­ally recommended).

As noted on the cur­rent ver­sion of Anacron:

Note: This ver­sion of Anacron will run on MacOS 10.5 (Leop­ard) but it is not needed, as the Leop­ard launchd will run skipped jobs when the machine is next awake.

On older (pre 10.5 / Leop­ard) Macs there was a set of util­i­ties designed to keep your Mac run­ning smoothly that would only run at a cer­tain time of day and if your Mac wasn’t awake/turned on at that time, then the util­ity wouldn’t run until the next time. For some folks, this might never hap­pen if there Mac wasn’t turned on/awake at the right time — which is where Anacron/Onx came in. They would allow you to auto­mat­i­cally run the util­i­ties or sched­ule them for a dif­fer­ent time so that your Mac would get, for lack of a bet­ter term, cleaned up.

Aside: How to tell what ver­sion of Mac OS you have — click the Apple icon in the top left cor­ner of your screen, choose About This Mac (that sounds famil­iar?). You’ll see a lit­tle screen pop up that looks some­thing like this:

About This Mac display

That tells me I’m run­ning Mac OS 10.5.6, cur­rently the lat­est version.

Let’s assume you have Mac OS 10.5.x Leop­ard on your Mac. Your next step would be to make sure it’s not just one or two pro­grams that seem to run slow, but rather, that every­thing seems slow. If you can nar­row it down to just one pro­gram, for exam­ple Microsoft Word, then you might want to check for updates to that pro­gram that may fix your prob­lem. If that doesn’t seem to be the issue, then you can look at hardware.

Upgrad­ing the mem­ory (or RAM) on your com­puter is prob­a­bly the sim­plest, and in the case of a note­book, almost your only option. The 512MB your iBook has cur­rently is the min­i­mum required amount of mem­ory for Leop­ard as detailed by Apple. (Tiger, Mac OS 10.4, min­i­mum required RAM was 256MB). Depend­ing on the exact iBook G4 model, you can most likely upgrade your iBook to 1.5GB of RAM by adding a 1GB stick of RAM to your iBook. Prices will vary, but should be around $60-$80 depend­ing on your loca­tion. Install prices will vary as well, but should be in the $30-$50 range. More RAM will help a lot with the “smooth­ness” of your Mac while hav­ing mul­ti­ple pro­grams run­ning and also helps with more sys­tem inten­sive appli­ca­tions (i.e. iMovie, etc).

Any other tips from the About­This­Mac community?

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4 Responses to Speeding Up a Slow Mac

  1. ScottTD January 12, 2009 at 8:18 pm #

    Depend­ing on how long you’ve used your com­puter, a fresh install or a good sys­tem man­age­ment util­ity that allows you to delete unused files such as local­iza­tions could be help­ful. Drive Genius 2 has some nice fea­tures (some of which might be part of the free trail). MacPi­lot is also a very com­pre­hen­sive app for tweak­ing your set­tings. I have a 1.5 (orig­i­nally a 1.33) Ghz power­book and I find it still works great, Just have to worry about get­ting the hard drive too full reduc­ing the vir­tual memory.

  2. iChris January 13, 2009 at 10:42 am #

    That’s one thing I didn’t touch on is hard drive space. If your hard drive is full (or quite full) then your machine can get slug­gish as the OS (oper­at­ing sys­tem) has less space to work with. Clear­ing out old videos/photos you don’t need, music you don’t lis­ten to, etc or mov­ing them to an exter­nal hard drive are options to clear up some space.

  3. caro February 7, 2009 at 1:23 pm #

    Can you tell me where one would go to buy mem­ory or back up hard dri­ves for a mac in Saska­toon other than the cam­pus store?

  4. iChris February 9, 2009 at 10:04 am #

    @caro: Backup hard dri­ves can be found at just about any elec­tron­ics store (i.e. Future Shop, Sta­ples, Lon­don Drugs, etc). Just make sure Macs are sup­ported by the brand of hard drive you’re look­ing at.

    The mem­ory part you’ll have to be a bit more care­ful about to make sure they actu­ally sup­port installing in Macs. Neural Net in Mar­ket Mall will def­i­nitely do it as they only service/sell Macs.

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