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galaga Interesting. Doing so used to be a good idea, but not so much anymore.
New MacBooks Take Big Performance Hit With Battery Removed
Wired: Gadget Lab —
Apple's new MacBooks are mighty speedy, but they suffer from a huge performance drop if you remove the battery and use the AC adapter as the sole source of power.
Gearlog's Zach Honig discovered that the MacBook sees a 37-percent drop in speed when running without a battery.
Honig benchmarked a 2.53 GHz MacBook Pro using a multiprocessor test called Cinebench R10. With the battery present, the MacBook Pro turned in a score of 5,549. Without the battery, it scored 3,504.
While this may appear to be a minor issue -- since most ...
Run your MacBook without a battery and throttle the performance
jkOnTheRun —
... I am still trying to get my head around this article on Gearlog that points out that Apple notebooks throttle the CPU performance if you run them plugged in without a battery installed. They discovered this "feature" by accident while performing benchmarks with different types of RAM. They kept seeing different results and then figured out that the benchmarks run on the MacBook Pro while plugged in but without the battery installed consistently clocked in with 37% lower performance. ...
MacBooks get performance slump when battery is removed
SlashGear —
... Now this is just plain strange. Apparently the latest Apple MacBook line is showing off some seriously unusual behavior. In fact, the entire system gets bogged down when the battery is removed. How’s that for strange? ...
MacBook and MacBookPro suffer performance anxiety once the battery is removed
Engadget —
... Are you one of those thrifty-types who's always looking for an angle, always trying to stretch every last penny? You know who we're talking about: Montel Williams bases whole episodes around you, the kind of person who reuses tea bags and separates sheets of triple-ply ...
MacBook and MacBook Pro Take a Performance Dive While On AC Power Alone [Apple]
Gizmodo —
... a battery-less Pro a score of only 3,504, while with the battery it scored 5,549. They contacted Apple to find out what's going on, and Apple admitted that the performance difference is intentional, explaining that it "prevents the computer from shutting down if it demands more power than the A/C adapter alone can provide." Sounds a little fishy to me, but it doesn't really matter: Apple took a lot of care with that battery, and if you know what's good for you, you'll leave it be. [Gearlog] ...
MacBook slows down when you run without battery, rioting ensues
9 to 5 Mac - Apple Intelligence —
... We're not sure exactly why this matters. We guess in two-three years when your battery is pretty much dead, this could be a concern...but apparently, running your MacBook/Pro without the battery will cause it to run one third slower. Who knew? Who cares? Why are you running your Macbook/Pro without the battery in it? Is this a common occurrence out there that we don't know about? ...
MacBook performance drops 37 percent without battery installed
CrunchGear —
... Don’t bother using your MacBook or MacBook Pro without the battery installed unless you’re cool with a huge performance decrease. Gearlog notes that, in the process of doing the thankless task of RAM benchmarks, the MacBook’s performance, as rated using Cinebench, dropped some 37 percent without an installed battery. That is, when plugged into a power outlet without the battery installed—some people do this to extend the life of their battery, having it installed only when necessary—the MacBook suffers quite a bit. ...
MacBooks take performance nosedive on AC power alone
The Unofficial Apple Weblog (TUAW) —
... Here's a curious thing. Gearlog is reporting that in testing a MacBook Pro, they found substantially lower performance while running on AC power alone, with the battery removed. Apparently, Apple doesn't hide this quirk; there's a ...
New MacBook and MacBook Pro Suffer When Working on AC Only
Mobile Whack —
... only will not suffice to get the job done properly. So instead of trying to preserve your battery’s life by removing it from the laptop simply leave it be. You’re going to get a new laptop in the future anyways. Here are some facts: processor performance is 37% lower on a MacBook Pro on AC only. And Apple confirms all of that and it seems it’s intentioanl. That way the computer won’t shout down if it demands more power than what the AC adapter can provide. via Gearlog Tags: Apple , battery , Laptops , MacBook , Mobile ...
New MacBook Pro performance degrades with the battery removed
The Apple Core —
... Macbook Gearlog has discovered a weird issue with the latest generation (Late 2008) MacBook Pros – they run like dogs when the battery is removed. To the tune of a 37-percent drop in speed without the battery. Zach Honig benchmarked a 2.53GHz MacBook Pro with Maxon’s ...
The new portables run slower without batteries
HardMac.com —
... GearLog tells us that it is also the case for the " unibody" machines. Thus, a 2,53 GHz MacBook Pro is 37% less powerful if it runs without a battery installed, only connected to the power adaptor. ...
New Macbooks performance suffers with only AC Power
Apple Gazette —
... Gearlog reported this weekend that while they were testing a Macbook Pro they found that the machines performance took a nose dive while it was running on only AC power, with the battery completely removed. ...
Examining the Battery/AC Performance Gap on MacBooks and MacBook Pros [TheAppleBlog]
GigaOM Network —
... all feature articles that reference the problem as affecting new model MacBooks and MacBook Pros, which is true, but only tells half the story. In fact, the issue is not limited to the aluminum and glass model machines. Gearlog, who ran the tests, doesn’t mention any limit to the models affected, and the ...
‘Macsimum Recommended Reading’ for Nov. 24
Macsimum News —
... Apple Notebooks Take Huge Performance Hit without Battery: Ever run your MacBook or MacBook Pro without the battery installed? Most people don’t, but some notebook users pop them out when their systems are running on AC with hopes of extending the life of their battery by a few months.”—Gearlog ...
Examining the Battery/AC Performance Gap on MacBooks and MacBook Pros [TheAppleBlog]
GigaOM Network —
... all feature articles that reference the problem as affecting new model MacBooks and MacBook Pros, which is true, but only tells half the story. In fact, the issue is not limited to the aluminum and glass model machines. Gearlog, who ran the tests, doesn’t mention any limit to the models affected, and the ...
ExtraBITS for 01-Dec-08
TidBITS: Mac News for the Rest of Us —
... Don't Run a MacBook or MacBook Pro Without a Battery -- If you were considering running your MacBook or MacBook Pro without a battery, think again. Aside from the obvious problem of causing a power interruption by bumping the easily dislodged MagSafe connector, Gearlog reports that running without a battery significantly hurts performance. ...
