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02/09/2008, 2:30pm, EST

Saturday, February 9th

Safari to receive large speed boost in upcoming build

Apple's Safari web browser is about to get a large speed boost, if the current development version is giving an accurate depiction of what users can expect in the finished browser. Seth Weintraub, a writer for Computerworld's Apple blog, has been testing WebKit – Apple's developer version of the KHTML-based browser – and says that performance typically peaks at 2.5 times that of Safari, even in its currently unoptimized state.

Weintraub ran tests from Webkit.org, a site with many Javascript test pages, as well as doing a side-by-side comparison of overall download speeds. On the Sunspider test, he started Safari on the test, and about 20 seconds later, did the same for WebKit. Despite the early start in favour of Safari, WebKit was able to churn through the task and finish a minute earlier than the established browser.

The performance boost only comes at a cost of increased CPU usage, which Weintraub says is no more than one or two percent.


Filed under: Apple, software, networking
Other story tags: Safari, browser, performance, WebKit

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are these the nightlies?
0
02/09, 8:21pm, EST
or is there something besides those?

Fresh-Faced Recruit
Join Date:Oct 1999
Status:Offline
Is that methodology good?
0
02/09, 9:17pm, EST
If he's running both apps simultaneously and comparing performance, how sure are we that the OS multitasking is 100% even?

I'd rather see 3-5 (or 10) runs of each test, followed by an average with error bars.

That said, the daily builds are faster.
Fresh-Faced Recruit
Join Date:Mar 2002
Status:Offline
what's faster?
0
02/09, 10:53pm, EST
It sounds like the improvements are in javascript execution (probably due to enhancements made to get it to work at acceptable speeds on the iPhone and iPodTouch).

Is the rendering faster as well?
Fresh-Faced Recruit
Join Date:Aug 2001
Status:Offline
Great
0
02/10, 12:33am, EST
Sounds like there doing more optimizing for the Intel hard-wired technology.
Fresh-Faced Recruit
Join Date:Jan 2008
Status:Offline
all versions of safari?
0
02/10, 11:59am, EST
or just those who have the latest OS? I'm still on 10.4.11...
Forum Regular
Join Date:Sep 2006
Status:Offline
RE: all versions...?
0
02/10, 1:28pm, EST
Might be for 10.4.11 users as well, but knowing Apple's trend, might just be 10.5. Time will tell!
Dedicated MacNNer
Join Date:Aug 2007
Status:Offline
Stability Over Speed...
0
02/10, 5:20pm, EST
I would happily trade the speed increase for greater Safari stability... Ever since the release of Safari 3.0 I have been experiencing Safari crashes. I removed the plugins and haxies that played nicely with Safari 2 but not Safari 3 and yet the problem persists, albeit less frequently than before.
Mac Enthusiast
Join Date:Apr 2000
Status:Offline
Duh
0
02/11, 9:57am, EST
The performance boost only comes at a cost of increased CPU usage, which Weintraub says is no more than one or two percent. ----

Um, if I'm web browsing, why doesn't it just use ALL of my processor speed available? Seems odd to leave power on the table.
Fresh-Faced Recruit
Join Date:Jun 2007
Status:Offline
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