Latest Safari/Webkit Builds Boost Javascript Performance - MacRumors
Skip to Content

Latest Safari/Webkit Builds Boost Javascript Performance

by

With the introduction of Safari 3, Apple's web browser has seen a significant number of improvements and performance enhancements. The latest nightly webkit builds have again been shown to be significantly faster at Javascript execution than even the final Safari 3.0 release. For comparison, Javascript Speed Test 2007 benchmarks are provided (smaller number faster)

Safari 3.0.4: 445ms
Webkit r28233: 207ms
(Tested on Dual Xeon Mac Pro 2.6GHz)

Webkit is an open source project that serves as the basis for Apple's Safari browser. Webkit's nightly builds offer end-users access to the latest (potentially unstable) Webkit updates. A number of other browsers also use Webkit and will also benefit from these improvements.

Popular Stories

Four iPhone 18 Pro Colors Mock Feature

iPhone 18 Pro to Launch in September With These 10 New Features

Tuesday April 28, 2026 9:35 am PDT by
While the iPhone 18 Pro and iPhone 18 Pro Max are not launching until September, there are already plenty of rumors about the devices. It was initially reported that the iPhone 18 Pro models would have fully under-screen Face ID, with only a front camera visible in the top-left corner of the screen. However, the latest rumors indicate that only one Face ID component will be moved under the...
airpods pro 3 design

'AirPods Ultra' Rumored to Feature a Major Upgrade Over AirPods Pro

Thursday April 30, 2026 8:40 am PDT by
In a social media post this week, Bloomberg's Mark Gurman reiterated that Apple is planning to release new AirPods with cameras "for Siri." Last month, Gurman said these AirPods will likely be priced above the current AirPods Pro 3, which Apple sells for $249. As a result, he said Apple is likely considering using "AirPods Ultra" branding for the camera-equipped AirPods. "AirPods Ultra"...
iOS 27 on iPhone 17 1

iOS 27 Will Add These New Features to Your iPhone

Saturday May 2, 2026 8:43 am PDT by
Apple is expected to unveil iOS 27 during its WWDC 2026 keynote on June 8, and there are already many rumored features and changes for iPhones. The first developer beta of iOS 27 will likely be available immediately following the keynote, and a public beta typically follows in July. Following beta testing, the software update should be released to all users with a compatible iPhone in...