Mozilla concentrated on actual page load speed, and posted video demos of comparative page loading speed (Opens in a new window) with Chrome. Keep in mind that those are synthetic benchmarks that only test JavaScript and DOM manipulation. Firefox Quantum scored 151 on JetStream compared with 144 for Google Chrome. JetStream is one of the most thorough JavaScript benchmarks around, incorporating tests from Google's Octane and the WebKit Sunspider benchmark. On the Speedometer benchmark, the pre-Quantum Firefox release scored 45, compared with 70 for Firefox Quantum. To demonstrate the speedup, we ran the JetStream and Speedometer benchmarks (both available via (Opens in a new window)) on a Surface Book ($495.00 at Amazon) (Opens in a new window) with a Core i5 processor and 8GB of RAM. The new code is also 64-bit, Kaykas-Wolff says. The Firefox development team used the Rust programming language to build this new rendering engine, which incorporates code from the Servo project and can take advantage of parallel processing using today's multicore CPUs. "This is the guts that make the product fast." "We have put a ton of hard engineering work into rebuilding the core web rendering engine," Mozilla CMO Jascha Kaykas-Wolff tells PCMag. It's faster, cleaner looking, better with memory usage, and integrates the Pocket webpage-saving service. Today, the nonprofit launches a major update to its web browser called Firefox Quantum, aka version 57. Mozilla remains dedicated to creating an open-source web browser that not only benefits from a global community of volunteer coders, but leads in speed, standards support, usability, and memory savings. How to Set Up Two-Factor Authentication.
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