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Apple's OS X 10.10 Yosemite: big UI overhaul, introduces "continuity," free release coming this fall

Apple kicked off its annual developer conference by unveiling the next major release of OS X, named Yosemite after California's Yosemite National Park. The OS X 10.10 update appears to bring more subtle refinements compared to previous years, but aside from a new paint job that’s cleaner and directly inspired by iOS' flatter UI, there were a couple of surprise new features that got big cheers from the crowd.

Mobile Messaging Feature-by-Feature: WhatsApp vs. Line vs. Viber vs. Telegram, and more

Messaging is not only among the top activities on smartphones (if not THE top activity), messaging apps are increasingly seen as social networks. After all people use them to send each other texts, videos, photos and other content either one-on-one or as a group. Sounds familiar, right?

Feature-by-feature rundown, PLUS a look at the top contenders' data policies

WhatsApp vs Line vs Viber vs Telegram

GPU Battle at $150: GeForce GTX 750 Ti vs. Radeon R7 265

Marking the introduction of its Maxwell architecture, Nvidia has targeted AMD's $150 Radeon R7 265 with the new GeForce GTX 750 Ti. With fewer cores being used to get more performance, Maxwell consumes less power and improves Kepler's performance per watt. Does that mean AMD's newly relaunched Radeon R7 265 could be in trouble considering it's essentially a slightly overclocked and steeply discounted HD 7850?

GeForce GTX 750 Ti vs. Radeon R7 265

Your Desktop Gone 4K: Dell UltraSharp 32 UP3214Q Review

Knowing the reputation (and price) the UltraSharp moniker commands, there would normally be little more to say than “immense IPS display”, “great image” but “prosumer price tag”. However, the UP3214Q’s defining feature isn’t its enormity, IPS panel, nor certainly the $3,500 sticker price. Rather, its most distinct feature is a glorious spread of 3840 x 2160 pixels which is, ironically, also the source of its biggest issues.

dell 4k monitor review