ARM -- the company powering today's finest handsets -- has Quad-core versions are destined for entertainment systems, wireless infrastructure, as well as home and web servers (up to 2.5GHz). To make the A15 more appealing for server use, its addressing range has been bumped to 1TB from the A9's 4GB. Single and dual-core chips will be used in smartphones and other mobile devices, including netbooks and smartbooks, putting ARM in direct competition with Intel and AMD. All variants will be fully compatible with previous Cortex A-series applications.