Ultrabook
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Ultrabook is a class of premium consumer-grade notebook computers. The term was originated by and is trademarked by Intel, replacing the earlier Centrino mobile platform. Introduced in 2011, they were
Asus Zenbook UX21, an ultra thin laptop marketed as an Ultrabook
Three first-generation Ultrabooks on display in 2012. From left to right: Samsung Series 5 Notebook, Asus Zenbook UX21E, Toshiba Portégé Z830.
Lenovo ThinkPad X260, released in 2016, with Ultrabook branding
Notebook computer
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A notebook computer or notebook is, historically, a laptop whose length and width approximate that of letter paper.
Ultrabook
…Ultrabook is a class of premium consumer-grade notebook computers. The term was originated by and is trademarked by Intel, replacing the earlier Centrino mobile platform. Introduced in 2011, they were originally…
The NEC UltraLite defined the modern notebook on its release in 1988.
The Epson HX-20 from 1982 was the first portable computer to be called a "notebook".
The Sharp PC-4641, a laptop released in the same month as the UltraLite. Larger laptops continued to be marketed alongside notebooks for several years.
Toshiba's DynaBook J-3100SS was cited by the company as the "first notebook PC"