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A laptop computer (also known as notebook computer) is a small mobile personal computer, usually weighing around from 1 to 3 kilograms (2 to 7 pounds). Laptops are capable of much of what their desktop counterparts can do. They have many of the same components, but they are miniaturized. Laptops usually have LCDs for their screens and smaller SODIMM (Small Outline DIMM) chips for their RAM. Hard drives are 2.5" and mostly smaller than in desktop computers. Graphics chips are integrated and sometimes completely uncapable in gaming. They often have a touchpad or a pointing stick, but an additional computer mouse or keyboard can be attached.

Laptops are good for students travelling, for doing jobs outside of workplace and so on. They replace full traditional computer. In most cheap they are 900 euro. Everyone has nowadays active matrix display, the screen size is 14.1" or bigger. They have PCMCIA expansion bays for expansion cards. IrDA uses infrared radiation for data tranfter. Hard disks are 2.5" compared to desktop computers which have 3.5". Display adapters and sound cars are integrated. The battery lasts about 2-5 h. Docking stations are used for expanding connectors and not having so much work in connecting something to machine. Weight is from hi-tech 1.5 kg to cheap notebooks 3 kg. Ergonomy is worse than desktop computers. Laptops are compatible for games, of having some reservations by their display adapter type.

Popular Laptops

• Acer - TravelMate and Aspire
• Alienware
• Apple Computer - iBook and PowerBook
• ASUS
• Clevo
• Compaq
• Dell Inspiron and Dell Latitude
• ECS
• Fujitsu - Lifebook
• Hewlett Packard - HP Pavilion and HP Omnibook
• IBM - ThinkPad
• NEC
• Sony VAIO
• Toshiba - Dynabook

See Also

• Desknote
• PDA
• Tablet PC
• Sub-notebook