Epsom and IBM introduced the first laptop in 1983. At present the market is flooded with many brands that offer laptops with excellent features and competitive prices.The introduction of Windows 95, which is compatible with notebooks, completely revolutionized the world of laptops, which could now tough Competition to personal computers. Notebooks now consumes less energy and can store large amounts data.Notebooks can be classified into three categories based on their weight, thickness and size. Mainstream laptops weigh between 5 and 7 pounds (2.3-3.2kg) with a screen size of 14.1 or 15.4 inches diagonally.
Desktop replacement are large, bulky notebooks weighing around 5-7 pounds and more than 1.5 `` thick, with relatively low battery capacity, but powerful components and screen size as large as 17 -- 20 inches (13 `` `` x11) diagonally. Thin and light notebooks weigh between 5-7 pounds and 1 - 1.4 thick with a `` screen size 11-14 `` x 11 `` while subnotebooks Ultra Portable weighs less than 4 pounds and are less than 1, 3 thick with a `` screen size `` 11 `` x10. Thin and light notebook computers might not have drives.Notebook perform as a processor desktop processors. Notebook processors have a direct impact on battery life and performance of the team.
The size of the RAM varies with different notebooks. Optical drives are vital in the case of laptops. The performance of PC games and 3D graphics will be determined by the graphics processor for portable computers come with four cells, 6 cells, 8 cells and batteries.Normal battery life is 2 to 3 hours. In general, the larger the laptop, the lower battery life.
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