The same advice for the desktop PC are valid (see the tips for the processor, RAM, video card, the drive and disk drive), but other criteria are taken into account would a laptop that you will act as desktop or laptop to move? It was then that the parameters of weight and autonomy come into play:

Weight: The laptops weigh between 1 and 4 kg, if you plan to use your PC on the go, check its weight in tecnhiques characteristics and choose a model with a light screen 9 “, 12″, 14 ” or 15 “maximum.
Autonomy: The portable equipment, especially the processor and the battery, you will have autonomy ranging from 1:30 to 5 am, it will suffice for the doubling of having an extra battery. If your laptop is intended to remain at home, he can stay connected at all times thanks to its power adapter.

This is not to drown in a flood of technical terms that you do not understand anything. It is not necessary to buy a computer is too powerful and very expensive if you use it only for surfing and to the office. Here are some marks on the main components of the PC:

The processor Two major brands dominate the world of processors: AMD and Intel. AMD and Intel last generation are recommended for heavy applications such as image processing, video or games. For simple office and surfing, older processors offer slightly lower performance but at a more reasonable cost. Current processors have two or four cores or more (multi-core).

RAM, also known as “RAM” is also an important element for the speed of your computer. To install windows a minimum of 512 MB or 1 GB is recommended to maintain a certain comfort. Windows Vista, demanding applications and games demand rather 2 GB of RAM or more. Whether for a PC or laptop, you can add more RAM easily without the intervention of a technician.

The video adapter card market video or graphics card is constantly changing, only the players will be interested in a card latest they will certainly among the two leaders in the field: ATI and NVIDIA Note that some cards have a HDMI high definition output. On a desktop (fixed), it is very easy to change graphics card.
The recorder / CD / DVD burners DVD are now cheap and available on every PC already mounted. Make sure he can play and record DVD +-R, DVD +-RW (dual format) and DVD called “double layer” that can burn discs containing 9 GB of data (although the support himself The blank DVD dual-layer, is expensive). Increasingly, with the advent of high definition some computers equipped with Blu-Ray. More info on the various types of DVD / CD.

This is the hard disk so that you can store your data. Windows will not need more than 20 GO to work, the rest of the space used by followers of the download, store your digital photos and video etc … No need to take a hard disk disproportionate, even with 120 Go “only”, you’ll be hard to fill it under normal use. In addition, external hard drives make it possible to increase storage space without any knowledge (Plug and Play). It is recommended to protect his personal data and files regularly ..