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Buy notebook to see what configuration to buy computer must see nine buying skills!

4hw.org: Although smart phones have greatly reduced our practical frequency of computers, we still need computers to deal with some daily work problems. For many people who don't understand computers, they are at a loss to choose computers, don't know what configuration to look at, don't know which sex price ratio is the highest, and don't know which represents the performance of computers. Here's a summary of some pens to choose Remember the skills of this computer!

Buy notebook to see what configuration to buy computer must see nine buying skills!

1. CPU: all the operations of the computer are controlled by the CPU. The performance index of the CPU directly determines the performance index of the computer system. At present, the mainstream of the market is Pentium, core I3, i5 and so on.

2. Display screen: LCD is the most expensive part of notebook computer. The main size of the screen is 14.1 inches, and there are also 15 inches. If users often travel, it is recommended to choose some ultra-thin, ultra light notebooks, with the screen between 12 inches and 13 inches. If users are sitting in the office, they may choose to be larger, so it looks more comfortable.

3. Memory: it is used to temporarily store the operation data in the CPU and the data exchanged with the external memory such as the hard disk. All the programs in the computer run in the memory, so the performance of the memory has a great impact on the computer. At present, 2G / 4G and 8g memory are the mainstream on the market.

4. Hard disk capacity: as the data memory of the computer system, the capacity is the most important parameter of the hard disk, mainly considering the capacity and speed of the hard disk. The market mainstream is 500 and 1t capacity, 5400 speed and 7200 speed.

5. Optical disk drive: Currently, it is popular with DVD-RW (DVD recording). From the perspective of use and economy. Pay attention to the stability, sound, error correction ability and speed of the optical drive.

6. Battery and power adapter: choose lithium battery as much as possible. For power adapter, you should pay attention to that if the temperature is too high after long-term operation, it is abnormal.

7. Expansibility: the expansibility and upgradeability of the product shall be fully considered. The most frequently used USB interface, which has many better uses, can be easily connected to digital cameras, scanners, mice and other peripherals.

8. Whether the operating system is preinstalled: if the operating system is not preinstalled, it is the so-called "bare machine". This has a certain influence on the stability of the system.

9. Brand: the best way to buy a laptop is not to just ask for low price or high specification. Brand guarantee is meaningful when purchasing, because companies with good brand image usually have a large investment in technology and maintenance services, and reflect on the price of products. In addition, in the software and the overall application of collocation, documentation, accessories, etc. will also be more attentive.

In addition to asking about the price, you should also pay attention to the content of warranty and future upgrade services. In particular, in terms of warranty services, some companies provide one-year warranty services, while others provide three-year warranty services; some companies have quick repair centers, while others don't; and whether they charge different brands for repair and replacement parts during the warranty period.