Tips for Choosing External Hard Drive

For most people who live with the computer may feel a part of her is on her beloved computer. Everything is stored on computer hard drives that munkin very, very limited capacity. The most likely option is to add hard drive on the CPU. However, what if the slot inside the CPU is already full? So the only option to buy external hard drive. How to choose the external hard drive? Well, here's tips: 



 1. Capacity (maximum file storage capacity)            
Portable hard drive storage capacity varies, starting from 40GB to 500GB. But now there had also been a portable hard drive reach its maximum capacity 1.5 TB (terabytes). If you have a lot of work with video and graphics files, we recommend choosing a portable hard drive with the largest capacity you can buy. In addition to the hard drive is intended as a supplement in desktop computers, most portable hard drive market is now precisely target users of notebooks and netbooks (mini notebook). Portable hard drive aimed at notebook / mini notebook comes in two sizes: 2.5 "and 1.8". But you also are not prohibited from selecting a size of 3.5 ", although this one is usually aimed at desktop PCs. Sure to bring comfort carried it will be different. In addition, the price of portable hard drive 1.8 "is definitely more expensive than 2.5", though both are exactly the same capacity.  
2. Speed ​​drive
Disk rotational speed is partly determined by the speed of data rate, and is expressed in rpm (rotation per minute). Generally, portable hard drive spinning at a speed of 5400rpm.  
 3. Large buffer or cache  
The amount represents the amount of memory buffer that is cached, or stored which can be handled by a drive while waiting for a request (request) the next of the system. The size of the buffer ranges from 2MB - 16MB. The larger the buffer, the more data can be stored and the faster delivery of data. However, the greater the buffer size dikemaskan a portable hard drive, the more expensive the price of portable hard drive. 
 4. Recovery Features  
Pick a portable hard drive comes with backup and recovery features. This feature is useful when your files were damaged or corruption of data due to loss of electrical intake suddenly, or even due to virus attack. Through recovery features, you will be able to recover data lost or damaged.  
5. Ability PnP (plug and play)  
Plug in the cord and a portable hard drive can be used directly without the need to install any drivers or software, so intent PnP. PnP capability especially necessary if you intend to use a portable hard drive on some computers - PCs in the office, netbooks outside the office, or notebook at home.