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This is generally the case with such a large hard drive, after all, China's technology is not yet at home. This is also related to the way the manufacturer calculates the space of the hard disk. The hardware manufacturer's calculation of the capacity of the hardware factory is calculated according to 1000MB for 1G, and if you calculate it for 500G, it should be 500*1000*1000*1000, which is the actual space of your hard disk.
And when converted to the capacity recognized by the PC, it becomes 500*1000*1000*1000 1024 1024 1024=476G, so the capacity of your disk is not so large! Today's hardware manufacturers calculate disk space according to the above method! It depends on how you like to partition it.,My personal 320G hard disk is divided into two areas.,One 40G is a system partition.,The others are made a partition.。
In fact, there is no partition in foreign countries, because the more partitions you have, the longer the system will take to read files, and the slower it will be. The normal ones in the country like to be divided into 4 districts. In addition, the more partitions you have, the more you lose, because each partition will have system files that occupy a certain amount of space.
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There is a difference between the capacity calculation method of the hard disk manufacturer and the capacity calculation method of the operating system The calculation method of the hard disk manufacturer is 1000m=1g, and the operating system is 1024=1g Generally speaking, the nominal capacity of the hard disk is larger than the capacity recognized by the operating system, but there are special cases, such as the current Western Digital 1000g green disk, and the capacity after advanced format is 1000g
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The difference between a 500G hard drive and a 1000G hard drive is that the capacity of 500G is twice as small as that of a 1000G hard drive.
The specific performance is as follows:
1. The capacity is different: 1m 1024kb, 1g, 1000g hard disk is twice as large as 500 hard disk g.
Now if you want a mechanical hard disk, it must be recommended to choose the most cost-effective one with a capacity of 1t, and the hard disk has nothing to do with the size of the hard disk capacity.
The capacity of 1000G is twice that of 500G, and the amount of data stored is also twice as large. If the brand and type are the same, it's just a difference in capacity.
2. Different categories: SSD is a hard disk made of solid-state electronic memory chip array, composed of a control unit and a storage unit. The read and write speed is fast, the computer boots up and is noiseless, and the weight of the solid state is also very light, only 20 30 grams.
But the capacity is small, expensive, and the life is short. The ** of a 500g HDD is almost equal to the price of 128g of Good.
Mechanical hard disks are also the ordinary hard disks that we usually refer to. At present, the vast majority of computers still use mechanical hard disks, such as 500G, 1T, and so on.
Advantages: large capacity, low price, long life. Cons: Runs too slowly.
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