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The structure of the mobile hard disk = notebook hard disk + hard disk enclosure;
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helped. First of all, the hard disks sold on the computer city and ** are basically parallel goods, note that parallel goods are not fakes, because the technology of hard disks is more difficult, and not every manufacturer can imitate them.
Secondly, for the current hard disk manufacturers, it is basically controlled by several major brands.
United States: Seagate, Maxtor (acquired by Seagate as a sub-brand), Western Digital.
Japan: Hitachi (formerly IBM), Fujitsu, Toshiba (almost none in Japan).
South Korea: Samsung.
The first to be eliminated is Samsung, because the computer city basically sells Samsung with only one plastic packaging, without carton packaging, which means that it is parallel imports, not regular domestic licensed goods at all, in case it is broken, there is no warranty. The presence or absence of carton packaging mentioned here is one of the easiest ways to identify authenticity. The hard drives I bought have regular licensed carton sealed packaging which is cracked, and I will tell the landlord to ** buy it later.
The second to be eliminated is Fujitsu and Li Jinshu Toshiba, although Fujitsu is the most energy-efficient, but it is very noisy. Toshiba's hard drives are basically only seen in the United States, and even if you want to buy them in China, you can't find them, and I don't know if I haven't been to Japan.
As a result, there are only four brands left: Seagate, Maxtor, Western Digital, and Hitachi.
There is basically no DIY mobile hard disk in the United States, and the original mobile hard disk is Western Digital.
First, Maxtor second.
However, according to China's national conditions, because Maxtor does not have an inch of notebook hard disk in China, all of them have excluded one brand, leaving only Seagate, Western Digital, and Hitachi.
Finally, I will help you analyze Seagate, Western Digital, and Hitachi in the simplest language.
Hitachi first: the absolute boss of notebook hard drives, look at the original hard disks of thinkpad notebooks, they are basically Hitachi, which proves the quality of Hitachi. At the same time, Hitachi is also the manufacturer with the most patents in the field of notebook hard drives.
Western Digital No. 2: Western Digital is very cost-effective, but it has never paid attention to the retail market before, resulting in a domestic name that is not well-known enough. In the field of mobile hard drives in the United States, Western Digital is definitely the first, and Maxtor is definitely the second.
Seagate acquired Maxtor because it couldn't compete with Western Digital in the United States in order to expand its market share.
Seagate third: Needless to say, Seagate's inch hard disk technology must be the best, but it is not as good as Hitachi in the field of inches. Hitachi is ahead of Seagate in seven of the 11 important metrics for notebook hard drives.
I almost forgot to tell you where to buy it, I recommend you to buy it online, but don't go **, because there are too many fakes. Go to "Jingdong**" or "Yixun**", these two names will be known by searching in google, I have bought a lot of things in these two houses, and the original ** licensed goods are guaranteed. Now in the "Yixun**" shopping over 100 also free shipping, a hard disk must be more than 100, not only free shipping, but also discounts, quite value-for-money.
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It is best to go to the computer city to buy a mobile hard disk**Although it is cheap, it is difficult to find a problem with the quality. Seagate, Hitachi's serial port hard drive, I think it's good, 500g plus a better hard disk enclosure is about 380 yuan (this is Zhujiang Road**).
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So far, 320g is the most suitable. You can buy a Yijie one, and I use this brand myself. After negotiating the price, when buying, try to unpack the latest packaging, and there should be no problem with anything else.
If you buy online, don't just look at the cheap, you should take a good look at the credit level of the store
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500g is generally about 400 yuan, the brand ** plus 100 to 150 yuan, the hard disk is divided into original and assembled, the original is the heart and the tray box in the field of production and debugging to enter the market, the brand is generally like this. The assembly is the heart of the notebook bought by some small factories or individual workshops, and then the tray box is bought and assembled. The original quality is guaranteed, but it is expensive and the assembly is cheap, but it is generally said that the panxin is guaranteed.
The market says that it is earthquake-resistant and the like, and generally only the original ones are made. Brands and the like generally are: Seagate, Western, Hitachi, Maxtor, domestic Lenovo is also good, I personally think that if you want to buy **, it is still Maxtor's, because this brand has fewer fakes, and there are too many other fakes, like Samsung, Apple and the like Don't sell hard disks in the mainland at all, buy hard disks and pay attention to after-sales service.
SSDs are more expensive.
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Apple, Samsung, Hitachi and other big brands have many fakes, don't be greedy for cheap. If you really want to be cheap, buy Western Digital WestJet.
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To customize the military storage disk hard drive, find the Guzhong SSD.
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Hitachi Global Storage Technologies was founded in 2003 as a result of the strategic integration of IBM and Hitachi's storage technology businesses. The storage business is one of Hitachi's five core businesses, and the introduction of advanced technology and strong capital are important factors for its business development and profit growth. The company aims to enable users to fully experience the digital lifestyle by providing high-capacity storage products for the office, on the go, and at home.
Hitachi Global Storage Technologies is focused on rapidly expanding the scope of hard disk drives beyond the boundaries of traditional computer applications to include consumer electronics and other emerging products.
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The company will inherit the world-renowned R&D know-how of IBM and Hitachi and build on its combined 80 years of hard drive expertise. With strong and focused R&D technology and investment in development, Hitachi Global Storage Technologies will inspire and lead the future of storage technology.
In the hard disk drive market, Hitachi Global Storage Technologies is committed to providing customers with a full range of customer-oriented and comprehensive services. Through a world-class operating model, pragmatic top-notch technical knowledge, and a well-established customer support service structure, the company's product and service quality has reached an impressive level.
On March 8, 2011, Western Digital announced the end of the era of the three-legged hard disk drive market by announcing the acquisition of Hitachi's hard disk drive business (completed in the third quarter) for a total cash value of approximately $4.3 billion. At present, Seagate's market value is about 100 million US dollars, and Western Digital was 100 million US dollars before the acquisition of Hitachi, and after the acquisition, it will far surpass Seagate to become the "first brother" among hard disk manufacturers.
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Longer than a laptop hard drive) [Common].
Hitachi acquired IBM's storage division and officially launched a new hard disk brand in January 2003, which is today's Hitachi hard drive. Hitachi mainly has the 180GXP series that follows the IBM hard disk number imitation and the newly launched 7K250 series. Both series use aluminum alloy discs, GMR heads and liquid bearing motors, the difference is that the 180GXP uses a single disc capacity of 60G, while the 7K250 series uses a single disc capacity of 80G platter.
In March 2011, Western Digital acquired Hitachi's hard disk drive business for $4.3 billion, which is expected to be completed in the third quarter of 2011.
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