Comparison of storage knowledge study notes mechanical hard drives and solid state drives

Comparison of mechanical hard drives and solid state drives:

(1) Performance advantages : The performance of solid-state hard drives is higher than that of mechanical hard drives, and the response time is shorter. Traditional mechanical hard disks waste a lot of time in seeks and mechanical delays, and data is severely restricted in terms of reading and writing and transmission efficiency.

(2) Energy consumption advantage: SSDs consume less energy consumption than solid-state hard drives, which can be visually observed through thermal imaging in general. Among them, the solid-state hard disk can be completely powered off when it is in standby. In order to ensure fast wake-up, mechanical hard drives must be powered on.

(3) Advantages of environmental adaptation; solid state drives have strong environmental adaptability. Because the solid state drive does not contain a high-speed spinning disk structure. In impact test and high and low temperature tests, solid state drives are still superior to solid state drives.

(4) In terms of life: mechanical hard drives have a longer lifespan than solid state drives. The storage medium of solid-state hard drives is flash memory particles, and flash memory is a voltage-controlled device. The mechanical hard disk realizes data recording by applying magnetic media, and has a high read and write repetition rate.

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Origin blog.csdn.net/qq_43575090/article/details/106972066