Hard Drive WD Gold 18TB:The WD Gold 18TB hard drive belongs among the high load internal HDDs for NAS and ordinary data centres. 3.5 HDDs are made chiefly for desktop computers and data centres. One of the most important characteristics is undoubtedly the rotational speed of the HDD. The 7200 RPM RPM provides better speeds when working with multimedia and data. The total capacity of the hard drive is 18000 GB. The drive has a 512 MB memory cache. All the data communication between the Western Digital hard drive and the PC or other devices takes place through the SATA III interface. WD Gold 18TB Hard Disk Key Features Read speed up to 269 MB/s and write speed up to 269 MB/s 512 MB memory cache Western Digital 3.5 drive for standard bays Typically, the power consumption of the hard drive is 6,5 W, while in stand-by mode it makes 5.6 W It communicates with a PC or other devices using the SATA III interface HDDs dont have much resistance against physical shocks, but they offer a great storage capacity/performance ratio RAID technology support enables improved data loss prevention Improved data recording thanks to Advanced Format technology Other Hard Drive Features Platter HDDs have a special construction. The enclosure conceals a mechanism that uses moving platters accompanied by hard disk heads that read and write the data. These mechanical parts are admittedly more sensitive to shocks, but on the upside, this design also delivers an excellent price/storage capacity ratio. The crucial parameter that affects the speed of a hard disk is the number of rotations per minute (RPM). With the WD Gold 18TB, you would get 7200 RPM revolutions per minute. This is ideal for demanding users, such as graphic or video editors - in short, people who work with large amounts of data. Data transmission and stability is also impacted by the disk buffer - the so-called cache. The Western Digital platter drive is equipped with a 512 MB cache that keeps the last written data for their prompt retrieval and reading. Connecting the Western Digital Hard Drive If you want to mount the WD Gold 18TB in your computer or other device, it must be equipped with a 3.5 slot. The communication between the HDD and PC takes place through the SATA III interface with a standard speed of 6 Gbit/s. The technology ranks among the most popular HDD data transfer solutions available and delivers a speed of 600 MB/s.