Hitachi Global Storage engineering has declared the industry's highest capacity one-disk 7mm HDD. The new 5,400 RPM Travel star Z5K500 drive has just 500GB of space but its slim visibility makes it the most beneficial cost per gigabyte and gigabyte per cubic mm (GB/mm3) drive when equated to other SSDs and HDDs. Hitachi is also issuing the G-Technology G-DRIVE thin which, with the Travel star Z5K500 drive inside, arrives at it the thinnest 2.5-inch international 500GB HDD in the world.

The Travel star Z5K500 features an 8MB cache, a SATA 3Gbps user interface, and a physical sector size of 4,096 bytes. The drive has a ability consumption of 1.8W when reading or spelling, and just 0.55W when low ability or idle. It brings at 1.9 bels when idle and 2.1 bels when attempting (quieter than most ambient noise in a household).