HGST Travelstar 2.5-Inch 320GB 7200RPM SATA III 32MB Cache SATA 6Gbps Internal Bare or OEM Drives (HTS725032A7E630) used

• 320GB Capacity
• High 7200 RPM Performance
• 7mm HDD, Direct replacement for 9.5mm 2.5 inch drives
• First 6 Gb/s SATA interface on a mobile HDD
• Low power consumption

Travelstar Z7K500 is the second generation 7mm, 7200 RPM 2.5-inch hard drive
from HGST, leveraging Advanced Format, which increases the physical sector
size from 512 bytes to 4,096 (4K) bytes to improve drive capacities and error
correction capabilities. Travelstar Z7K500 is the first 2.5-inch HDD with a
6Gb/s SATA interface and 32MB of cache and delivers the highest 7200 RPM
performance in PCMark Vantage testing. The 500GB per platter, one-disk models
are designed as a direct replacement for standard 9.5mm HDs, for use in
notebook PCs, external storage and gaming consoles, as well as new, thinner
and more robust device designs. The Z7K500 carries the EcoTrac classification
due to its low-power consumption and halogen-free production. Travelstar
Z7K500 balances speed, power-efficiency and design flexibility to meet the
needs of mobile applications.