Western Digital Caviar 250GB 7200RPM SATA 3Gbps 16MB Cache 3.5-inch Internal Hard Drive
Manufacturer Western Digital
Manufacturer Part # WD2500KS
Product Line Caviar
Product Series Blue
Performance
Product Type Internal Hard Drive
Form Factor 3.5-inch
Capacity 250 GB
Cache 16 MB
Spindle Speed 7200 RPM
Average Seek Time 8.9 ms
Drive Interface Type SATA 3.0 Gbps
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WD10EVDS . The SATA interface on this drive is usually used for consumer desktops, data backups, and other less demanding roles. This device’s storage capacity is 1TB (Terabytes). The spindle speed is 5400 RPM (Revolutions Per Minute). The size of the cache is 32MB (Megabytes). The form factor on this device is 3.5-inch.
WD10EARS . The SATA interface on this drive is usually used for consumer desktops, data backups, and other less demanding roles This device’s storage capacity is 1TB (Terabytes). The spindle speed is 5400 RPM (Revolutions Per Minute). It has a cache of size of 64MB (Megabytes). The 3.5-inch form factor fits inside a CF Type II slot.
The range of scores (95th – 5th percentile) for the WD Blue 2.5″ 320GB (2009) is 27.9%. This is a relatively narrow range which indicates that the WD Blue 2.5″ 320GB (2009) performs reasonably consistently under varying real world conditions.
With 2TB of storage, this WD Red WD20EFRX internal hard drive makes it easy to house your important files on your small NAS system. The Serial ATA interface lets you connect to your Windows or Mac desktop.
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