Western Digital Caviar Green 2TB 5400RPM SATA 3Gbps 32MB Cache 3.5-inch Internal Hard Drive
Manufacturer Western Digital
Manufacturer Part # WD20EADS
Product Line Caviar
Product Series Green
Performance
Product Type Internal Hard Drive
Form Factor 3.5-inch
Capacity 2 TB
Cache 32 MB
Spindle Speed 7200 RPM
Average Seek Time 8.5 ms
Drive Interface Type SATA 3.0 Gbps
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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.
WD1002FAEX . 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). 7200 RPM spindle speed. It has a cache of size of 64MB (Megabytes). The 3.5-inch form factor fits inside a CF Type II slot.
The Western Digital 500GB Scorpio Blue 2.5″ Internal Hard Drive is designed for use in portable computing solutions, and features a 3 Gbps SATA interface, 5400 RPM rotational speed, and 8 MB buffer size. It can transfer data at speeds up to 3 Gbps (buffer to host) and 136 MB/s (host to drive). In addition, the hard drive offers 5.5 ms average latency and 4 sec average ready time.
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.
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