Western Digital RAPTOR 150GB (ADFD) SATA

Some hard drive companies design desktop-class drives with the SATA interface. To meet the demands of enterprise storage, WD is going one better. WD is the only company combining a 10,000 RPM enterprise-class mechanical platform with the SATA interface to meet all the demands of the enterprise environment�reliability, performance, and reduced cost.

Performance Specifications

• Rotational Speed 10,000 RPM (nominal)
• Buffer Size 16 MB
• Average Latency 2.99 ms (nominal)
• Start/Stop Cycles 20,000 minimum
• Seek Times
• Read Seek Time 4.6 ms
• Write Seek Time 5.2 ms (average)
• Track-To-Track Seek Time 0.4 ms (average)
• Full Stroke Seek 10.2 ms (average)
• Transfer Rates
• Buffer To Host (Serial ATA) 1.5 Gb/s (Max)
• Transfer Rate (Buffer To Disk) 84 MB/s (Sustained)

Physical Specifications

• Formatted Capacity 150,039 MB
• Capacity 150 GB
• Interface SATA 1.5 Gb/s
• User Sectors Per Drive 293,046,768