Gateway 60GB 7200-RPM Hard Disk Drive - 5502451

Component	Hard Drive
Manufacturer	Western Digital
Manufacturer Model	WD600BB
Formatted Capacity	60 022 MB
Interface	40-pin EIDE
Actuator Type	Rotary Voice Coil
Number of Disks	2
Data Surfaces	3
Number of Heads	3
Bytes per Sector	512
User Sector per Drive	117 231 408
Servo Type	Embedded
Recording Method EPR4	Rate 16/17 PRML
ECC	Reed Solomon
Head Park	Automatic
Average Seek (Read)	8.9 ms average
Average Seek (Write)	10.9 ms average
Track-to-Track Seek	2.0 ms average 5 ms maximum
Full-Stroke Seek	21 ms average
Index Pulse Period	8.3 ms (nominal)
Average Latency	4.2 ms (nominal)
Rotational Speed	7 200 RPM (nominal)
Data Transfer Rate (Buffer to Host)	100 MBps (Mode 5 Ultra ATA) 66.6 MBps (Mode 4 Ultra ATA) 33.3 MBps(Mode 2 Ultra ATA) 16.6 MBps (Mode 4 PIO) 16.6 MBps (Mode 2 multi-word DMA)
Transfer Rate (Buffer to Disk)	602 Mbps maximum
Interleave	1:1
Buffer Size	2 MB
Spindle Start Time From Power-on to Drive Ready	7.0 s average 9.0 s maximum
Spindle Start Time From Power-on to Rotational Speed	5.0 s average 7.0 s maximum
Spindle Stop Time	6.5 s average
Contact Start/Stop Cycles (CSS)	50 000 minimum