Gateway GM5052E Media Center Computer 200GB 7200-RPM Hard Drive - 105522

Feature	Description
Manufacturer	Western Digital
Model	WD2000BB-22GUCO
Performance
Rotational Speed	7200 RPM
Buffer	2 MB
Average Latency	4.2 ms
Contact Start/Stop Cycles	50 000 minimum
Seek Times
Average Read Seek	8.9 ms
Average Write Seek	10.9 ms
Track-to-track Seek	2.0 ms (average)
Full Stroke Read Seek	21 ms (average)
Transfer Rates
Data Transfer Rate (Maximum)	Buffer to Disk: 748 Mbits/s Buffer to Host: 150 MB/s Mode 5 Ultra ATA 100.0 MB/s Mode 4 Ultra ATA 66.6 MB/s Mode 2 Ultra ATA 33.3 MB/s Mode 4 PIO 16.6 MB/s Mode 2 multi-word DMA 16.6 MB/s
Recommended Configuration Parameters
Cylinders	16 383
Number of Heads (Logical)	16
Number of Heads (Physical)	6
Sectors Per Track	63
Physical Specifications
Formatted Capacity	200 049 MB (A megabyte (MB) is defined as 1 000 000 bytes and a gigabyte (GB) as 1 000 000 000 bytes)
Capacity	200 GB
Interface	EIDE
Actuator Type	Rotary Voice Coil
Number of Platters	3
Bytes Per Sector	512
User Sectors Per Drive	390 721 968
Servo Type	Embedded
Current Requirements
12 VDC	Read/Write: 530 mA Idle: 510 mA Standby: 30 mA Sleep: 30 mA
5 VDC	Read/Write: 450 mA Idle: 400 mA Standby: 150 mA Sleep: 120 mA
Power Dissipation	Read/Write: 8.6 Watts Idle: 8.10 Watts Standby: 1.10 Watts Sleep: 1.00 Watts
Environmental Specifications
Shock	Operating (2 ms): 65G Non-operating (2 ms): 300G
Acoustics (average)	Idle Mode: 26 dBA Seek Mode 0: 31 dBA Seek Mode 3: 27 dBA
Temperature	Operating: 40 to 131#176; F Non-operating: -40° to 65° F
Humidity	Operating: 5 to 95% RH non-condensing Non-operating: 5 to 95% RH non-condensing
Vibration	Operating: Linear: 20 to 300 Hz 0.75G (0 to peak) Random: 0.004 g2/Hz (10 to 300 Hz) Non-operating: Low Frequency: 5 to 20 Hz 0.195 inches (dbl amp) High Frequency: 20 to 500 Hz 4G (0 to peak)
Dimensions (H × L × W)	1.028 × 5.787 × 4.0 inches (26.1 × 147.0 × 101.6 mm)
Weight	1.32 pounds (0.60 kg)