Gateway 40GB 7200 RPM Serial ATA Hard Drive With 2MB Cache - 5503328

Feature	Description
Physical
Formatted Capacity	40 020 MB (A megabyte (MB) is defined as 1 000 000 bytes and a gigabyte (GB) as 1 000 000 000 bytes)
Used Sectors Per Drive	78 165 360
Interface	1.5 Gb/s Serial ATA 1.0
Bytes Per Sector	512
Dedicated Landing Zone	Yes
Actuator Latch/Auto Park	Yes
Dimensions (H × L × W)	1.028 × 5.787 × 4.0 inches (25.4 × 147.0 × 101.6 mm)
Weight	1.32 lb. (0.60 kg) ± 10%
Performance
Data Transfer Rate (Maximum)	Buffer to Host: 150 MB/s max Buffer to Disk: 748 Mbits/s max
Average Read Seek	8.9 ms
Track-to-track Seek	2.0 ms (average)
Full Stroke Read Seek	21 ms (average)
Average Latency	4.2 ms
Rotational Speed	7200 RPM
Read Cache	Adaptive
Write Cache	Yes
Buffer	2 MB
Drive Ready Time	9.0 sec average
Start/Stop Cycles	50 000 min
Error Rate (non-recoverable)	<1 in 1014 bits read
LBA support	Yes
Environmental Specifications
Shock	Operating (2 ms): 30G (write) 65G (read) Non-operating (2 ms): 300G (2-platter) 250G (3-platter) Half sine wave measured in 2 ms duration measured without isolation.
Vibration	Operating: Random: 0.004 g2/Hz (10 to 300 Hz) Linear: 20-300 Hz 0.75G (0 to peak) Non-operating: Linear: 5-20 Hz 0.195 inches (dbl amp) 20-500 Hz 4G (0 to peak)
Temperature	Operating: 5° C to 55° C Non-operating: -40° C to 65° C
Thermal Gradient	Operating: 20° C/hour (maximum) Non-operating: 30° C/hour (maximum)
Humidity	Operating: 5-95% RH non-condensing Non-operating: 5-95% RH non-condensing
Acoustics (average)	2-platter Idle Mode: 33 dBA average Seek Mode 0: 35 dBA Seek Mode 3: 34 dBA 3-platter Idle Mode: 34 dBA Seek Mode 0: 36dBA Seek Mode 3: 35dBA
Power Requirements (20% duty cycle)
Mode 12 V (± 10% ) 5 V (± 5% ) Power Read/Write 530 mA 850 mA 16.6 W Idle 510 mA 780 mA 10.0 W Standby 30 mA 300 mA 1.8 W Sleep 30 mA 190 mA 1.3 W Notes: Western Digital Gateway Part Numbers 5503328 compatible with the following Models: 5310SE Desktop Computer, B-530-1 Desktop Computer, B-530-2 Desktop Computer, DX200QS Desktop Computer, E-2500D Desktop Computer, E-2500D SB Desktop Computer, E-2500S Desktop Computer, E-2500S SB Desktop Computer, E-2600D Desktop Computer, E-2600D SB Desktop Computer, E-2600S Desktop Computer, E-2600S SB Desktop Computer, E-4300 4-Bay Computer, E-4300 4-Bay SB Computer, E-4300 6-Bay Computer, E-4300 6-Bay SB Computer, E-4300-1 4-Bay Computer, E-4500S Desktop Computer, E-4500S SB Desktop Computer, E-6500D Computer, E-6500D SB Computer, S5000D Computer, S5000S Computer, S5200D Computer, S5200S Computer, S5600D Computer