Gateway 750GB 7200 RPM SATA Hard Drive With 16MB Cache - 5504006

Feature	Specification
Formatted Capacity (512 Bytes/Sector)	750 GB
Guaranteed Sectors	1 465 149 168
Heads	8
Discs	4
Bytes per Sector	512
Default Sectors per Track	63
Default Read/Write Heads	16
Default Cylinders	16 383
Recording Density	926 KBPI (kbits per inch max)
Track Density	145 KTPI (ktracks per inch avg.)
Areal Density	128.2 Gbits/in2 avg
Spindle Speed	7 200 RPM
Internal Data Transfer Rate	1 030 Mbits/sec max
Sustained Data Transfer Rate OD	78 MB/sec max
I/O Data Transfer Rate	300 MB/sec max
ATA Data Transfer Modes Supported	PIO modes 0-4 Multiword DMA modes 0-2 Ultra DMA modes 0-6
Cache Buffer	16 Mbytes
Dimensions (H × W × L)	Approximately 1.028 × 4.000 × 5.787 inches (26.1 × 101.6 × 146.99 mm)
Weight	1.59 lbs. (720 grams) max
Average Latency	4.16 msec
Power-On to Ready	15 sec max
Standby to Ready	15 sec max
Track-to-Track Seek Time	<0.8 read; <1.0 write msec typ
Average Seek	Read: <8.5 msec typ Write: <10.0 msec typ
Startup Current	2.8 amps typ 12V (peak)
Voltage Tolerance	5V ±5% (including noise) 12V ±10% (including noise)
Ambient Temperature	Operating: 0° to 60°C Non-operating: -40° to 70°C
Temperature Gradient	Operating: 20°C (°C per hour max) Non-operating: 30°C (°C per hour max)
Relative Humidity	Operating: 5% to 90% Non-operating: 5% to 95%
Relative Humidity Gradient	30% per hour max
Wet Bulb Temperature	Operating: 37.7°C max Non-operating: 37.7°C max
Altitude	Operating: -200 ft. to 10 000+ ft. (-60.96 m to 3 048 m) Non-operating: (below mean sea level max) -200 ft. to 40 000+ ft. (-60.96 m to 12 192 m)
Shock	Operating: 68 Gs max at 2 msec Non-operating: 300 Gs max at 2 msec
Vibration	Operating: 5-22 Hz: 0.25 Gs limited displacement 22-350 Hz: 0.50 Gs 350-500 Hz:: 0.25 Gs Non-operating: 5-22 Hz: 0.25 Gs limited displacement 22-350 Hz: 5.0 Gs 350-500 Hz: 1.0 Gs
Drive Acoustics Sound Power	Idle: 2.8 bels typ 3.0 bels max Performance Seek: 3.7 bels typ 3.9 bels max
Non-Recoverable Read Errors	1 per 1014 bits read
Contact Start-Stop Cycles	50 000 at 25°C 50% relative humidity