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| WESTERN DIGITAL 250GB 7200RPM (8MB) EIDE HARD DRIVE WD2500PB
Western Digital 2500JB 250GB Special Edition Caviar Series 7200RPM Ultra ATA/100 Hard Drive; 8MB buffer; 3 year WD warranty
Specification:
WD Caviar Special Edition 7200 hard drives deliver data to users faster than any desktop hard drive has before. Perfect for games, DV editing and file server applications.
Rotational Speed: 7200 RPM
Capacities: Up To 250 GB
Interface: Ultra ATA/100
Average Read Seek Time: 8.9 ms
Buffer Size: 8 MB
Data Lifeguard: WD's exclusive hardware, software and services designed to protect your data.
Performance:
Rotational Speed 7,200 RPM (nominal)
Buffer Size 8 MB
Read Seek Time (Average) 8.9 ms
Write Seek Time (Average) 10.9 ms (average)
Track-To-Track Seek Time 2.0 ms (average)
Full Stroke Seek 21.0 ms (average)
Average Latency 4.2 ms (nominal)
Buffer To Disk 748.0 Mbits/s (Max)
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
Configuration:
Formatted Capacity 250,059 MB
Cylinders 16,383
Number of Heads (Logical) 16
Number of Heads (Physical) 6
Sectors Per Track 63
Interface EIDE
Actuator Type Rotary Voice Coil
Number of Platters 3
Bytes Per Sector 512
User Sectors Per Drive 488,397,168
Servo Type Embedded
Dimension & Environmental:
Height (English) 1.028 Inches (Max)
Length (English) 5.787 Inches (Max)
Width (English) 4.00 Inches (+/- 0.010 inch)
Weight (English) 1.32 Pounds (+/- 0.14 pounds)
Operating Shock (Read) 65G, 2 ms
Non-operating Shock 250G, 2 ms
Idle Mode 34 dBA (average)
Seek Mode 0 36 dBA (average)
Seek Mode 3 35 dBA (average)
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