ITEM# WD2500JB
Description: Western Digital Caviar SE 250-GB EIDE Hard Drive
WD Caviar SE hard drives utilize an 8 MB buffer four times the industry norm to increase performance levels higher than any other IDE hard drive.
WD Caviar Special Edition 7200 RPM EIDE hard drive delivers data to users faster than any desktop hard drive has before. Perfect for high-performance applications like games, digital video editing, and file server applications.
Specifications
- Capacity - 250 GB
- Rotational Speed 7,200 RPM (nominal)
- Buffer Cache Size 8 MB
- Average Latency 4.20 ms (nominal)
- Contact Start/Stop Cycles 50,000 minimum
- Seek Times (Average)
- 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)
Transfer Rates:
- Buffer To Disk 736 Mbits/s (Max)
Buffer to Host (EIDE)
- Mode 5 Ultra ATA 100.0 MB/s
- Mode 4 Ultra ATA 66.6 MB/s
- Mode 2 Ultra ATA 33.3 MB/s
p
- Mode 4 PIO 16.6 MB/s
- Mode 2 multi-word DMA 16.6 MB/s
Other:
- Cylinders 16,383
- Number of Heads (Logical) 16
- Number of Heads (Physical) 6
- Sectors Per Track 63
- Formatted Capacity 250,059 MB
- Capacity 250 GB
- Interface EIDE
- Actuator Type Rotary Voice Coil
- Number of Platters 3
- pBytes Per Sector 512
- User Sectors Per Drive 488,397,168
- Servo Type Embedded