Western Digital WD2500JB Special Edition EIDE / ATA / PATA Hard Disk Drive

$129.00
Capacity: | 250GB |
Speed: | 7.2K RPM |
Interface Types: | IDE ATA 3.5in |
Form Factor: | 3.5" LFF Hard Drive |
Electrical Interface: | EIDE Ultra ATA100 100MBps |
RAM: | 8MB |
Description
Western Digital Caviar 250GB 7.2K Special Edition EIDE Hard Drive WD2500JB - New Pull
Western Digital Caviar 250GB 7.2K Special Edition EIDE Hard Drive WD2500JB - New Pull
Specifications
Physical Specifications | |
Formatted Capacity 1 | 250,059 MB |
Interface | 40-pin EIDE |
Actuator Type | Rotary Voice Coil |
Number of Disks | 3 |
Data Surfaces | 6 |
Number of Heads | 6 |
Bytes Per Sector | 512 |
User Sectors Per Drive | 488,397,168 |
Servo Type | Embedded |
Performance Specifications | |
Average Seek 1 - Read - Write | 8.9 ms average 10.9 ms average |
Track-to-Track Seek | 2.0 ms average |
Full Stroke Seek | 21 ms average |
Index Pulse Period | 8.3 ms (nominal) |
Average Latency | 4.2 ms (nominal) |
Rotational Speed | 7200 RPM (nominal) |
Buffer Size | 8 MB |
Data Transfer Rate (maximum) - Buffer to Host - Buffer to Disk | 100 MB/s (Mode 5 Ultra ATA) 66.6 MB/s (Mode 4 Ultra ATA) 33.3 MB/s (Mode 2 Ultra ATA) 16.6 MB/s (Mode 4 PIO) 16.6 MB/s (Mode 2 multi-word DMA) 748 Mbits/s maximum |
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Weight: 1.8 lb
Warranty: 1 Year DiscTech
Condition
New Pull
Warranty
1 Year DiscTech Warranty