Overview:
The IBM Ultrastar 18ES is a one-inch high low-profile hard disk drive that offers capacities of 18.2 gigabytes and 9.1 GB and average seek times as fast as 7.0 ms. And with the first implementation of giant magnetoresistive (GMR) head technology in a server-class drive the Ultrastar 18ES provides an unprecedented areal density of 3.67 GB per disk. ??IBM has developed an integrated LSI chip that incorporates a microcomputer hard disk controller and flash memory in a single chip to help increase drive performance reduce power usage and enhance reliability.
| Specifications: |
| Category | IBM HardDrive |
| Sub-Category | 7.2K |
| Generation | Ultra2 |
| Part Number | 25L1930 |
| Products ID | 1396 |
| Form Factor | Enterprise |
| Capacity | 9.1GB |
| Interface | IDE/EIDE - SCSI |
| Enclosure | Internal |
| Drive Dimensions | 3.5 inch x 1/3H (Low Profile) |
| Spindle Speed | 7200RPM |
| External Data Transfer Rate | 80MB/s |
| Seek Time | 7ms |
| Buffer Size | 2MB |
| Average Latency | 4.17ms |
| Interface (Detailed) | SCSI-3 Ultra Wide (16-bit) |
| Platform | PC |
| Dimensions (HxWxD) | .99 in x 4.02 in x 5.75 in |
| Weight | 1.32 lbs |
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