Hard drive
Form Factor: 3.5" x 1/3H
Capacity: 146.8 GB
Interface Type: Ultra320 SCSI, FC-AL-2
Connector: 68 pin HD D-Sub, 80 pin Centronics (SCA-2)
Buffer Size: 8 MB
Features: Temperature sensor, giant magnetoresistive (GMR) head technology, predictive failure analysis (PFA), load/unload technology, No-ID, glass disk, antiferromagnetically-coupled (AFC) media, Rotational Vibration Safeguard (RVS), Giant magnetoresistive (GMR) head technology, Rotational Vibration Safeguard (RVS), Giant magnetoresistive (GMR) head technology, predictive failure analysis (PFA), load/unload technology, No-ID, glass disk, antiferromagnetically-coupled (AFC) media, Rotational Vibration Safeguard (RVS), Drive Temperature Indicator Processor (TIP), Giant magnetoresistive (GMR) head technology, predictive failure analysis (PFA), No-ID, glass disk, TrueTrack servo technology, Drive Temperature Indicator Processor (TIP)
Performance
Drive Transfer Rate: 320 MBps (external) / 103.1 MBps (internal), 400 MBps (external) / 103.1 MBps (internal)
Seek Time: 4.7 ms (average) / 10.5 ms (max), 4.7 ms (average), 4.7 ms (average) / 7.2 ms (max)
Track-to-Track Seek Time: 0.5 ms
Average Latency: 3 ms
Spindle Speed: 10000 rpm
Reliability
Non-Recoverable Errors: 10 per 10^16, 1 per 10^16
Start / Stop Cycles: 50,000
Expansion / connectivity
Interfaces: 1 x Ultra320 SCSI - 68 pin HD D-Sub (HD-68), 1 x Ultra320 SCSI - 80 pin Centronics (SCA-2), 1 x Fibre Channel
Compatible Bays: 1 x internal - 3.5" x 1/3H
Environmental parameters
Min Operating Temperature: 5 °C
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Manufacturer's product description
Introducing the sixth generation of Ultrastar 10,000 rpm disk drives. The Hitachi Ultrastar 146 Z10 drive family offers high quality and superior performance. These drives feature more powerful processors and read/write channels to excel in server-class environments. To achieve maximum I/O performance, the drives combine fast seek times, large 8 MB multi-segmented buffers, a sophisticated command queuing algorithm, hardware automation, and superior data rates (825 Mbps). Ultrastar 146 Z10 drives include new servo technology (Rotational Vibration Safeguard "RVS"), employed to counteract the effects of rotational vibration that commonly occur in multi-drive cabinets. They also employ fifth-generation giant magnetoresistive (GMR) head technology to double areal density from previous generation drives (26.3 Gbits/sq. in.) and boost performance. In addition, highly efficient No-ID sector formatting enables more data to be stored per disk.
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