Technically speaking
Ultrastar 15K300 – | Beyond speed | n Thermal |
the technical benefits | As well as providing blistering | (TFC) and Adaptive formatting |
The Ultrastar 15K300 has been | speed, the 3.5 inch Ultrastar | for improved reliability and |
designed to meet the demands | 15K300 offers: | performance |
of | n 73GB, 147GB and 300GB | n TMR head technology, |
environments involving online | capacities for configuration | producing highly reliable high |
transaction processing, intensive | flexibility | density storage |
data analysis and | n Rotational Vibration Safeguard | n Head load/unload ramp to |
applications. Applications | (RVS), ensuring performance in | minimize drive failures |
which require fast, random data | n 5 year warranty, so you have | |
access – whether in storage or | n 16MB cache buffer, optimizing | full peace of mind |
server applications. | response times and minimizing |
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| overhead command | For more information, please |
The Ultrastar 15K300 delivers | n Ultra320 SCSI, 3Gb/s Serial- | refer to the compatibility tables |
24% better IOPS performance | Attached CSI (SAS) and 4Gb/s | over the page. |
than a standard 10K hard drive. | Fibre Channel interfaces |
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This improvement means that the | n Workload detector technology |
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15K drive can meet throughput | to maximise performance in |
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requirements with fewer drives | RAID environments |
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than its 10K equivalent (see |
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Figure 1.0 below). |
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Figure 1.0: 15K performance in arrays
B/s) | 125.0 |
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| 400 |
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| 350 |
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(MillionSEQSaturatedMax | 105.0 |
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| IOPs4K:QD32FVRandom | 300 |
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25.0 |
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| 0 |
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| 85.0 |
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| 250 |
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| 200 |
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| 65.0 |
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| 150 |
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| 45.0 |
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| 100 |
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| 50 |
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| Gen 1 | Gen 2 | Gen 3 | Gen 4 |
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| Gen 1 | Gen 2 | Gen 3 | Gen 4 |
15K Read
10K Read
7200 Read
