SSDs are best for performance. SATA hard drives provide maximum capacity. Enterprise-class SAS disks are the workhorses positioned between them. But which enterprise hard drive capacity makes sense when there are several from which to choose?
Benchmark Results: Power Efficiency
Performance per watt for streaming read operations is best on the 300GB drive, followed by the 600GB and 450GB models.
I/Os per watt are highest on the 300GB drive, as well.
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