Seagate's Momentus XT is a 2.5" notebook drive of a half-Terabyte in capacity that stands out from the crowd because it contains 4GB of SLC NAND flash. The NAND flash is used as sort of a 'fast access repository' to store commonly used data, though at 4GB, the SSD portion of this hybrid drive accounts for only 0.8% of its total storage capacity.
The two platter, 7200RPM Seagate Momentus XT posts an average read latency of 11.0ms, write 13.0ms. Seagate's 3Gb/s SATA II ST95005620AS drive retails for round $156USD and requires no special drivers or software so it can be used in Intel and AMD systems, Mac and PC platforms. Additional Momentus XT drives are available in 250GB and 320GB capacities, all drives feature NCQ and low power requirements of 1.5W or less.
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