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Ultrastar SSD400S.B

The Ultrastar SSD400S.B by Hitachi is a SAS 6 GB/s solid state drive built using 25 nm SLC NAND flash. It comes in three capacities namely 100 GB, 200 GB and 400 GB. Maximum ratings for the device are as follows: 536 MB/s for sequential read, 502 MB/s for sequential write, 57,500 for 4k random IOPS read and 25,500 for 4k random IOPS write. Thanks to its SLC NAND, the drive’s endurance is significantly above MLC drives and the Ultrastar SSD is therefore suited for data centers and other professional applications.

The SSD is powered b Intel’s EW29AA31AA1 controller and contains a DDR SDRAM cache from Micron. Error rate is listed as 1 in 1016 and Mean Time Between Failure is at 2,000,000 hours. The Ultrastar SSD400S.B comes with a five-year warranty.

Specifications:

  • Sequential Read: Up to 536 MB/second
  • Sequential Write: Up to 502 MB/second
  • NAND type: SLC
  • Interface: SAS  6GBps
  • Form Factor: 2.5 inches
  • DRAM Cache: Yes
  • Power Consumption (Active): 5.5W
  • Power Consumption (Idle): 1.7W
  • TRIM support: Yes
  • SMART support: Yes
  • Warranty: 5years
  • MTBF: 2,000,000 hours

Price Comparison:

[pcu id=58]

Reviews:

storagereview:

The Hitachi Ultrastar SSD400S.B offers terrific mixed workload performance, scoring at or near the top when compared to other SLC enterprise SSDs. Toss in the set of enterprise SSD features, drive heritage, and low power consumption and Hitachi posts a well-rounded offering ready for heavy enterprise use.

 


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