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WD Re (WD4000FYYZ) 4TB Enterprise HDD Review - 128K Sequential Read/Write

By: Paul Alcorn | HDDs in IT/Datacenter | Posted: Sep 13, 2013 5:31 pm
TweakTown Rating: 91%Manufacturer: WD

128K Sequential Read/Write




The 128K sequential speeds reflect the maximum sequential throughput of the HDD using a realistic file size encountered in an enterprise scenario.


The WD Re averages 162 MB/s of sequential read speed, the HGST Ultrastar 7K4000 averages 172 MB/s, following the Seagate with 178 MB/s and beating the Toshiba with its 163 MB/s.




The WD Re averages 162 MB/s of sequential write speed, the 7K4000 HDD averages 173 MB/s, the Seagate averages 175 MB/s and the Toshiba averages 162 MB/s.




The WD Re posts excellent performance in our mixed read/write testing and leads in this test.




The WD Re offers up 99.68% of requests in the 20-40ms range. This is again the most consistent latency performance among the test field.




The WD Re averages 10.13 Watts during sequential write testing, besting the other HDDs.






The WD Re provides an average of 15.4 MB/s per Watt for 128K sequential write and 15.51 MB/s per Watt for sequential read.

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