擦擦擦....在

同樣都是RE企業級

WD2500YS SATA Hard Drives With NCQ
250 GB, 3.0 Gb/s, 16 MB Cache, 7200 RPM
1 million hours MTBF
Server-class
5-year warranty

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WD2500YD SATA Hard Drives none NCQ
250 GB, 3.0 Gb/s, 16 MB Cache, 7200 RPM

1 million hours MTBF
Server-class
5-year warranty

http://www.wdc.com/ch/products/Prod...asp?Language=ch
http://wdc.custhelp.com/cgi-bin/wdc...ated=1095958060

Native Command Queuing (NCQ) -
(WD5000YS, WD4000YR, WD4000YS, WD3200YS, AND WD2500YS only)