想买个2.5"的移动硬盘做备份数据用,如果想上500G的话下面这些选哪个比较好?
1) Samsung Spinpoint M7 500 GB SATA 2.5-Inch Hard Drive
Item model number: HM500JI
$85
2) Western Digital Scorpio Blue 500 GB Bulk/OEM Hard Drive 2.5 Inch
8 MB Cache, 5400 RPM SATA II
Itome model number: WD5000BEVT
$87
3) HITACHI Travelstar 5K500.B (0A57915) 500GB 5400 RPM 2.5" SATA 3.0Gb/s -
Bare
Model #: HTS545050B9A300
Item #: N82E16822145257
$90
4) Seagate Momentus 500GB 5400 RPM 2.5" SATA 3.0Gb/s -Bare Drive
Model #: ST950