2.0的主機版上用3.0的外接硬碟 - 儲存設備

By Zanna
at 2013-04-11T00:48
at 2013-04-11T00:48
Table of Contents
最近新購入日前pc家特價的HITACHI Touro Mobile 2.5寸 1T硬碟一個
插在桌電用HD tune測速率只有18-19mb/s之間
實際拖檔案也是同樣的結果,大抵不超過每秒20mb
我想可能是因為主機版只支援usb2.0的可能(這硬碟是usb3.0的)
問題是,另一個使用usb2.0的3.5寸硬碟的速度幾乎是這新硬碟的2倍快(但也不過40mb/s)
雖知道有主機版的支援問題和2.5寸硬碟無自供應電源等…各種原因
但無論如何,只有20mb/s的結果有可能是正常的現象嗎?
因為這種速度在使用上感覺有點太慢,在考慮是否退回中 。
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儲存設備
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