Unverified83% confidenceCautionTime unknown
只用SD卡的用户不建议购买多合一读卡器(支持SD/microSD/CF/MS等),多卡槽机型往往共用一个低端控制器且SD卡槽多为UHS-I,反而拖慢速度,专用单槽UHS-II读卡器更快更稳
1
Sources
83%
Confidence
Long-term
Relevance
-
First Seen
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Unverified读取UHS-II SD卡需读卡器同时支持UHS-II(触点为两排),否则会降速到UHS-I的104MB/s上限;老读卡器只有一排触点无法发挥高速卡性能86% similarUnverified只用SD卡和手机microSD的普通用户不必买CFexpress多合一读卡器,多余卡槽增加成本且发热控制反而更复杂,UHS-II双SD读卡器足够85% similarUnverified多卡槽读卡器(如SD+CF+microSD)在同时插入多张卡时会共享带宽,尤其USB 3.0接口下并行读取速度会显著下降,需要多卡同时高速传输应选Thunderbolt接口机型85% similarUnverified只有SD/microSD设备的用户不要买带CF/CFexpress卡槽的多合一读卡器,多余卡槽增加成本且几乎用不到,二合一(SD+microSD)已足够84% similarUnverified多合一转接方案(TF→SD→USB读卡器)比单纯转接卡更通用,若目的是电脑读卡建议直接买USB-A/C读卡器而非SD转接卡+电脑SD槽,读卡器支持UHS-II传输且不占用笔记本内置低速SD槽82% similar
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