Unverified85% confidenceDecision RuleTime unknown
读取相机高速卡(如V90 SD卡)时,扩展坞的读卡器需支持UHS-II协议,否则速度腰斩至90MB/s以内;多数廉价坞只支持UHS-I
1
Sources
85%
Confidence
Long-term
Relevance
-
First Seen
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Related Claims
Unverified读卡器优先选UHS-II规格(理论312MB/s)搭配对应SD卡才能发挥高速,若相机卡为UHS-I或手机接口USB2.0,买UHS-II读卡器是浪费,速度反被最短板限制84% similarUnverified如果相机/设备不支持UHS-II接口,这张卡只能以UHS-I速度运行,无法发挥300MB/s读取和高速写入优势,性价比极低83% similarUnverified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81% similarUnverified不要为使用UHS-I卡的相机(多数入门单反、行车记录仪、老款微单)购买UHS-II或雷电读卡器,速度受卡限制在100MB/s以内,高端读卡器不会提速81% similarUnverified只使用UHS-I的SD卡(读取上限约104MB/s)不必购买UHS-II读卡器,UHS-II读卡器读UHS-I卡不会提速;但UHS-II读卡器向下兼容UHS-I卡可作为未来升级预留78% similar
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