Unverified83% confidenceTradeoffTime unknown
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
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83%
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Long-term
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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90% 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88% similarUnverified读取UHS-II SD卡需读卡器本体和接口双双支持UHS-II，否则会降速到UHS-I的104MB/s；UHS-II卡槽有第二排针脚是识别标志85% 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85% similarUnverified随卡附带UHS-II USB 3.0读卡器，但该读卡器口碑一般，长期使用建议另购高质量UHS-II读卡器以稳定发挥读写速度84% similar
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