Unverified90% confidenceDecision RuleTime unknown
移动固态硬盘(PSSD)传输4K视频、大量小文件时优先选USB3.2 Gen2x2(20Gbps)或雷电3/USB4接口,实测读写可达1000-2000MB/s,是普通U盘的5-10倍
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90%
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Long-term
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Unverified便携移动固态硬盘(PSSD)选USB3.2 Gen2(10Gbps)接口才能跑满约1000MB/s,若主机仅USB3.0(5Gbps)实际读写被限制在约450MB/s,接口与主机需同代才有意义88% similarUnverified视频剪辑素材盘应选USB 3.2 Gen2及以上的SSD(读写≥1000MB/s)以支持4K直读;若为4K多机位或ProRes高码率,优先带雷电3/USB4接口(40Gbps)的移动SSD,机械盘速度不足会导致剪辑卡顿88% similarUnverified移动固态硬盘(PSSD)读写速度普遍在500-1050MB/s(USB 3.2 Gen2),传统2.5寸机械硬盘仅约120-150MB/s;频繁拷贝大文件(视频、素材库)必选PSSD85% similarUnverified多设备共享场景优先选USB4/雷电3接口(40Gbps),实测顺序读写可达2800MB/s以上;若仅USB 3.2 Gen2(10Gbps)则读写上限约1000MB/s,共享大文件时会成瓶颈80% similarUnverified视频/照片工作流选1000MB/s以上(USB 3.2 Gen2起步),日常文档/照片备份用500MB/s的SATA便携盘足矣,无需为速度多付溢价79% similar
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