Unverified80% confidenceCautionTime unknown
预算有限且只需接一台1080P显示器+U盘时不建议买雷电4扩展坞,其价格溢价主要为40Gbps带宽和菊花链,普通USB-C坞完全够用
1
Sources
80%
Confidence
Medium-term (~90 days)
Relevance
-
First Seen
Sources
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Related Claims
Unverified雷电4扩展坞带宽40Gbps远超USB-C(10Gbps)但价格高数倍,仅外接固态硬盘、双4K屏或专业设备才有必要,普通办公USB-C坞足够83% similarUnverified预算有限且仅需临时投屏/传数据时不建议买Thunderbolt 4扩展坞,其溢价主要为40Gbps带宽和菊花链,普通用户USB-C 3.2 Gen2扩展坞完全够用81% similarUnverified笔记本自带雷电4口时应优先选雷电4扩展坞而非普通USB-C坞,雷电4提供40Gbps总带宽可同时驱动双4K显示器+高速外设不掉速78% similarUnverified预算有限且只做1080P监看不建议上4K传输套装,4K无线传输对带宽和延迟压力大、易掉帧,且多数监视器/手机监看无需4K分辨率78% similarUnverified电脑只有USB2.0接口或老旧机型,不建议买3000MB/s高速盘:接口瓶颈下实际仅约40MB/s,白花速度溢价,选普通SATA固态盘即可77% similar
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