Unverified80% confidenceDecision RuleTime unknown
大功率无线USB网卡（如支持外置天线/AX1800）长时间满负载易发热降速，优先选带金属外壳或散热片设计的型号
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified无线速率越高越好但功耗和发热同步上升，AX1800级别的USB网卡满负载时金属外壳明显发烫，需选带散热鳍片或金属外壳的型号以保证长时间稳定86% similarUnverifiedUSB网卡长时间高负载传输时芯片温度可达60-70℃，金属外壳款散热优于塑料款，长期挂机/NAS用途建议选金属外壳80% similarUnverifiedRTX 30系/40系带GDDR6X显存的卡，显存温度长期105度会降频，此类卡优先换显存导热垫而非核心硅脂，收益更明显78% similarUnverified2.5G及以上有线USB网卡必须用USB3.0/Type-C接口，且部分芯片（如RTL8156）发热大，长时间跑满建议选带金属散热外壳型号77% similarUnverified落地扇/台扇电机选纯铜线绕组，功率一般40-60W；纯铜绕组散热好、连续运转不易烧，铜包铝绕组虽便宜但长期高温运行寿命明显缩短76% similar
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