Unverified90% confidenceCautionTime unknown
只用于1080p显示器或普通4K@60Hz观影时不必买HDMI 2.1/8K线，18Gbps的2.0线完全够用，多花的钱无实际收益
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified不要为普通60Hz办公显示器购买HDMI 2.1线缆，18Gbps的HDMI 2.0完全满足4K60，多花的钱无实际收益89% similarUnverified仅1080p@60Hz或1080p@144Hz办公/网游需求不必追DP2.1，DP1.2线（21.6Gbps）已足够，多花钱买80Gbps线毫无收益81% similarUnverified分辨率与刷新率难以兼得：5K2K(5120×2160)高PPI屏几乎都锁定在120Hz以内且价格昂贵，追求165Hz+高刷竞技的应选UWQHD(3440×1440)VA/OLED面板，二者不可兼得需明确优先级80% similarUnverified刷新率越高越流畅但对分辨率和显卡要求越高：4K@144Hz需要DP1.4+DSC或HDMI2.1，且中高端显卡才能推动；纯办公60Hz足够，2K电竞选144-165Hz性价比最高78% similar
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