Unverified88% confidenceFactTime unknown
延迟表现在外置USB采集卡中属于较低水平，配合直通输出可实现几乎无感延迟的游戏体验，适合对操作延迟敏感的主播
1
Sources
88%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified作为PCIe内置卡，延迟表现优于绝大多数USB采集卡，适合对延迟敏感的实时直播和竞技游戏采集场景89% similarUnverifiedUSB采集卡的延迟（80-200ms）不适合作为游戏时的实时预览画面，玩家应看主机直通到显示器的画面操作，采集卡画面仅供观众端；若无直通功能会导致操作延迟严重87% similarUnverifiedUSB采集卡有编码延迟（普遍80-200ms），只适合直播不适合竞技游戏本地实况；追求低延迟本地游玩应选PCIe内置采集卡（延迟可低于10ms硬件直通）84% similarUnverified直播用途优先选USB外置采集卡，采集延迟应＜100ms才能保证声画同步和实时监看不影响操作82% similarUnverified延迟越低通常需要硬件编码或PCIe直连，成本更高且便携性差；纯直播场景延迟不敏感，USB外置卡配直通口即可，无需为超低延迟买内置卡82% similar
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