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PCI
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&quot;外围设备互连&quot;的缩写，是一种计算机总线的规格，用于连接计算机外设和计算机主板。PCI 包含集成主板组件（例如内置图形处理器）和适用于扩充卡槽的外部设备（例如独立的图形卡）。PCI 取代了旧的 ISA 和 VESA 总线标准，并为用于图形卡主总线的 AGP 标准所代替。
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