Can someone clarify PCIe terminology of the B450 TOMAHAWK

MSI B450 TOMAHAWK MAX II AMD B450 ATX Motherboard: Supports 1st, 2nd and Slots, Yes Warranty Warranty, 1 Year Related products

Can someone clarify PCIe terminology of the B450 TOMAHAWK Supports two-way AMD Crossfire with steel armor PCI-E slots This helps to set up multi GPU B450 Tomahawk Max gives the most immersive audio

MSI B450 TOMAHAWK MAX II AMD B450 ATX Motherboard: Supports 1st, 2nd and Slots, Yes Warranty Warranty, 1 Year Related products

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