MSI MPG B650I EDGE WIFI Manuel D'utilisation page 29

PCI_E1: PCIe Expansion Slot
⚠
Important
If you install a large and heavy graphics card, you need to use a tool such as MSI
∙
Graphics Card Bolster to support its weight to prevent deformation of the slot.
When adding or removing expansion card, always turn off the power supply and
∙
unplug the power supply power cable from the power outlet. Read the expansion
card's documentation to check for any necessary additional hardware or software
changes.
PCI_E1: PCIe 4.0 x16 (From CPU)
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