MSI H61M-E33/W8 - Manual (Page 23)

23
MS-7788
pCie (peripheral Component interconnect Express) Slot
the pCie slot supports the pCie interface expansion card.
pCie x6 slot
pCie x slot
iMportANt
When adding or removing expansion cards, 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.