Need the magic of reddit to help identify a budget motherboard for my lenovo m91p as I bought a original Lenovo motherboard from ebay and idk just a guess it didn't work..
Amazon.com: LENOVO 03T8007 System Board LGA1155 W/O CPU ThinkCentre M91p SFF : Electronics
IS6XM REV:1.0 For Lenovo M91 M91P M6300T M8300T Desktop Motherboard LGA1155 Mainboard 100%tested fully work - AliExpress