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 ThinkCentre M91p MT Core i7-2600 3.4 GHz 8GB DDR3 Ram 500GB Hard Drive DVD Windows 10 Pro (Renewed) : Electronics
Lenovo 89Y1683 - Desktop Motherboard for Thinkcentre M90