LGA 1150 (Supports 4th Gen Intel "Haswell" processors) .
As of 2021, the original manual for the MS7869 (Ver 10) was removed from many official mirrors. However, here are the verified sources still hosting the PDF: ms7869 ver 10 motherboard manual 2021
: Extensive technical details regarding upgrades (CPU, RAM, PSU) and BIOS updates for this motherboard are documented in Acer Community discussions . Key Specifications LGA 1150 (Supports 4th Gen Intel "Haswell" processors)