I havd tried to install cpu on an acer m's mainboard,it's name "mg43m" based on intel g43 chipset. I test 5 series xeon(e and e) and 3 series. Page Want To Sell [CLOSED] Intel® Core™2 Quad Processor ~refer last post~ Biostar TP43E XE 5.x .. Intel (chipsets) P35 Express. Biostar TP43E XE 5.x motherboard specifications Chipset: Intel P43 Express Intel ICH Memory: 4 DDR2 DIMM slots. Up to 8 GB.