Although the G41 motherboard and the H61 motherboard are different generations of Intel motherboards, they use different chipsets and architectures, so they cannot be directly replaced. Replacing the mainboard requires consideration of CPU compatibility, ports, slots, and other factors, and requires reinstalling the operating system and drivers.
Motherboard chip can't be changed.
The G41 chipset supports 775 series cpus
The H61 chipset supports 1155 series cpus