i need help how to upgrade form 2G ddr2 800mhz to 2pcs of 4G ddr3 1333mhz with Gigabyte g41m Combo mother board

[christopherabs31]

hello, i have Gigabyte G41m Combo mother board, i wanted to ugrade my RAM from ddr2 to ddr3. i remove my old ram ddr2 2G 800mhz, and insert 2pcs 4G Ram ddr3 1333mhz but when i turn it on theirs no display and it produces seriers of short sounds, i need help

 

[Tradesman1]

What's the new DRAM, guessing it's a newer line. DDR3 from about 2010 till now uses high density ICs that aren't compatible with the older 775 mobos, would suggest the GSkill NT series of Value DRAM which is made with the older low density memory ICs (chips)

http://www.newegg.com/Product/Product.aspx?Item=N82E16820231422