so i have a a acer/foxconn MB.GAY09.001 RS880M05G1 motherboard which is stock in a gateway dx4320-02e desktop with a phenom ii 1055t 120w x6 cpu , a 480w replace power PSU stock is 330w , evga Gtx1050TI ssc 4gb Gpu, soundblaster z pcie soundcard 1gb . 2tb barracuda hdd , originally i installed 2(2x2gb)=8gb AMD entertainment edition ddr3 ram chips because crucial told me i can only support 8gb of ram but when you look around for actual specs it says it can support 16gb ddr3 . however some sites lead me to believe that is a limitation of windows 7 . i used the anytime upgrade and have windows 10 64bit with some windows 7 remnants now windows 10 home 64bit supposedly can support 128gb of ram . i have dual channel with 4 dimm slots and id like to shove as much ram evenly into those slots a pc build calculator estimates im only using about 300 watts of my total 480 watts that are available . does anyone know the answer because windows 10 info on this older stuff isnt exactly easy to find.