i want to make gaming pc only and streaming only? i want to make one with skylake 6700k with big cpu cooler heatsink so 16 or 32 ram and asus board that am not sure a 3600 mhz or 4000 mhz of speed with xmp? will this be good for 5 or 9 years old or will i need to upgrade early with 980 ti or newer o...