about four months ago i built a new system and it doesn't seem to perform as well as i was expecting specs are as follows amd fx 6100 Zambezi msi 970a-g46 motherboard nvidia gtx 650 non ti 8gb of pny ddr3 1600 ram ocz elite xstream 800 watt power supply 400gb western digital hard drive battlefield 3 is where it performs poorly even on lower settings i get lag and its a bit jumpy while moving around gta 4 also is jumpy and lags at times all drivers are up to date along with bios windows is also up to date any insight into these problems is greatly appreciated and thanks go out in advance to anyone that can help