The least expensive way to increase the performance of a PC is to limit applications that are running in the background. Check the Taskbar in the lower right corner of your screen near the clock. Do you need all those apps launching every time your PC boots?
Symantec
We offer sales, installation, support, and training for a diverse selection of Symantec's award-winning product line. From single-PC anti-virus, anti-malware, and Internet security to Endpoint protection and data recovery products such as Backup Exec. Our expertise with these products is throughout the PC and small to mid-sized business server marketplace.