If your computer is running slow even when you have good amount of Random Access Memory, that is RAM, then use memory optimization tool to find and remove memory leaks.
Memory Washer can help your computer "feel" brand new, like the day you bought it...by assisting it to recover all of its lost memory and valuable resources
WinUtilities Free Memory Optimizer is a free utility to clean, optimize and free up your computer's memory. Specifically designed to free ram on XP, Vista and Windows 7 systems.
RAM Booster Expert is a powerful memory optimizer. It free up RAM memory and make your computer faster and stable. It allows you to instantly free up memory when your system slows down.
Memory Booster Gold is accommodated to deal with problems of memory management. It is a feature-rich yet easy-to-use program. It decreases load time and improves application performance.
Power Memory Optimizer is a well-recognized computer memory management software that speeds up your computer and saves more space for other processes. It automatically optimizes in the background, but never interferes with your work.
It is steady to stresses service for computer reboot. It can realize reboot in case of memory overflow. It can be managed distantly with the help of any browser through HTTP or HTTPS protocols.
SuperRam increases computer performance by freeing wasted memory back to your computer. By optimizing memory utilization your computer will operate at stable speeds and never run out of memory. SuperRam allows you take control of your computer.
It's quite normal for Firefox to be sucking up over 200MB of memory right off the bat. Firemin can decrease Firefox's memory usage to as low as 10MB and stop your computer from running out of memory.