Additionally, the speed of your hard drive in some ways will dictate how much benefit you receive from virtual memory. Too much or too little virtual memory will decrease your system’s performance. How much Windows uses virtual memory is ultimately your choice and can be set by following these directions. When doing processor-heavy tasks and running low on RAM, Windows will use hard drive space as a memory substitute. The more RAM you have, the faster your PC will run. These two work together to compensate for lack of RAM and attempt to speed up your system.įor many actions RAM is directly correlated to your computer’s speed. Virtual memory combines your RAM memory with your hard drive space. Virtual memory helps your PC execute programs and actions quickly when you are running low on random-access memory (RAM). Posted Januby Alex Bahdanovich in Windows 7, Windows 8