Is it possible to upgrade my RAM to improve PC performance? By YL ComputingSpeed Up PC Yes, upgrading your RAM can improve performance on your PC. Installing additional memory (RAM) will allow more programs to run at the same time and generally make the PC faster. Related Content:Should I invest in hardware upgrades to speed up my PC?What steps should I take to free up disk space?Are there any hidden background processes that may be slowing down my PC?