Without them, a computer's ability to receive, interpret and deliver information would simply evaporate. The central processing unit chip, or CPU, receives, sorts and distributes data from all over a computer's system. In short, the CPU is the brain of the computer. RAM Random Access Memory, or RAM, is a PC's central data storage tank. Once the machine is shut down, the RAM memory goes blank.
RAM also transfers data to the CPU for processing.
The more memory RAM has, the more tasks a PC will be able to perform. VRAM, or Video Random Access Memory chip. Similar to RAM, it is the VRAM's job to enhance the quality of graphics on the computer screen. While working on a computer, a user often repeatedly inputs the same command, such as printing a document. This is yet another type of memory chip that serves as a temporary data storage site.