System Architecture & Memory

System Architecture & Memory

1. CPU

   • Process
     • Execute
     • Decode
     • Fetch
   • Cache
     • RAM
       • Volatile
         • Non-volatile
           • ROM
             • Stores the boot-up instructions of the computer
       • Stores information and data which are currently in use
   • Performance
     • Increased cache size
     • Faster clockspeed
     • More cores

2. Register: A temporary storage area in the CPU.

3. ALU

   • The arithmetic logic unit carries out the logical and calculative decisions of the CPU.