Cache

Cache:

It is intelligent buffer. A cache contains the data accessed between a slower peripheral device (RAM) and the faster CPU. Cache is high-speed memory than RAM. But cache quantity is slow.
Types of Cache:
There are two types of cache.
o    L1 Cache
o    L2 Cache

L1 Cache:

               L1 Cache is made directly on the processor die. Therefore, the L1 cache always ran at the full speed of the chip that is CPU (microprocessor). It is also called internal cache.

L2 Cache:

               L2 Cache on the motherboard is called second level cache ran at the slow speed of the motherboard. It is also called external cache.