The original Intel Pentium was the first to have a 64-bit data bus while it's predecessor, the i486 was the first to feature an on-die L1 cache.
This hard drive has a 100Gb internal cache.
Internal Cache
Not the same.
A cache is a data store, thus "internal cache information" is metadata relating to a data storage facility that is used solely by a system. That is, a data store that is not intended for user consumption (internal use only).
The first Intel CPU to feature external cache was the Intel Pentium Pro. External cache is also referred to as L2 cache, while internal cache is called L1 cache.
Back-Side Bus
Internal cache is stored in a reserved area of the RAM of your computer. External cache is also called secondary cache or level 2 cache memory. It is external to the microprocessor and is stored on a separate chip.
Back-side
The CPU has its own internal bus for communication the internal cache
back-side bus (BSB)
Answer: True
By way of an internal L1 Cache