buffer vs cache

cache vs buffer

buffer and cache both are nouns.

buffer and cache both are verbs.

Word	Noun	Adjective	Verb	Adverb
buffer	Yes	No	Yes	No
cache	Yes	No	Yes	No

As nouns, cache is a hyponym of buffer; that is, cache is a word with a more specific, narrower meaning than buffer:

buffer: (computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system
cache: (computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated; used to optimize data transfers between system elements with different characteristics

Other hyponyms of buffer include memory cache, frame buffer, keyboard buffer, print buffer.

buffer (noun)	cache (noun)
a cushion-like device that reduces shock due to an impact	a hidden storage space (for money or provisions or weapons)
a power tool used to buff surfaces	(computer science) RAM memory that is set aside as a specialized buffer storage that is continually updated; used to optimize data transfers between system elements with different characteristics
an inclined metal frame at the front of a locomotive to clear the track	a secret store of valuables or money
(computer science) a part of RAM used for temporary storage of data that is waiting to be sent to a device; used to compensate for differences in the rate of flow of data between components of a computer system
an implement consisting of soft material mounted on a block; used for polishing (as in manicuring)
a neutral zone between two rival powers that is created in order to diminish the danger of conflict
(chemistry) an ionic compound that resists changes in its pH

buffer (verb)	cache (verb)
add a buffer (a solution)	save up as for future use
protect from impact

Difference between buffer and cache

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