Well, I googled both, which kinda bugs the flow of reading the article. Abbreviations bug me too.
Well, what about RAM, PC and so on? They might be an extreme example but if you are in the 'field' not using abbreviations may actually bug you more. Targeting audience is not an easy task.
It is often better to use “computer” and “memory”, especially when the distinction between L1/L2/L3/RAM/SSD/HDD is not the main topic.
Didn't have to google RAM, PC and so on.
Acronyms and abbreviations with well defined / well known alternative meanings really bug me.
Actually Acronyms and abbreviations bug me full stop.