Inflation is an average of many things. Computer components have a huge spike in demand with insufficient increase in supply, which is going to lag for years, so we might as well be buying at auction. It's not a price that flows through the entire economy, like the price of oil.
So yes, inflation on average is nowhere near as high as in RAM prices.
What other things have been getting cheaper in the last ~2 years?
And as it's an average of many things, it's quite easy to change which 'things' it is calculated upon to show whatever number is more convenient politically.
Unfortunately all govt. bodies have been tampering with the economic indicators due to political pressure.
Small tweaks to macro-economic calculations, can turn into a huge divergence very fast. A one degree error in a compass read seems small...but after a thousand miles, your destination is history.
Tis reaching (or reached) a stage where mostly everyone is blind as to where the economy actually is.
Mega private companies now hire stat firms to run such studies in-house, ignoring gov data[1]
So yes, inflation on average is nowhere near as high as in RAM prices.