CPU cache financial definition of CPU cache
Write-Back (redirected from CPU cache)
Also found in: Dictionary
An increase in the value
of an asset
after a previously made write down
, which is a record of a decrease in value. A write-back may have capital gains tax
implications, as higher value generally translates to higher taxes.
References in periodicals archive
This has been a substantially limiting factor on adoption of the standard -- it's historically been hard to find mainstream compute scenarios where MRAM offered an acceptable alternative to SRAM when it comes to CPU caches
, even though it has other theoretical density and power consumption advantages that could make it a good fit for these markets.
The historic problem with attempting to build large arrays of hundreds or thousands of CPU cores on a single die is that even very small CPU caches
drive up power consumption and die size very quickly.