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Computing glossary

Bits per cell

Also called SLC, MLC, TLC, QLC, penta-level cell

How many bits each flash memory cell stores. More bits per cell lower cost but reduce speed and endurance.

TypeBits per cell
SLC (single-level cell)1
MLC (multi-level cell)2
TLC (triple-level cell)3
QLC (quad-level cell)4
PLC (penta-level cell)5

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Memory and storage

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