儲存容量(位元) 年
Storage Capacity(bits) year
256 1969
1,000 1970
8,000 1973
16,000 1976
64,000 1979
1000,000 1985
4000,000 1988
·
·
·
128,000,000 1998
256,000,000 2000
v1024 bits: AMS6002
v4096 bits: NEC mPD2114LC
v16K bits: Mostek MK4116
v64K bits: Toshiba TMM4164
v256K bits: Sansung KM41256
v1M bits: Toshiba TC514256
v4M bits: Hitachi HM514100
v16M bits: Toshiba TC59S1608
v64M bits: Hitachi
HM5264165TT
v128M: Winbond W981208AH
v256M: Micro Q TLC32M8T
