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Memory options - ThinkPad 390, 390E, 390X, 172x
For the IBM ThinkPad 390, 390E, i Series 172x systems only:
Memory optionsOption Part NumberFRU Part NumberImportant information
32 MB SDRAM SO-DIMM76H0294
(Withdrawn)
42H2819 Non-Parity, Not for use with 390X or i Series 178x(2627-78M)
64MB SDRAM SO-DIMM 20L0241 20L0242 Non-Parity, Not for use with 390X or i Series 178x(2627-78M)
128MB SDRAM SO-DIMM 01K1150 01K1153 Non-Parity, Not for use with 390X or i Series 178x(2627-78M)

For the ThinkPad 390X, i Series 178x(2627-78M) systems only:
Memory optionsOption Part NumberFRU Part NumberImportant information
32 MB 100MHz SDRAM SoDIMM20L025320L0263This is NOT compatible with the ThinkPad 390, 390E, i Series 172x
64 MB 100MHz SDRAM SoDIMM20L025420L0264This is NOT compatible with the ThinkPad 390, 390E, i Series 172x
128 MB 100MHz SDRAM SoDIMM20L025520L0265This is NOT compatible with the ThinkPad 390, 390E, i Series 172x
256 MB 100MHz SDRAM SoDIMM33L306933L3070This is NOT compatible with the ThinkPad 390, 390E, i Series 172x
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Document ID : PD004931
Legacy Document ID : MIGR-4BXPQ3
Last Updated :
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