New 256MB, low profile, low-density 16 chip PC-133, 144pin SO-DIMM internal memory module for the Apple computer systems shown in the table below. This unit is backwardly compatible with PC-66 memory and uses 16 low density chips. Only these specially configured 16-chip modules will appear as 256MB in the G3 Lombard with newer PC-100 chips only appearing as 128MB. Low density chips are the only way to achieve the maximum 512MB of RAM on these models (2 x 256MB).
This memory is backwardly compatible with PC-100 and PC-66.
Compatibility table |
PowerBook G3 (Wallstreet, Lombard, PISMO) | All models |
Titanium PowerBook G4 | All models |
iBook G3 (Clamshell, 12" & 14") | All models |
15" iMac G4 (TFT screen) | 500MHz & 800MHz models only |
17" iMac G4 (TFT screen) | 800MHz model only |
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