The Apple PowerBook 145 uses memory upgrades as listed in the detailed specifications below. All memory and other upgrades compatible with this system are listed on this page.

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Memory Type
Base Memory 4 MB
Upgrade Slots 1*
Maximum Memory 8 MB*
Maximum Module Size
CPU & Chipset 25 MHz 68030 32-Bit
Bus Architecture ~
Notes Released On 08/03/1992. Discontinued On 06/07/1993
Manufacturer Part Numbers
  • M4630LL/A*
  • M5409
  • 54*

We currently do not offer any upgrades or upgrades are currently unavailable for purchase online. Please contact us to order upgrades for this device.