5 Things to Know About PowerBook G3 Wall Street RAM
Two SO-DIMM slots The PowerBook G3 Wall Street has two RAM slots that accept PC66 or PC100 modules.
Official maximum is 192MB Apple officially supports up to 192MB total, using a 128MB and a 64MB module.
Third-party modules can push to 384MB Some 256MB modules reportedly work, bringing the total to 384MB, though this is unsupported.
Late-90s Apple allowed easy upgrades Unlike modern laptops, Apple made the RAM accessible for user tinkering.
Stick with PC100 for best compatibility PC100 modules are backward-compatible with PC66 and more widely available today.