MACINTOSH II ROM, RAM, FPU, & PMMU CONFIGURATIONS ------------------------------------------------------------------ ROM PART NUMBERS SOCKET DESIGNATION ORIGINAL FDHD UPGRADE UF11 (ROM3) 342-0108-B 342-0642-C UF12 (ROM4) 342-0107-B 342-0641-C UD11 (ROM5) 342-0106-B 342-0640-C UD12 (ROM6) 342-0105-B 342-0639-C UI10 (IWM) 344S0043A 343S0062A ------------------------------------------------------------------ FPU & PMMU UPGRADES (NOT PART OF THE FDHD UPGRADE) SOCKET DESIGNATION ORIGINAL UPGRADE UG13 (68851) 343-0002-1 (AMU) MC68851RC16A (PMMU) UG11 (68881) MC68881RC16B (FPU) MC68882RC16A (FPU) ------------------------------------------------------------------ RAM CONFIGURATIONS Each Bank must have 4 identical SIMMs. TOTAL BANK A BANK B PMMU & MODE 32 FDHD UPGRADE RAM SIMMs SIMMs REQUIRED? REQUIRED? 1MB 0.25MB N N 2MB 0.25MB 0.25MB N N 4MB 1MB N N 5MB 1MB 0.25MB N N 8MB 1MB 1MB N N 16MB 4MB PAL Y N 17MB 0.25MB 4MB PAL Y N 20MB 1MB 4MB PAL Y N 32MB 4MB PAL 4MB PAL Y Y 64MB 16MB PAL Y N 65MB 0.25MB 16MB PAL Y N 68MB 1MB 16MB PAL Y N 80MB 4MB PAL 16MB PAL Y Y 128MB 16MB PAL 16MB PAL Y Y ------------------------------------------------------------------ 05/14/00 1st rev 06/08/00 added RAM configurations gamba