1-12User’s Guide1.4 Memory UpgradeThe system board comes with four 72-pin SIMM sockets that support4-MB and 16-MB single-density SIMMs and 8-MB and 32-MB double-density SIMMs. Table 1-4 lists the possible 64-bit memoryconfigurations.Table 1-4 Memory Configurations (64-bit)Bank 0 Bank 1 TotalSIMM-1 SIMM-2 SIMM-3 SIMM-4 Memory4 MB 4 MB 8 MB4 MB 4 MB 8 MB8 MB 8 MB 16 MB8 MB 8 MB 16 MB4 MB 4 MB 4 MB 4 MB 16 MB4 MB 4 MB 8 MB 8 MB 24 MB8 MB 8 MB 4 MB 4 MB 24 MB8 MB 8 MB 8 MB 8 MB 32 MB16 MB 16 MB 32 MB16 MB 16 MB 32 MB4 MB 4 MB 16 MB 16 MB 40 MB16 MB 16 MB 4 MB 4 MB 40 MB8 MB 8 MB 16 MB 16 MB 48 MB16 MB 16 MB 8 MB 8 MB 48 MB16 MB 16 MB 16 MB 16 MB 64 MB32 MB 32 MB 64 MB32 MB 32 MB 64 MB4 MB 4 MB 32 MB 32 MB 72 MB32 MB 32 MB 4 MB 4 MB 72 MB8 MB 8 MB 32 MB 32 MB 80 MB32 MB 32 MB 8 MB 8 MB 80 MB16 MB 16 MB 32 MB 32 MB 96 MB32 MB 32 MB 16 MB 16 MB 96 MB32 MB 32 MB 32 MB 32 MB 128 MB