RAM consists of dynamic random-access memory (DRAM) on 72-pin Single Inline Memory Modules (SIMMs). Each SIMM contains one or two banks of DRAM with up to 16 MB of capacity per bank. The DRAM in the Macintosh Quadra 840AV must have an access time of not more than 60 ns. | RAM consists of dynamic random-access memory (DRAM) on 72-pin Single Inline Memory Modules (SIMMs). Each SIMM contains one or two banks of DRAM with up to 16 MB of capacity per bank. The DRAM in the Macintosh Quadra 840AV must have an access time of not more than 60 ns. |