GMM791000NS-80

Dynamic random-access memory (DRAM) single in-line memory module (SIMM) containing a 1 Megabyte x 9-bit configuration with non-parity layout operating at a standard 80-nanosecond refresh performance limit. Equivalents: No direct cross-brand drop-in part matches due to specific proprietary board manufacturing runs. Real-Life Examples: Early Apple Macintosh computers, vintage Roland and Akai hardware samplers, 386DX desktop PC setups.