HYS 72Dxx0xxGR-7/8-B Registered DDR-I SDRAM-Module.
HYS72D128020GR-7-B - 2.5 V 184-pin Registered DDR-I SDRAM Modules
HYS 72Dxx0xxGR-7/8-B Registered DDR-I SDRAM-Modules 2.5 V 184-pin Registered DDR-I SDRAM Modules 256MB, 512MB &1GByte Modules PC1600 & PC2100 Prelimi.