RAM Memory Module 1GB PC2100R CL2.5 ECC 184 Pin HYS72D128320GBR-7-B. Material: Plastic. Material: Metal. Material: Electronics. Exact item size plus or minus 1/4 inch - 5.25in length x 1.15in width x 0.12in height. Color: Green/Gold. Country of Manufacture: Portugal. Feature: Part Number: FRU 09N4308. Feature: SDRAM DDR 266MHz. DIMM.