This Hynix HYMP151F72CP4N3-Y5 4GB ECC RAM is perfect for any server or enterprise networking setup. With a form factor of DIMM and 240 pins, it boasts a bus speed of PC2-5300 (DDR2-667), making it ideal for high-speed data transfer. Its memory features include ECC Memory, ensuring that your data remains secure and protected.This unit comes with a total capacity of 4GB, with 1 module and a capacity of 4GB per module. Its type is ECC RAM and is categorized under Server Memory (RAM), Server Components, Enterprise Networking, Servers, Computers/Tablets & Networking. With its superior performance, this memory unit is a must-have for any server or enterprise networking system.