Visit our storeSamsung 512MB PC2100 ECC Workstation Server Memory RAMModel Number: M312L6420ETS-CB0 Manufacturer: Samsung Model Number: M312L6420ETS-CB0 Type of Memory: Workstation Memory (Will not work with regular desktops) ECC: Yes Memory Capacity: 512MB Included: One module of 512MB memory Condition: Refurbished Warranty: 30 Days Shipping is free within continental US only!We Reserve The Right To Cancel Your buy (for buyders with "0" and negative feedbacks) compeve Store