Reliable Micron 4GB DDR3 ECC Registered Server Memory designed for servers and workstations that require stability and error-correction. 🔴Specifications Capacity: 4GB Type: DDR3 ECC Registered (RDIMM) Speed: 1333MHz Standard: PC3-10600R Brand: Micron Condition: Tested & Working 🔴Available Options(Same Price) With Heat Sink Without Heat Sink