Cisco 4GB DDR3 SDRAM Memory Module - For Server - 4 GB (1 x 4GB) - DDR3-1333/PC3-10600 DDR3 SDRAM - 1333 MHz - ECC - Unbuffered - 240-pin - DIMM Enables efficient and smooth execution of all your heavy-duty applications with maximum productivity Up to 1333 MHz speed with unbuffered signal for smooth computer performance 4 GB of memory to refine your computer's performance 240-pin-pin DDR3-1333/PC3-10600 operates at an effective bus speed with minimal power consumption and as a result, you get optimal computer performance with an improved memory heat dissipation 1 x 4GB modules for enhanced memory reliability and productivity 240-pin for optimal performance and maximum reliability Server device support for your RAM Module to allow enhanced system performance and reliable memory solution DIMM form factor with 240-pin and 4 GB memory size effectively reduces minimizes the load on the server memory BUS to ensure maximum productivity Unbuffered signal processing provides reliable optimization for your required applications to allow maximum usability