Transcend DDR3-1866 Registered DIMM - For Workstation - 64 GB (4 x 16GB) DDR3 SDRAM - 1866 MHz - 1.50 V - ECC - Registered - 240-pin - DIMM

Up to 1866 MHz speed with Registered signal for playing the latest games and using heavy software Whether you are playing games, using heavy loaded OS or video editing software, the 64 GB of memory will make them run in a flash DDR3 SDRAM interface multiplexes 2-bit data from memory cell and I/O buses to minimize processor idle time and enhance your computers performance