Komputerbay 64GB 4x16GB 1333MHz DDR3 PC3-10666 ECC Registered CL9 DIMM DR x4 Server Memory 64 GB Komputerbay 64GB 4x16GB 1333MHz DDR3 PC3-10666 ECC Registered CL9 DIMM DR x4 Server Memory 64 GB 64GB module of 1333MHz DDR3 Memory 240-Pin Registered ECC DIMM Specifically designed and tested for compatibility in various devices Lifetime Warranty