** FOR SERVERS AND SOME MAC's ONLY, WILL NOT WORK IN PC'S ** DataRam DRH1066RQ DDR3 PC3-8500R 16Gb Registered ECC Server Memory RAM Product Type             Memory Module Storage Capacity        32GB Memory Technology   DDR3 RDIMM Number of Modules    2 Memory Speed          1066MHz Form Factor              240-PIN RDIMM Signal processing       REGISTERED DRH1066RQ