4x Samsung 32GB DDR3-1866 ECC LRDIMM (M386B4G70DM0-CMA4). Rank: 4Rx4. Type: DDR3 LRDIMM. ECC:Yes – Error Correcting Code. Module Size: 32GB. ECC Support: Yes. Manufacturer: Samsung. The unit that is advertised may not be the exact one that you will receive.
