Module Name: PC3-12800R Speed: 1600 MHz Data Integrity Check: ECC Kit Storage Capacity: 2048GB (64 x 32GB) Condition: Fully Tested, Refurbished Warranty:1 Year Warranty Compatible with IBM R910 IBM 2048GB (64 x 32GB) DDR3-1600 MHz PC3-12800R ECC Registered Server Memory Upgrade Kit