Specifications:Capacity: 48GB Kit 6x8GBType: 288-Pin DDR4 SDRAMSpeed: DDR4 2933 (PC4 23400)Voltage: 1.2VDimm Type: RDIMMRank: 1Rx4NEMIX RAM is manufactured using top brand chips and meets or exceeds manufacturer specification along with JEDEC standards. Image may not exactly match product. This memory is in our USA stock and ships same business day before 3PM EST. All NEMIX RAM memory is backed by Lifetime Replacement Warranty and free tech support.