Buy Kingston KTL-TS426ES8/16G Memory Module Capacity: 16GB Memory Type: DDR4 SDRAM Application: Designed for servers Speed: 2666 MHz (DDR4-2666/PC4-21333) Memory Configuration: Single-rank CAS Latency: CL19 Voltage: 1.20V Error Correction Code (ECC): Yes, ECC-supported Buffering: Unbuffered Pin Count: 288-pin DIMM Warranty: Lifetime warranty