ADATA Premier DDR4 2666 unbuffered-DIMM memory is the latest upgrade solution that supports Intels newest platforms for faster data transfer & enhanced power efficiency. Utilizing a 288-pin design, operating voltage has been reduced from 1.5V on DDR3 to 1.2V, which not only helps save power by 20%, but also boosts transfer bandwidth speed to 21.3GB/s. Every chip in ADATA memory modules meets strict JEDEC & Ro HS standards, ensuring compatibility, stability, & environmentally friendly products. Meets Demanding Standards for New-Generation Platforms Complies with JEDEC standards Ro HS compliant Supports Intel Skylake-X & Kaby Lake-X CPU Lifetime Warranty All ADATA memory modules are produced & tested using a rigorous quality control process for rapid computing & stable operation. In addition, ADATA memory modules provide customers a lifetime warranty for maximum assurance with excellent service.