ADATA Premier DDR4 2666 unbuffered-DIMM memory is the latest upgrade solution that supports Intel's newest platforms for faster data transfer & enhanced power efficiency Utilizing a 288-pin design operating voltage has been reduced from 15V on DDR3 to 12V which not only helps save power by 20 but also boosts transfer bandwidth speed to 213 G Bs Every chip in ADATA memory modules meets strict JEDEC & Ro HS standards ensuring compatibility stability & environmentally friendly products 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