Specs: 1 x 16GB DDR3-1866 PC3-14900 240-Pin ECC Registered 1.5v Dual Rank (2Rx4) 1866MHz

DDR3 ECR* Certified for HP Memory Lifetime Replacement Warranty Included Please contact us for any compatibility questions Made from the highest quality components, Arch Memory RAM modules are designed to increase productivity and help your computer work faster. Arch Memory products are engineered to meet industry standard specifications and rigorously tested to ensure quality. Backed by free technical support, a lifetime replacement warranty and legendary reliability, Arch Memory RAM is your best choice for upgrading your computer's memory.

30 Day money back guarantee. Limited lifetime warranty.