4PCS OF 8GB DDR4, 2400MHz, Non-ECC, CL17, X8, 1.2V, Unbuffered, DIMM, 288-pin. Lifetime exchange or repair warranty against manufacturing defects by Computer Memory Solutions. Manufactured by Computer Memory Solutions. We don't use OEM or Generic Modules to avoid incompatibility. Intel Core X-series
Processors (6-core above): 8 x DIMM, Max. 128GB, Intel Core X-series
Processors (4-core): 4 x DIMM, Max.
64GB Compatible with: ASUS/ASmobile - TUF X299 MARK 1, TUF X299 MARK 2, WS X299 PRO, WS X299 SAGE, WS X299 SAGE/10G Motherboards