This 32GB RAM is 100% compatible with the AOOSTAR NAS WTR MAX (Ryzen). Information regarding memory configuration: The following technical specifications should be considered in advance: Non-ECC or ECC (Error-Correction-Code) RAM modules can be installed in the device. Modules labeled as ECC have error correction. Non-ECC memory modules cannot be used together with ECC modules. If a memory upgrade is to be made with the already existing RAM modules, it must be checked which memory technology (non-ECC / ECC) is present. The device cannot be expanded with 2x48GB (96GB) SO-DIMM. Expansion with 48GB RAM modules is only possible with SO-DIMM ECC modules!.