This 4GB RAM is 100% compatible with the Captiva Ultimate Gaming R71-002.

Information on memory configuration: The following technical specifications should be considered in advance: Non-ECC or ECC (Error-Correction-Code) RAM can be installed in the device. Modules labeled ECC have error correction. Non-ECC memory modules cannot be mixed with ECC memory. If a memory upgrade is to be made with the existing RAM, it must be checked which memory technology (non-ECC / ECC) is present. The device supports non-ECC SO-DIMM or ECC SO-DIMM. Memory modules with the ECC designation have error correction (Error-Correction-Code). Non-ECC memory modules cannot be mixed with ECC memory. If a memory upgrade is to be made with the existing RAM, it must be checked which memory technology (non-ECC / ECC) is present.