Hi. I recently had the same problem and I solved it by buying Thaiphoon Burner and rewriting the ram data, because in my case it lost the manufacturing data due to a bios update.
In this video they explain how it works: [ame]
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You can buy it at: https://www.softpedia.com/get/Tweak/Memory-Tweak/Thaiphoon-Burner.shtml