ram underclok

Hi, i've build a pc with this specs: ASRock A320M-DGS (AM4) AMD Athlon X4 950 Gtx 1050 Ti 8GB Ram Stick (2400Mhz) (17-17-17-39) So, the problem is that, in benchmarks and in the motherboard, i seem to not be able to get my ram to run at the advertised 2400 Mhz but just at 1200, is this a...