17.5.1 R9 390X memory clock doesn't downclocking in idle

Discussion created by waitingmoon on May 15, 2017
Latest reply on Oct 20, 2017 by msuomi

After updated 17.5.1 from 16.11.5 (yes, already tried DDU), I noticed that the memory clock always 1500MHz even if in idle. At least, downclocking worked properly on 16.11.5 and 17.2.1. Does anyone have the same issue?


  • Card: SAPPHIRE NITRO R9 390X with Backplate
  • Display 1: DELL U2414H via DisplayPort @59Hz
  • Display 2: DELL U2414H via HDMI @59Hz
  • Display 3: DELL U2414H via DVI-HDMI @59Hz