Games after 3-4 minuts playing games (Heroes nad generals, Skyrim, The forest and .... (use hv monitor to see) my memory clock drop from 1750 to 300 every 6-7 sec and GPU clock from 1212 to 1017-1060, back to normal and again drop( make lag in game). This hapened when temp come to 51- 52 C.Cpu temp normal.I not change nothing in wattman and dont install ReLive for screen capture and etc.(This hapened and with 16.12.1 driver).With 16.11.5 driver its not problem.Always stable gpu and memory clock, no drop on any temp.And why in wattman last gpu clock is 1214 (unable to change to 1212 like is my card have).And for information i dont have MSI afterburner or same tools.
AMD Graphics Card:
Gigabyte Radeon RX 460 Windforce OC 4G DDR5
Motherboard: ASRock 990fx extreme3
Memory : 2X 4g 1600
SSD Samsung 850 EVO 250 G
Display device: ACER B226HQlaymidr (conect with DVI)
Power supply: Chieftec 500 w
Operating system: Windows 10 Pro x64 with all update (every day check)
All system is on default (no overclock).