High performance slows significantly to 0.5GHz when not in use
High performance slows significantly to 0.5GHz when not in use
Which power plan are you applying on Windows? If you're selecting the standard Balanced or Power Saver settings, the system will lower the CPU speed when idle or under light usage. The fluctuations you notice happen because background processes or tasks keep activating one or more CPU cores or threads. You should switch to the 'AMD Ryzen Balanced' profile—this option appears only when your motherboard drivers are properly installed.
To keep your CPU running at its highest speed continuously, you may need to adjust the Windows Power Manager or set the BIOS frequency to a fixed level. This approach works for most setups, though I’m not fully experienced with it. For guidance, YouTube can be useful.
It's been on the Ryzen High Performance system since I first installed Windows. I wasn't sure I'd ever used it before. I expected some variation in speed, but I've kept Task Manager and HWMonitor open for long periods without noticing a big drop—especially not into the MHz range. Even if it did slow down, the odd timing was confusing. For instance, after opening several Chrome tabs while watching a football game, it took over five seconds to respond even after pressing CTL+ALT+DLT. I also reset the min/max settings on HWMonitor, and now the minimum reading has dropped again to 546MHz, which is lower than the usual 3.6–4.4 GHz range. I usually prefer a balanced Ryzen over a high-performance mode, but this is puzzling. Also, I'm unsure if the current draw of 219A is unusual, since the system claims a peak limit of 140A at full power. Could you help me understand what's happening?
Absolutely, in typical scenarios these options aren't usually adjusted because the rig handles itself well. It's just that lately, despite multiple restarts and leaving it off for a while, the power draw remains very high and the speed drops significantly, even when I'm using it. That's why it tends to stay idle rather than run continuously.
I had it off last night and restarted it now. On HWmonitor, the biggest power consumption I’m seeing is 186W. I don’t have much info on these Ryzen processors and their typical power usage, but with only a PDF, Chrome open, and CPU usage staying under 8% at any voltage, yet the draw keeps rising and spiking unexpectedly?