Peter Ehlert wrote: > On 3/8/21 5:28 AM, songbird wrote: ... >> aren't there gizmos that measure the watts being >> drawn by clipping them around the plug that goes into >> the wall?
> yes: "Kill A Watt" is one brand name, there are probably many others. I > think some can actually record the highs and lows. i haven't used one of those before, but if i were really into figuring all this out (more than i am now) i'd have one. recently i picked up a bunch of new devices and a new motherboard and cpu and just plugged in my old PSU and it hasn't complained yet, but now that i've looked up the power draw for the new CPU if i max it out it will be interesting. the PSU is a fanless Seasonic 80Plus Platinum so i'm really loving that it is a very quiet system. i can overclock this CPU if i want, but i won't but is there a way to limit the power draw from the booting options or command line once i've got it up and running? i'm probably the only person that would ask this but can i underclock it to reduce power draw? i know the CPU has built in temperature sensing and turns the fan on when i do something more than typing and simple browsing, but i also don't want to cook this new CPU because the heat sink is rather small and i've even thought of going completely fanless but i won't now that i see what a pig it can be. my old processor was rated for 35W (not sure what the extreme would have been had i pushed it i never saw it get above 80C when i checked) this new one is rated for 95W but i see that it can draw up to 200somethingW and that's a huge difference. so far i've not seen it get above 60C. most the time it's loafing like this: # sensors pch_cannonlake-virtual-0 Adapter: Virtual device temp1: +38.0°C acpitz-acpi-0 Adapter: ACPI interface temp1: +16.8°C (crit = +20.8°C) temp2: +27.8°C (crit = +119.0°C) coretemp-isa-0000 Adapter: ISA adapter Package id 0: +27.0°C (high = +86.0°C, crit = +100.0°C) Core 0: +26.0°C (high = +86.0°C, crit = +100.0°C) Core 1: +27.0°C (high = +86.0°C, crit = +100.0°C) Core 2: +26.0°C (high = +86.0°C, crit = +100.0°C) Core 3: +26.0°C (high = +86.0°C, crit = +100.0°C) Core 4: +26.0°C (high = +86.0°C, crit = +100.0°C) Core 5: +27.0°C (high = +86.0°C, crit = +100.0°C) Core 6: +26.0°C (high = +86.0°C, crit = +100.0°C) Core 7: +27.0°C (high = +86.0°C, crit = +100.0°C) my ambient temperature runs between 15C - 33C songbird
