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adam9c1

macrumors 68000
Original poster
May 2, 2012
1,890
315
Chicagoland
2010 dual CPU
8 core 80w
Or
12 core 130w

GTX 680 2GB

several solid state drives
At most one RPM drive

——-

Usage:
Sleep for 20 h
Used for 4 h
Daily

I believe the cost here is .11/kWH

Based on my calculations the cost is between (used different online calculators)
$120 - $150 a year.

Does that sound right?

*also looking for new Mac Mini power consumption but unable to find.
 

h9826790

macrumors P6
Apr 3, 2014
16,656
8,587
Hong Kong
You have to measure the average power consumption in that 4hr usage period. Otherwise, hard to estimate the actual cost.

130W should be quite close to the idle consumption. But since we don't know how hard to push the CPU / GPU during that 4hr, there is no way to tell if your calculation is correct.
 

bsbeamer

macrumors 601
Sep 19, 2012
4,313
2,713
*also looking for new Mac Mini power consumption but unable to find.


"Starting off with an idle Mac mini in its default state while sitting idle when powered on, while connected via HDMI to a 2560p144 monitor, Wi-Fi 6 and a mouse and keyboard, we’re seeing total device power at 4.2W. Given that we’re measuring AC power into the device which can be quite inefficient at low loads, this makes quite a lot of sense and represents an excellent figure."

"In multi-threaded scenarios, power highly depends on the workload. In memory-heavy workloads where the CPU utilisation isn’t as high, we’re seeing 18W active power, going up to around 22W in average workloads, and peaking around 27W in compute heavy workloads."
 
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