Is Leaving a Computer on all the time better or not?
undercaffeinated
Pileated woodpecker

Joined: 28 Oct 2012
Age: 50
Gender: Male
Posts: 185
Location: Canada
BlueMax wrote:
Yeesh.... the only way to get around that would be to leave it not only ON, but also running at 100% load 24/7! Instead of a tiny bit of wear by the change of going from colt to hot or cold, it'll wear out by constant use. The benefit is so negligible, you're better off with the electricity savings. The money saved over 3 years would probably pay for the unlikely event of a CPU/mobo/RAM/HDD replacement, but you'd be upgrading by that time anyway...
Not necessarily 100% load, just a constant load.
But I would agree it's perfectly fine to turn it off, and that leaving it on will wear it out eventually too... I'll stand by what I recommended earlier, which is to turn it off if you're not going to use it soon and leave it on if you are. If you're turning it on and off a dozen times through the day, you're probably better off just leaving it on... but go ahead and turn it off if you're done with it for the night.
Power savings aren't always as big an issue as it seems, though... the wasted power ends up contributing to the heat in the house, at the same efficiency as an electric heater. If you have electric heat and it's cold outside, there's actually absolutely no power savings by turning it off (if you do, your heater will just run more instead). With gas heat, it makes a difference but (for the same reason) less than it may seem. If it's hot outside, it matters though.
undercaffeinated wrote:
But I would agree it's perfectly fine to turn it off, and that leaving it on will wear it out eventually too... I'll stand by what I recommended earlier, which is to turn it off if you're not going to use it soon and leave it on if you are. If you're turning it on and off a dozen times through the day, you're probably better off just leaving it on... but go ahead and turn it off if you're done with it for the night.
Power savings aren't always as big an issue as it seems, though... the wasted power ends up contributing to the heat in the house, at the same efficiency as an electric heater. If you have electric heat and it's cold outside, there's actually absolutely no power savings by turning it off (if you do, your heater will just run more instead). With gas heat, it makes a difference but (for the same reason) less than it may seem. If it's hot outside, it matters though.
Power savings aren't always as big an issue as it seems, though... the wasted power ends up contributing to the heat in the house, at the same efficiency as an electric heater. If you have electric heat and it's cold outside, there's actually absolutely no power savings by turning it off (if you do, your heater will just run more instead). With gas heat, it makes a difference but (for the same reason) less than it may seem. If it's hot outside, it matters though.
I only turn it on and off once a day, and that's when I'm waking up or going to sleep. When it's on, it stays on all-day. That help any?
BlueMax wrote:
That's the whole point here - there is no wear & tear on a computer starting up/down... not a perceptible amount anyway. It's running the hard drive a tiny bit... but, what? ...a minute of loading - tops - on a drive guaranteed for many thousands of running hours.
Maybe thermal wear and increased exposure to large power fluctuations.
techtalknow
Tufted Titmouse

Joined: 28 Mar 2013
Age: 25
Gender: Male
Posts: 42
Location: Oklahoma City, OK
I have a $hitty 2003 Gateway E502 and I always hibernate. When I shut down, i lose everything that was open, and that is a problem because i am always leaving things open, especially homework. I set my power button to hibernate, so in the event of an electrical storm, I can save everything instantly and shut down before the lightning starts to come. Hibernation is like....efficient shut down.
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