All Questions
Tagged with power-management power-supply
48
questions
1
vote
3
answers
8k
views
How to know how much power my PC is consuming? [duplicate]
Possible Duplicate:
How can I calculate power consumption of my PC in Watt?
I'm living with my parents. My dad was complaining that because of my excessive computer usage , he had to pay huge ...
- 4,369
6
votes
2
answers
917
views
Reduce power use on computer
I watch a lot of movie's on my computer which is connected to my TV. Problem is i built the pc to be a gaming computer and it has the power supply to match (1200w).
Is there a way to set it into a "...
- 7,042
59
votes
5
answers
107k
views
How do you check how much power a USB port can deliver?
Some laptops have a special USB port that can deliver more power than the other ones. However it is not always easy to identify which one is the good one, nor how much power it can deliver.
So is ...
- 6,334
10
votes
4
answers
11k
views
Does my 1000 watt 80gold+ (90% efficient) PSU pull 1111 watts, 1000 watts, or 900 watts from my wall receptacle at 100% load?
Does my 1000 watt 80gold+ (90% efficient) PSU pull 1111 watts, 1000 watts, or 900 watts from my wall receptacle at 100% load?
When I plug my 200 watt video card into one of the PCIe power connectors.....
- 1,066
7
votes
1
answer
7k
views
Internal UPS for desktop computers? [closed]
I was wondering, are there internal UPS'es available for desktop computers?
Every laptop has something like a UPS in it: The battery pack. Desktop computers don't consume that much power, it should ...
- 2,881
1
vote
3
answers
3k
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Do C13 male/female cables exist? Or do I even need them?
I am hoping to plug a few computers into this HP PDU soon.
I have aftermarket power supplies, all of which take c13 female connections apparently.
The PDU (from what I gather in the pdf) has 8 * c13 ...
- 1,066
4
votes
1
answer
1k
views
Do Any PDUs/Power Strips That Plug Into A 14-30 Receptacle Even Exist?
I am hoping to turn my laundry room into a mini data-center.
My dryer takes a 4 pronged, 120/240v NEMA 14-30 receptacle.
Most all PDUs seem to have NEMA L6-30 plugs (3 prongs, twist lock).
...
- 1,066
1
vote
2
answers
388
views
What Sized Cables Are Most Commonly Used To Connect To PSUs?
Most all wall plugs in North America are type A or type B.
What type of cable end usually plugs into an aftermarket PSU?
I am pretty sure it is the C13 cable, but not many PSUs make this ...
- 1,066
2
votes
2
answers
120
views
Desktop PC power supplies - will a fancy one save power (while powering same hardware components)?
Say I put a cheap power supply into a PC, could I save electricity costs by replacing it with some kind of fancy PSU (that's "more efficient" or has some kind of intelligent power management)?
I know ...
- 607
0
votes
1
answer
467
views
Laptop HP530 has the same brightness with battery than with AC power
I have a notebook (HP 530) and I always noticed that with the AC power cable plugged the brightness of the monitor is greater than without it (i guess its to save power when running on battery). But ...
- 97
8
votes
7
answers
21k
views
How do I lower power consumption of my computer
My electricity bills are high and my Dad keeps shouting me for that (I use my computer over 20 hours per day). Below are the few things I am curious to know;
How do I lower my Computer Power ...
- 7,696
7
votes
2
answers
85k
views
How many watts do case fans generally use?
I'm deciding between a 500 watt PSU and a 600 watt PSU.
I currently have a 460 watt PSU that powers everything but my dvd drive, spare hard drive, and 2 fans.
I've determined 40 watts is enough to ...
- 639
4
votes
2
answers
3k
views
Is a laptop damaged by always keeping it plugged in?
If I keep the power cord plugged in all of the time, will it damage my laptop?
- 41
1
vote
1
answer
97
views
How to know if there are stability/ compatibility issues with enabling intel(R) speedstep
There is this power-saving app called granola. And it requires enabling Intel(R) speedStep on the bios(CPU Configuration).
How would I know if there are issues with enabling this feature with my ...
- 3,679
3
votes
5
answers
3k
views
Does a cable internet connection remain active during a loss of power in the apartment building?
I live in an apartment building in Czech Republic, Europe. I have a cable internet connection with a static IP connected to an Ubuntu server I set up. Recently out building lost power, though the ...
- 613