Is there any program that can give the breakdown on how much power is being used on which components?
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HWInfo32 can give a good idea of the CPU power use.
Depending on the type of laptop you have, the CPU is probably using the most power (If you have a high end gaming system the GPU would have top honors).
Compared to CPU/GPU the rest of the components use a lot less power.
Why is it you want to know each components power use? -
There are certain sensors/methods that monitor the current (amps) for various components, mostly CPU.
HWiNFO32 can monitor power usage (not by guessing) thru various sensors if it's present in hardware. For NBs this is mostly thru the 5-series chipset PCH, but it needs to be properly initialized by BIOS (not all machines do that). -
please specify those sensors, please.....
exactly. -
What, which sensors shall I specify? Those that can monitor current/power usage?
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Sensors that can monitor power consumption:
- Nehalem-based CPUs with Ibex Peak PCH (Core i3/5/7 + 5-series chipset) in case the 'sensor' device is properly implemented and configured by BIOS. IMON signal...
- Future Intel and AMD CPUs (already supported by HWiNFO32).
- Analog Devices ADP3228, ASP0800 (used as EPU sensor on some ASUS boards)
- Unknown sensors on some MSI boards (like MS-7580, MS-7581, MS-7583)
- Giga-Byte DES sensors (seem to be a bit confusing and not confirmed to work reliably)
- Nuvoton NCT6776 (not verified yet)
+ some others that I forgot... -
without specifics as they relate to the OPs post, you've given us a nice list of catalog components.....
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From looking at the different monitoring software out there HWinfo32 is one of the nicer programs, it has a nice clean interface, it is well supported by the Author, which is Mumak by the way, and at this time is Freeware. -
If you want to know how much power is consumed you can use an ampermeter before your power supply to get a reading? CPU, HDD have power ratings but when you get to LCD display, GPU, RAM, motherboard you'll get lost in power ratings. I don't know what's the point in this? You should know by now what are your power hungry components and they have power ratings listed onto them. Except the GPU, LCD display and RAM. Power consumption is reflected into battery lifetime so noone needs a breakdown per components.
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For some reason even when cpu usage is 0%, my power consumption is 4-5w higher than it should be for no reason. I wanted to know where it's going.
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List out your laptop specs and what programs you are currently using to measure power consumption.
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Program to get power consumption breakdown
Discussion in 'Hardware Components and Aftermarket Upgrades' started by vinuneuro, Aug 29, 2010.