Recent content by m4rky

  1. M

    How do I work out my PSUs efficiency?

    Ahh... This is what I was wondering. I know you can get the voltages on each on the line 12v, 5v, 3.3v etc using a multimeter (as per the sticky thread) but I would also need the amps to work out the wattage used? I have to take the PC apart tonight to install my new cpu cooler so will find...
  2. M

    How do I work out my PSUs efficiency?

    There might be a mis-understanding of what I am after. While the PSU might might running at its most efficient at 40-60% load. That doesn't mean that its an efficient PSU? I am trying to work out if my old PSU is worth replacing with a newer one. If my old PSU is only 70% power efficient...
  3. M

    How do I work out my PSUs efficiency?

    As per the threads title, How do I work out how efficient my PSU is? Correct me if I am wrong, but efficiency is calculated as: Load in DC required by system / Load in AC drawn from Power Socket. I have a plug in power meter so I can get the Load Drawn from the power socket. But how do I...