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  1. Mr Evil

    Passive CPU cooling

    As far as I know, the best passive CPU cooler currently available is the Noctua NH-P1. I don't have personal experience with it, but from what I've seen it should handle a CPU with a nominal 65W TDP alright. The downside is that it's huge and expensive. I have a CR-80EH that works nicely to...
  2. Mr Evil

    SSD unpowered Data Retention

    I'd love to provide better data, but doing so would require buying a lot of drives and then waiting for years. I have neither the time nor the patience for that, and I doubt any other normal users do either. We have, but as flash cells shrink so it becomes easier for the electrons to fall out...
  3. Mr Evil

    SSD unpowered Data Retention

    I always link to this article when SSD retention comes up: https://www.anandtech.com/show/9248/the-truth-about-ssd-data-retention My own experience is that there is wide variation, with some drives keeping data intact for many years, and others for much less. I've had some cheap USB thumb...
  4. Mr Evil

    Can i plug pc on that apartment? Old fuse box

    This sounds like good advice to me. Even if the wiring is sound, if it's as old as it looks then it will probably be missing important modern safety features like an RCD (otherwise known as a GFCI).
  5. Mr Evil

    End-to-end input latency measurement

    I've been wanting to do end-to-end latency measurements for a long time, as it's easy to do. All it requires is something to generate a measurable signal on an input, and another when the monitor responds to that input. Sensing the input is trivial, since that's what mouse buttons inherently...
  6. Mr Evil

    How many Raspberry Pis do you have and what are they used for?

    There have been quite a few people saying they have unused Pis. Given that there have been shortages of them several times over the years, perhaps consider selling them on, so other people get a chance to put them to use.
  7. Mr Evil

    How do you game? Upscaling or native? (updated poll choices - 24/12, revote!)

    You're lucky then, because nVidia have had problems with high idle power usage in more or less every generation as far back as I can remember. Intel have had problems with their Arc GPUs too, so it's all three GPU companies that can't do it right.
  8. Mr Evil

    Is Teflon the best mouse mat material?

    CF splinters are certainly unpleasant. As you can see from the photos, there hasn't been any appreciable wear at the edges, and no fibres poking out. A mouse mat like this could be made with more benign fibres instead of CF; hemp would be good. Unfortunately the glass is unavoidable since there...
  9. Mr Evil

    Had my first ever magic smoke!

    It's a problem for me whenever something like this happens, because on the one hand I want to send it back for replacement, but on the other hand I want to take it apart to diagnose the failure. Choices, choices.
  10. Mr Evil

    Is Teflon the best mouse mat material?

    I've tried a lot of different materials for mouse mats over the years - various metals, plastics, fabrics, wood, and other more exotic materials. Of all of them, PTFE (Teflon) is the only one I didn't feel was lacking in some way. I'm posting this here now because I happened to be looking at...
  11. Mr Evil

    Is everyone's PC (near) silent at idle?

    I guess it depends on where you live and your hearing, but I've never found a case fan that's completely inaudible at minimum speed, and I've tried a lot of 120 and 140mm fans. It's hard to say exacly how noisy the best ones are because it's close to the noise floor of my quietest microphone...
  12. Mr Evil

    Is everyone's PC (near) silent at idle?

    Almost all PCs will have at least one fan that doesn't stop at idle, so they are going to make some noise. The massive difference in cooling between truly passive airflow and even a really slow fan makes it usually not worth turning all the fans off.
  13. Mr Evil

    Is everyone's PC (near) silent at idle?

    I put some effort into making sure all my computers are quiet. The PSU in my PC runs fanless up to something like 500W, so it's almost always off. The GPU fans are off at idle (though they sometimes come on due to multi-monitor idle power consumption issues). The CPU has no fan. That leaves just...
  14. Mr Evil

    Is a non-operational sRGB mode acceptable for an all-round monitor?

    For text and gaming, no. You would need an sRGB mode for colour accuracy in that specific colour space. You would know if you needed that.
  15. Mr Evil

    Do people use managed switches in their home network?

    I have a managed switch, and the only thing I use it for is segregating the guest WiFi into its own VLAN. Definitely overkill for home use. I only have it because I couldn't find any unmanaged switches that had both POE outputs and SFP+ cages.
  16. Mr Evil

    Whats the deal with 2.1 Display Port (Gigabyte monitor + current gen cards)

    If someone says "proper" DP 2.1, they probably mean UHBR 20, which is the maximum bandwidth that DP 2.1 allows. There are various lower bandwidths that it supports which are still faster than DP 1.4, and they are all technically DP 2.1. You can see a list of the different bandwidths available to...
  17. Mr Evil

    Something I do not understand about monitors.

    LCDs have a backlight, usually white, that spreads light evenly across the whole display. In front of that is the LCD panel itself, divided into pixels and further subdivided into three subpixels. Each of those subpixels has either a red, green or blue filter in front of it, so they can...
  18. Mr Evil

    New passive CM PSU looks nuts!

    Same as all high-end PC hardware.
  19. Mr Evil

    New passive CM PSU looks nuts!

    It wan't mentioned in the video, but I presume this uses GaN transistors, which have brought PSU size down (and efficiency up) quite a lot compared to silicon. I wonder how much coil whine this produces? With no fan, that becomes the biggest source of noise. My experience is that they are fine...
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