Alexander V. Makartsev wrote: > On 09.05.2021 02:30, deloptes wrote: >> Charles Curley wrote: >> >>>> Fujitsu ESPRIMO Q520 when opening some sh*tty web sitesin firefox the >>>> fan gets extremly noisy. >>> I have a similar problem with some of my older laptops. I have switched >>> to Vivaldi (based on chromium), and that has reduced the problem >>> considerably. Firefox is a resource hog. >> Q520 is not a week/old machine it is i5 cpu >> > I think you have unrealistic expectations. > This unit has 4th gen 2 core CPU rated at 35W TDP. [1] Which is not as > efficient as modern CPUs and don't have the ability to step-down to > low-frequency (under 1GHz) modes. > Turbo Boost doesn't count in the TDP rating and it makes this mini-PC to > generate even more heat. > That amount of heat has to be dissipated with super small heatsink and > cooling fan. [2] > Keep in mind, that fan also has to cool down every other part of this > mini-PC, like ICH, RAM, HDD and power circuit components. > No wonder it struggles to keep up and produce so much noise. > Put this mini-PC under any, not just Firefox, multi-threaded workload > and you will have the same outcome. >
Thank you - I've been thinking of this, but somehow I am not convinced. See the CPU frequency (800). What would be a good test to find out if this theory is true? Should I test by opening the case. If theory is true with proper cooling it wouldn't run crazy. Correct? > > [1] > https://ark.intel.com/content/www/us/en/ark/products/75045/intel-core-i5-4570t-processor-4m-cache-up-to-3-60-ghz.html > [2] https://www.youtube.com/watch?v=TD9y0bkHKjQ > C700 vendor_id : GenuineIntel cpu family : 6 model : 42 model name : Intel(R) Core(TM) i5-2400 CPU @ 3.10GHz stepping : 7 microcode : 0x2f cpu MHz : 1720.697 cache size : 6144 KB Q520 vendor_id : GenuineIntel cpu family : 6 model : 60 model name : Intel(R) Core(TM) i5-4570T CPU @ 2.90GHz stepping : 3 microcode : 0x28 cpu MHz : 800.998 cache size : 4096 KB
