Start with Bios update, using BIOS Recovery from Power Button Menu method: pressed on F10 confirmed by "Y"), the problem may be hardware failure or unsuccessful Bios update. The question remains why the CPU is not running in as expected? If as you say, the Bios is set to default settings and you have saved those settings (i.e. So, at least now we know why your NUC is so slow. Your CPU has Based Speed 3.00 GHz and actually runs 10 times slower. "So I checked with CPU-Z, and I don't see anything wrong." Yes, there is something wrong, the rated Frequency for your RAM has rated frequency 1200 MHz, but is running at 665.1 MHZ only. ![]() ( Added screen captures as a comment below ) Just in case, I check the voltage output from the ACDC adapter, and it's 19.23 V.Then I connected the NUC to the internet to download any updates. Reinstall Windows without internet access (no microsoft drivers), I downloaded all drivers for this NUC model from intel and installed them all, specially the chipset one being the first.Enabling high/maximum performance profile in Windows power settings.An app TPD from Intel crashing at the beginning of Windows boot.Check the fan is working properly (it's clean and not obstructed) and the CPU temperature is within limits (I saw from 30 to 40 C).For the CMOS battery, disconnect, wait ~30 seconds and connect back.Troubleshooting with suggestions in here, I noticed that the CPU clock is "stuck" at 399 MHz even when running performance tests like GeekBench.ĭid some googling, and found some fixes that worked for other people, I tried them with no luck for me. Windows: 105 single-core | 198 multi-core I ran geekbench on an ubuntu live usb, just to discard a bad windows installation, and I got slightly better scores. I ran some benchmarks using geekbench, and I get really low scores. I see no much CPU activity, or process using CPU (less than 5%) or memoryĪlready installed all windows updates, all intel drivers are up to date, BIOS is up to date. Once inside Windows, it's barely usable, opening windows start menu takes around 5 seconds, opening file explorer takes like 8 seconds. It took around an hour to install (in an older NUC5i3, using same SSD, it installed in around 15 minutes, from same USB key). Kingston Technology HyperX Impact 16GB 2400MHz DDR4 CL14 260-Pin SODIMM Laptop Memory HX424S14IB/16. ![]()
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