Hi Daniel, Run *dmidecode* and search for "Interleaved Data Depth" to check if the ram is running in quadchnnel mode you (check https://unix.stackexchange.com/questions/215206/detect-number-of-ram-channels for more info on this matter). In your case you should have two "Interleaved Data Depth: 4"
BogDan. 2017-05-01 16:34 GMT+03:00 Daniel Kulesz <daniel.i...@googlemail.com>: > Hi Bogdan, > > I am running my KGPE-D16 with 2x6276 and 16 of these 8GB Samsung RDIMMs: > > M393B1K70DH0-YK0 > > They work fine in coreboot. If you want to run them at 1600MHz, you need to > raise the voltage to 1.5V even if the vendor bios clocks them at 1600MHz with > 1.35V. They work fine in this setting as well, although this is out-of-spec > according to Timothy Pearson. I have no idea how to check if they run in > quadchannel but appreciate any hints. You can find more info on this thread: > > https://mail.coreboot.org/pipermail/coreboot/2017-February/083151.html > > Please be aware that power consumption in idle on the KGPE-D16 is still a > major issue with coreboot (~150W with coreboot while ~80W with vendor bios in > dual-cpu config): > > https://mail.coreboot.org/pipermail/coreboot/2017-February/083195.html > > Also, if running the board populated with DIMMs in all slots the best bootup > time for coreboot I could get was around 30s: > > https://mail.coreboot.org/pipermail/coreboot/2017-March/083595.html > > On the contrary, with just 2 UDIMMs, it booted up almost instantly. Please > consider this as well when making the decision. > > Yet, I am happy to welcome more KGPE-D16 users and share experience. > > Cheers, Daniel -- coreboot mailing list: coreboot@coreboot.org https://mail.coreboot.org/mailman/listinfo/coreboot
