Hi Stephen,Could you confirm that you enabled XMP or EXPO profile in the EUFI please?How many slots are populated with RAM 2 or 4 - (if 4 usually you will have to drop the frequency a bit to get it stable)M

Rob Ainscough wrote:My plan was to put my 4090 in PCIEX16_1 to run X16.But the manual seems to suggest if I install an M.2_1 or M.2_2 or Gen-Z.2 I'll but stuck with PCIEX16_1 at 8X and my M.2's at 4X?Puzzled at what configuration I should be using .....

The best fan control software that I coud find is Argus Monitor.It supports ASUS Fan Extension Card as well.It is very stable and can control GPU fans or water-cooling loop with avg temperatures between CPU/GPU.

macmus wrote:Same issues are propagated to Asus Zenith Extreme II Alpha.. this bios of them needs a serious rework.Unsurprising as Alpha version is basically the same card with better VRMASUS support is still unhelpful on these FAN control issues

Hello Same issue on Zenith II series, reported in multiple threads herehttps://rog.asus.com/forum/showthread.php?116099-ROG-Zenith-II-Extreme-Fan-Xpert-4-issue-and-BIOS&p=798137#post798137