Search:

I tested the old usb stick and it dont have any issues or defects.

tested it with windows 10 inbuilt checks + ChkFlsh + h2testw (from c't). No errors at all.

Hello, it was really the usb stick which i used for 4-6 asus pc systems atm.

I used another (old) stick and this time the update worked on Bios 1 & Bios 2.

Never had this Issue on all of my Asus mobos with the same usb stick.

But this time the Bios Flashback Button Update (which i always use) did not work for me.

Tried this for months, reset Bios...

Hello, if you need the old 2002 bios:

i modded the DL link:
https://dlcdnets.asus.com/pub/ASUS/mb/LGA1200/ROG_MAXIMUS_XII_EXTREME/ROG-MAXIMUS-XII-EXTREME-ASUS-2002.ZIP

Use at your own risk.

Push this thread up - testing my 32GB 4000CL15 kit for gsat stabilty.

Is there a post out there which explains the skew control?

Thanks for your help.

I could run my first gsat stable run (1 hour)

DRAM: 1,504v
VCCIO: 1,328v
VCSSA: 1,424v

I will test if i can lower the voltages a bit more..

Did someone run 32GB 4.000 CL15 Kit on a Maximus XII (2002) ?

Got some problems to get it GSAT stable.
(2x Maximus 4x10900KS (2cpus: SP110 & SP100)

Hello,

i own this memory kit:
G.Skill 32GB 4.266Mhz CL17

This kit never worked at full speed - the max i got was 4.100Mhz 16-16-36 (GSAT & HCI stable)
on two 9900KS on 2 maximus XI...

Hello,

i updated the bios from 1101 to 1201 via flashback (with using the reset bios button):

I'am using a 3970x which i used on a GB Aorus Extreme and 2x Alpha's with a G.Skill 128GB 3.200Mhz...

got the extreme alpha ii and with the latest bios - hci memtest got errors (1+ hour).

i use higher voltages but this wont help too!

using a 3970x with 128GB G.Skill 3200 CL14 Kit

after the...

Any experience with this new bios update?

I installed it and its terrible for me:

my 32GB G.Skill 4.266 CL17 wont boot on this (before i could boot but runs not gsat stable).

So i run them...

Version 1602 2020/08/178.17 MBytes

ROG MAXIMUS XI EXTREME BIOS 1602
"- Improve system stability
- Update Microcode and ME firmware for Intel security issue

Before running the USB BIOS...

Try Ryzen DRAM calculator,

running a T2A with 128GB RAM 14-14-34 @ 3600-16-16-36.
Try the safe settings in the calculator - i have to raise the soc voltage to 0,91250v for GSAT/HCI memTest Pro...

I checked my memory but it doesn't run GSAT stable.

Going back to 4.133Mhz 16-16-36

Hello,

i have to build my RTX2080TI in this second slot because it does not fit into the first slot.

With GPU-Z i noticed that this second slot ist only running at x8 instead of x16 (tested...

Wow - thank you thats the first time i can boot my 32GB 4.266Mh 17-18-38!

I already tested 5-6 Kits and 2 Maximus XI Extreme Boards and 1x 9900K and 3x9900KS CPU's!

The max what i ever could...

Hello,

did you fix
ODT RTT PARK (CHA) [Auto]
ODT RTT PARK (CHB) [Auto]

Both to 40 - thats all?

Thanks!

@Samdestroy can you upload your 1302

*.CMO & *.txt File for your setup?

Got the same memory and cpu - thank you!

@Jesseinsf

It worked with remove the power plug and the battery - thanks for helping!

During lowering the voltages my mobo wont boot after bios:

BlInitializeLibrary failed 0xc0000001

Switched bios 1 to 2 but it still does not work.
Even the usb stick wont boot..
...

F4-4266C17Q 32GTZR 32GB RAM

1502 bios is much better than 1401. Most RAM settings wont work and my extreme xI dont boot.

BUT 1502 is now like bios 1302:

i cant run the system GSAT stable...

Hint:

Please test the memory with google app stresstest.

I got 3x 9900KS (diffferent batches) - 3x G.Skill 32GB 4266 CL17 KIT's and my Maximus Extreme XI ca run only 4.100 Mhz max. stable!

@Laelys

I got two kits which wont "work" with bios 1401:
G.Skill Trident Z RGB DIMM Kit 32GB, DDR4-4133, CL17-17-17-37 (F4-4133C17Q-32GTZR)
G.Skill Trident Z RGB DIMM Kit 32GB, DDR4-4266,...