DO NOT FLASH the new AGESA 1.2.0.3e (beta) bios unless you're brave

Kryptonite

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Mar 6, 2025
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New AGESA 1.2.0.3e bios out for X870e Tomahawk too
Removed Link to Broken BIOS

IMPORTANT heads up - DO NOT FLASH this new bios if you overclock Memory, or care about getting back to an older bios easily:
-Had a stable daily 7800 36-45 profile at 1.43V that would not even run with this bios at 38-48 at way looser timings AND way higher voltages, all with GearDown disabled only at Nitro 1-3-1. No, I’m not interested in enabling GearDown mode, or relaxing Nitro to 2-3-1. It has never been required at 7800 on this board with my CPU sample and 3 different 2x24GB kits
-Boots way too quickly than before, I suspect it's not training long enough, and couldn't extend the training duration despite playing with Robust training, Increasing RX and TX taps, setting Nitro to 8x/8x, etc. Tried every trick in the book
-Max stable on my setup was only 7600 MHz, which is ridiculous
-CPU PBO with curve optimiser was fine in general, found no difference in CPU perf

Tried to flash back the older A52 bios I was on, and it wouldn't even enter M-Flash, kept hanging at 0d, which has never happened before. Did the same after clear CMOS followed by M-flash, clear CMOS followed by restore defaults-> save/exit-> followed by M-flash. Once entering M-flash failed, it wouldn't even post anymore, hanging at Ab, 0d, 97 etc randomly.

This is just nonsense, what kind of QA/testing do they even do before releasing a bios? Having been with MSI for a while, I know if there is an additional digit after the primary bios # (the 3 after the 7 in this case), it is a Beta bios and needs to be taken with a pinch of salt, but not having tested the ability to let users get back to an older bios is inexcusable.

Had to resort to Bios flashback to get back to A6 which seems the same as A52 and perfectly stable so far.
 
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Solution
Update:
Here is the new BIOS v2A75
which should resolve the following issues:
  • * Unstable RAM OC
  • * Hang 0D when saving BIOS settings or doing M-Flash
Add patch BIOS for the following boards by Pangolin
>> BIOS Link <<
2025-06-20
- X870E GODLIKE
- X870 TOMAHAWK WIFI
- PRO X870-P WIFI
- X870E CARBON WIFI
- B850I EDGE TI WIFI
- MAG B850 TOMAHAWK MAX WIFI
- MPG B850 EDGE TI WIFI
- B850M GAMING PLUS WIFI
2025-06-23
- MPG X870E EDGE TI WIFI
  • x870e carbon wifi looks like the issue is fixed. still stress testing, but i was able to boot 8000cl34 gdm off using my previous tuning with the new bios. the old one would just blue screen instantly.

    (edit: seems this new bios is even better at memory oc can run rn tighter timings with less voltage idk what happened but it seems stable 9+ hours on karhu)
 
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And why did they not provide the link?

MSI probably will upload them in their site a bit later too.
(on forum sometimes we can provide updates faster compared to official web pages)

Why is it on a google drive and not on the Bios Download page?

We(mods, admins) on forum can't upload any stuffs on the MSI pages. (we don't work for MSI as user to user forum)
 
The bios correction has been completed, everything is fine now. !! thanks a lot
Capture.JPGfggyg.JPG
 
I have the 7e59a1 board edge Ti
the actual bios isn't available but the patch is
so is the update procedure the same like you said ?
Thank you
 
i'm now on 2a34 on my b850 tomahwak. the update from 2a32 was very trying.
i couldn't use m-flash, boot abort. i want to boot from a usb flash tool prepared usb-stick was not posible any more.
then i want to usb flash. but i get only a red blink led. with palpitations i aborted, too . i had forgot to rename the file to MSI.ROM.

after some clear cmos i could restart the board into the uefi of 2a32 with 4800mt/s and was able to start m-flash in the uefi.
but the blinking usb flash led makes furthermore party. how could i clear the usb flash error?

After another CMOS clear after all. The red led is off
 
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Slightly off-topic, but how is your DDR5-8000 CL38 memory slower both in bandwidth and latency in comparison to my DDR5-6000 CL32?
Was it always like that for you or is there some other performance issue with the new BIOS?
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First, you have latency killer enabled wich is a no brainer and why you’re close to his latency

Second stop measuring latency in Aida and do so in y-cruncher
 
Slightly off-topic, but how is your DDR5-8000 CL38 memory slower both in bandwidth and latency in comparison to my DDR5-6000 CL32?
Was it always like that for you or is there some other performance issue with the new BIOS?
View attachment 203101View attachment 203102
I suspect that while he's able to get it running at that speed (his RAM is rated for 7200), it's running pretty constantly in gear-down mode.
 
Slightly off-topic, but how is your DDR5-8000 CL38 memory slower both in bandwidth and latency in comparison to my DDR5-6000 CL32?
Was it always like that for you or is there some other performance issue with the new BIOS?
View attachment 203101View attachment 203102
bro !! 8000 mhz is not my first choice at the moment, I just ran the 8000 mhz with loose timings to see if the new bios is okay.
For a good result for 8000 mz it requires research and tests, something I don't have time for right now.

but for now for 24/7 I'll settle for these settings 6200 cas 30 Fclk 2133 /nitro 1.2.0 /GDM disable
 

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