Code 15 EXPO enable

Joined
May 6, 2025
Messages
7
Hi, i have a code 15 yellow when i enable the EXPO in the BIOS and same for each start.
But not when the EXPO is disable.

Frist build AMD and G. Skill never see that on all Intel + Corsair Vengence...

AMD 9800X3D
Corsair Nautilus 240 RGB
MSI MAG X870 WIFI
G. Skill NEO RBG 32gb DDR5 6000
Samsung 980 PRO 2tb
MSI 4070 TS X Gaming
EVGA 850W Gold
Corsair 570X
 
Number of training rounds and its duratiom may differ usualy per my observance is 2-4 and duration depend on size of memory.
Having a lot of training on 6000 2x16GB kit is strange as those are easiest memory to run.

Can you try load EXPO and then just switch it from 6000 to 5600 or 5200 ?

Also just to be sure are your memory modules in A2/B2 slots (2nd and 4th from CPU).
 
The memory are in A2/B2
G.Skill Trident Z5 NEO RGB 2x16GB DDR5-6000
F5-6000J3038F16GX2-TZ5NR CL30-38-38-96 1.35v

I have only set up the EXPO enable in my BIOS.
someone say try XMP/AXMP but a don't see it in the BIOS...
 
The memory are in A2/B2
G.Skill Trident Z5 NEO RGB 2x16GB DDR5-6000
F5-6000J3038F16GX2-TZ5NR CL30-38-38-96 1.35v

I have only set up the EXPO enable in my BIOS.
someone say try XMP/AXMP but a don't see it in the BIOS...
There should be also something like Hynix 16GB option build in, at least in my case 48GB it was there.

Also you ca try set expo, and bellow lower frequency.
 
Maybe found the problem... bios updated and now working perfectly for the moment.

Windows+R after msinfo32 for check the BIOS date, because the MSI Center no update for the BIOS with the advanced scan i don't know why...
 
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