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schnaps19812016-08-29 06:08:10
RAM
schnaps1981, 2016-08-29 06:08:10

The memory sticks are the same, but the revision is different. The computer does not start. Why?

Hello! the problem is the following.
there is a server, based on ASUS Z10PE-D16 WS motherboard
https://www.asus.com/Motherboards/Z10PED16_WS/
only one socket is used
to the server there is a set of RAM 8x16GB
www.crucial.com/usa/en/ct16g4rfd4213
was originally purchased 4x16GB, everything worked properly for half a year.
Then another 4x16 of what seemed to be exactly the same memory was purchased. (CT16G4RFD4213)
But the purchased set came in a newer revision of the hardware. I drew attention to this, since the dies are somewhat different in appearance. But nevertheless inserted it into the server. Thus, all slots for one socket were occupied by memory strips.
Everything worked fine for 2 days, on the 3rd day the server rebooted on its own and at initial boot it got into state B7 (displayed on the digital indicator of the motherboard)
in the user manual on page 47, there is a decryption, and it means Configuration Reset (reset of NVRAM settings)
dlcdnet.asus.com/pub/ASUS/mb/Socket2011-R3/Z10PE-D...
which, in general, completely baffles....
now it won't start in any kind of memory set. But if you insert only new strips, or only old ones, then everything works fine, the memory can be seen all (64GB) tests pass normally, which probably indicates that the memory is working.
In the BIOS, all settings related to memory are set to "default", many are in the AUTO state.
Just noticed it yesterday. the old memory starts at 1866 (according to the message at boot). At what frequency the new one is launched, I did not have time to find out yesterday, since it was already very late.
In the compatibility list of the motherboard with memory, the old memory is available, the new one is not
dlcdnet.asus.com/pub/ASUS/mb/Socket2011-R3/Z10PE-D...
8b76ad51.png
How to make both sets work simultaneously?
Old memory
revision CT16G4RFD4213.36F A2
New memory
revision CT16G4RFD4213.36F B1
e96bbbf3b5cf403e975dd19b21e72516.jpg New memory at the top. I apologize for the quality of the picture, I'll try to remake it later

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