Threadripper 1950X Not posting with all DDR Modules installed

[mogsten]

I have built a PC with a Threadripper 1950X and 128GB of Corsair Dominator Platinum 3000MHz DDR4
However, when installing all 8 sticks, the system will not post.

 

Installing 4-6 Sticks of DDR4 will work, but will sometimes cause issues

Is there potentially a compatibility issue with the RAM and CPU?

 

TIA

[Opencircuit74]

Have you tried testing the RAM that works with https://www.memtest86.com/? That may identify a bad stick, if you happen to have one. I would also recommend using one stick at a time and seeing if that narrows down the problem (or 2, I forgot how TR works).

[Cereal5]

Do the normal one of ram at a time in each slot and see if it's either a stick that is bad, a slot that is bad, or maybe even a whole channel is bad.

[mogsten]

I have done the single Stick at a time test.
All work fine when doing so.

Only happens when installing anything higher than 5 sticks.

 

[mogsten]

7 minutes ago, Opencircuit74 said:

Have you tried testing the RAM that works with https://www.memtest86.com/? That may identify a bad stick, if you happen to have one. I would also recommend using one stick at a time and seeing if that narrows down the problem (or 2, I forgot how TR works).

Ran MEMTEST for 96 Hours, found no issues with the RAM.
However, had to run it in Dual Channel configurations.

[Opencircuit74]

4 minutes ago, mogsten said:

Ran MEMTEST for 96 Hours, found no issues with the RAM.
However, had to run it in Dual Channel configurations.

Have you updated the BIOS/tried running the RAM at 2133?