my S2600cw Board hangs with 8xSamsung M393A1G40DB0-CPB 8GB DDR4-2133 1Rx4 LP ECC REG in 1dpc config in the blue slots.
CPUs are 2x E5-2658v3.
If I remove 4 and use only the 4 outer blue slots they are running fine @2133MHz.
Any idea what might be the problem?