Phoenics Electronics

R181/281 Basics



Both servers us the same motherboard.  It as a dual CPU board currently using 2.0GHz 28 core CPUs.   They are soldered down.   There are no other options at this point.  


12 DIMMS per CPU, current the max qualified size DIMM is 32G but we expect 64G DIMMs on the AVL in 2018.   There are 8 memory controllers per CPU.   Max memory BW is achieved with 8 DIMMS populated.   With 8 DIMMS installed, the MB supports 2666MHz.   With 12 DIMMS populated the memory subsystem runs at 2400MHz. 


There are 2 x 10G SPF+ cages on board. 

Additional NICs are available on request:  1G, 25G, 40G, 50G, 100G. 


The R181 supports 10 x 2.5" bays.

The R281 supports 24 x 2.5" bays.  

The R181 supports 2 x U.2 NVME  drives natively.  

The R281 supports 4 x U.2 NVME drives natively.


1Gbe dedicated management port.   2 x USB3.0 ports.  VGA port

NVIDIA® GeForce® GT 710 

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