In {TAIL ~ one embodiment}, {HEAD ~ a self refresh rate} of a DRAM is adjusted based on the SPID of that device 
In
In { TAIL ~ one embodiment } , { HEAD ~ a self refresh rate } of a DRAM is adjusted based on the SPID of that device
REL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH