A configurable memory includes an interface section, {HEAD ~ a plurality} of {TAIL ~ memory modules}, and an internal configuration section 
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A configurable memory includes an interface section , { HEAD ~ a plurality } of { TAIL ~ memory modules } , and an internal configuration section
OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH