Lot of  3 Boards SGI 17”x18” year-1990 , for GOLD recovery , 

   **** each Board 17"x18" &  weight is 5 lbs ****

Very Good GOLD = i guaranty  = it is  IDT sram  see all-picture  & last picture ==> do not miss Opportunity 

Silicon Graphic  Board with GOLD pin  year 1990

Board size =  17 inches x 18 inches =  very BIG boards

GOLD year 1990  =    

CPU & controller CHIP  = GOLD Pin = Year 1990

Connector  GOLD pin  =  year 1990

Socket  GOLD pin = year 1900