SP / Silicon Power SP512MBSDU400L02 - Manual (Page 6)

DDR SODIMM
Product Datasheet
Rev. 1.0 Oct. 2011 6
Simplified Mechanical Drawing(x8 2Ranks)
X64 DIMM, populated as two physical ranks of x8 DDR SDRAMs
Note:
1. All dimensions are in millimeters (inches); MAX/MIN or typical (TYP) where noted.
Note:
2. The dimensional diagram is for reference only.