Acer AB460 F1 User Manual - Page 231

211 Figure 3-136. AB2x280 F1 DIMM Numbering DIMM3A DIMM2A DIMM1A DIMM1B For CPU2 CPU2 Toward CPU DIMM1B DIMM1A DIMM2A DIMM3A CPU1 For CPU1 Toward CPU For an interleaved configuration, memory modules of the same size and speed must be installed. You should not mix DIMMs of different sizes and speeds. Note: The DIMM slot number specified in the following tables equals the DIMM slot to be populated. A "---" indicates that the DIMM slot should be left unpopulated. Note: Though multiple DIMM memory module types and speeds may be supported, you need to use DIMM memory modules of the same speed and type.