Nvidia NFORCE 780I SLI - Manual (Page 19)

Hardware Installation
NVIDIA Corporation
October 17, 2007 | DU-03597-001_v01 9
7. Close the load plate over the CPU and press down while you close and
engage the socket lever.
Installing the CPU Fan
There are many different fan types that can be used with this motherboard.
Follow the instruction that came with you fan assembly. Be sure that the fan
orientation is correct for your chassis type and your fan assembly.
Installing Memory DIMMs
Your new motherboard has four 1.8V 240-pin slots for DDR2 memory. These
slots support 256 Mb, 512 Mb and 1 Gb DDR2 technologies for x8 and x16
devices. They also support dual channel DDR2 memory technology up to
10.7GB/s. There must be at least one memory bank populated to ensure
normal operation. Use the following the recommendations for installing
memory. (See Figure 1 on page 5 for the location of the memory slots.)
q One DIMM: Install into slot 0. You can install the DIMM into any slot,
however, slot 0 is preferred.
q Two DIMMs: Install into either slots 0 and 1 or 2 and 3. The idea is to not
have the DIMMs in adjacent slots.
q Four DIMMS: Install into slots 0, 1, 2, and 3.
DIMM Slot 0
DIMM Slot 2
DIMM Slot 1
DIMM Slot 3
CPU side
Card-edge