EVGA X58 3X SLI - Manual (Page 19)

Align the notches in the processor with the
notches on the socket.
Lower the processor straight down into the
socket with out tilting or sliding it into the
socket
Note: Make sure the CPU is fully seated and
level in the socket.
Close the load plate over the CPU and press
down while you close and engage the
socket lever.
The CPU installation is complete.
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.
Align notches with notches on the CPU