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Central Processing Unit (CPU)
The motherboard comes with an AM2+ / AM2 socket designed for AMD
AM2+ / AM2
Phenom™ FX / Phenom / Athlon™ / Sempron™ processor.
The AM2/AM2+ socket has a different pinout from the 940-pin socket designed for the AMD
Opteron™ processor. Use a CPU that is designed for the AM2/AM2+ socket.
Installing the CPU
To install a CPU:
Locate the CPU socket on the motherboard.
Press the lever sideways to unlock
the socket, then lift it up to a 90°-
Ensure that the socket lever is lifted up to 90°-100° angle, otherwise the CPU will not fit in
M3A78 CPU Socket AM2+