Central Processing Unit (Cpu) - Asus M5A99X EVO User Manual

2.2.2

Central Processing Unit (CPU)

The motherboard comes with an AM3+/AM3 socket designed for AMD
Phenom™ II / Athlon™ II / Sempron™ 100 Series Processors.
Ensure that all power cables are unplugged before installing the CPU.
The AM3+ socket has a different pinout from the 940-pin socket designed for the AMD
Opteron processor. Ensure that you use a CPU designed for the AM3+ socket. The CPU fits
in only one correct orientation. DO NOT force the CPU into the socket to prevent bending
the connectors on the socket and damaging the CPU!
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Chapter 2: Hardware information