2.3Central Processing Unit (CPU)

2.3.1Overview

The motherboard comes with dual surface mount 940-pin Zero Insertion Force (ZIF) sockets designed for AMD Opteron™ 64 processors.

The 128-bit-wide data paths of these processors can run applications faster than processors with only 32-bit or 64-bit wide data paths.

Take note of the notched corner on the CPU. This corner should match a specific corner on the socket to ensure correct installation.

Notched corner

2.3.2Installing the CPU

Note in the above illustration that the CPU has a notched corner. This corner indicates the processor Pin 1 that should match a specific corner of the CPU socket.

Before installing the CPU, remove the chassis fan attached to the inner side of the rear panel to allow enough space for the installation. Refer to section “2.10 Removable components” for details.

Socket for CPU2 Socket for CPU1

If installing only one CPU, use the CPU socket marked CPU1.

ASUS TW510-E2

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