Asus P4U800-X P4U800-X user's manual for English Version - Page 17

1.6 Central Processing Unit (CPU) 1.6.1 Overview The Intel® Pentium® 4 processors has a gold triangular mark on one corner. This mark indicates the processor Pin 1 that should match a specific corner of the CPU socket. P4U800-X Gold Arrow ® P4U800-X Socket 478 Incorrect installation of the CPU into the socket may bend the pins and severely damage the CPU! Notes on Intel® Hyper-Threading Technology 1. This motherboard supports Intel® Pentium® 4 CPUs with Hyper-Threading Technology. 2. Make sure to enable the Hyper-Threading Technology item in the BIOS before installing a supported operating system. 3. To verify the Hyper-Threading feature, go to the Windows OS System Properties -> Hardware -> Device Manager -> Processors. The list should display two existing processors. 4. Hyper-Threading Technology is supported under Windows® XP™ and later versions only. 5. It is recommended that you install Windows® XP™ Service Pack 1. 6. For more information on Hyper-Threading Technology, visit www.intel.com/info/hyperthreading. To use the Hyper-Threading Technology on this motherboard: 1. Buy an Intel® Pentium® 4 CPU that supports Hyper-Threading Technology. Install the CPU. 2. Power up the system and enter the BIOS setup (See Chapter 2: BIOS Information). Under the Advanced Menu, make sure that the item Hyper-Threading Technology is set to Enabled. The item appears only if you installed a CPU that supports Hyper-Threading Technology. 3. Reboot the computer. ASUS P4U800-X motherboard 1-7