User Manual

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2.6.4 Installing an expansion card to the rear PCIe
expansion card slots (on select models) ................................... 2-25
2.6.5 Installing an OCP 3.0 card to the rear OCP 3.0
socket board (on select models) ............................................... 2-26
2.6.6 (optional) Installing the PFR module ......................................... 2-26
2.7 Cable connections ...................................................................................2-28
2.7.1 NVMe/SATA/SAS backplane .................................................... 2-28
2.7.2 GPU SKU board ........................................................................ 2-29
2.8 Removable/optional components ...........................................................2-29
2.8.1 GPU fans...................................................................................2-30
2.8.2 System fans .............................................................................. 2-31
2.8.3 Redundant power supply units .................................................. 2-32
2.8.4 GPU cards.................................................................................2-33
2.8.5 GPU bridges..............................................................................2-36
2.9 Rail kit options .........................................................................................2-36
Chapter 3: Motherboard Information
3.1 Motherboard layout ....................................................................................3-2
3.2 Central Processing Unit (CPU) .................................................................3-4
3.3 Dual Inline Memory Module (DIMM) ..........................................................3-4
3.4 Jumpers ......................................................................................................3-5
3.5 Internal connectors ....................................................................................3-6
3.6 Onboard LEDs .......................................................................................... 3-10
Chapter 4: BIOS Setup
4.1 Managing and updating your BIOS ..........................................................4-2
4.1.1 ASUS CrashFree BIOS 3 utility................................................... 4-2
4.1.2 ASUS EZ Flash Utility ................................................................. 4-3
4.2 BIOS setup program ..................................................................................4-4
4.2.1 BIOS menu screen ...................................................................... 4-5
4.2.2 Menu bar ..................................................................................... 4-5
4.3 Main menu ..................................................................................................4-7
4.4 Performance Tuning menu ........................................................................4-8
Contents