2.6.4
PCH Con guration
PCI Express Con guration
This item allows you to con gure the PCI Express slots.
PCI-E Speed [Auto]
This item allows your system to automatically select the PCI Express port speed. When
set to [Gen1], the PCI-E port runs at PCI-E 1.0 speed. When set to [Gen2], the PCI-E
port runs at PCI-E 2.0 speed. Con guration options: [Auto] [Gen1] [Gen2]
IOAPIC 24-119 Entries [Enabled]
This item allows you to enable/disable the IOAPIC 24-119 Entries. IRQ24-119 may be used
by PCH devices. Disabling those interrupts may cause certain devices to fail. Con guration
options: [Enabled] [Disabled]
2.6.5
PCH Storage Con guration
While entering Setup, the BIOS automatically detects the presence of SATA devices. The
SATA Port items show Empty if no SATA device is installed to the corresponding SATA port.
Hyper Kit Mode [Disabled]
Disable this option for M.2 devices. Enable this option for ASUS Hyper Kit card. Con guration
options: [Disabled] [Enabled]
SATA Controller(s) [Enabled]
This item allows you to enable or disable the SATA device. Con guration options: [Enabled]
[Disabled]
SATA Mode Selection [AHCI]
Allows you to set the SATA con guration.
[AHCI]
Set to [AHCI] when you want the SATA hard disk drives to
use the AHCI (Advanced Host Controller Interface). The
AHCI allows the onboard storage driver to enable advanced
Serial ATA features that increases storage performance on
random workloads by allowing the drive to internally optimize
the order of commands.
Intel
®
RST Premium With
Intel Optane System
Acceleration (RAID)*
Set to [Intel
®
RST Premium With Intel Optane System
Acceleration (RAID)] when you want to the SATA hard disk
drives to use Intel
®
RST Premium interface or you want to
create a RAID con guration from the SATA hard disk device.
When you install a 7th Generation CPU, this item appears as [Intel
®
RST Premium With
Intel Optane System Acceleration (RAID)]. When you install 6th Generation CPU, this item
appears as [RAID].
Aggressive LPM Support [Disabled]
This item appears only when you set the previous item to [AHCI] or [RAID] and allows you
to enable or disable PCH entering link power state aggressively. Con guration options:
[Disabled] [Enabled]
2-30
Chapter 2: Getting started
Summary of Contents for PRIME Z270-K
Page 1: ...Motherboard PRIME Z270 K ...
Page 24: ...1 14 Chapter 1 Product introduction ...
Page 76: ...A 6 Appendices ...