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Asus Z87-C User Manual

Asus Z87-C
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Chapter 2: BIOS information
2-43
DB Management
The db (Authorized Signature database) lists the signers or images of UEFI
applications, operating system loaders, and UEFI drivers that you can load on the
single computer.
Delete the db
Allows you to delete the db le from your system.
Conguration options: [Yes] [No]
Load db from File
Allows you to load the downloaded db from a USB storage device.
Append db from File
Allows you to load the additional db from a storage device so that more
images can be loaded securely.
The db le must be formatted as a UEFI variable structure with time-based authenticated
variable.
DBX Management
The dbx (Revoked Signature database) lists the forbidden images of db items that are
no longer trusted and cannot be loaded.
Delete the dbx
Allows you to delete the dbx le from your system.
Load dbx from File
Allows you to load the downloaded dbx from a USB storage device.
Conguration options: [Yes] [No]
Append dbx from File
Allows you to load the additional dbx from a storage device so that more
db’s images cannot be loaded.
The dbx le must be formatted as a UEFI variable structure with time-based authenticated
variable.
2.8.12 Boot Option Priorities
These items specify the boot device priority sequence from the available devices. The
number of device items that appears on the screen depends on the number of devices
installed in the system.
To access Windows
®
OS in Safe Mode, do any of the following:
Press <F5> when ASUS Logo appears.
Press <F8> after POST.
To select the boot device during system startup, press <F8> when ASUS Logo
appears.

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Asus Z87-C Specifications

General IconGeneral
ECCNo
Non-ECCYes
Memory channelsDual-channel
Memory slots typeDIMM
Number of memory slots4
Supported memory typesDDR3-SDRAM
Maximum internal memory32 GB
Supported memory clock speeds1333, 1500, 1600, 1666, 1800, 1866, 1900, 2000, 2100, 2133, 2200, 2250, 2400, 2450, 2600, 2666, 2800, 3000 MHz
Processor socketLGA 1150 (Socket H3)
Processor manufacturerIntel
Compatible processor seriesIntel Celeron, Intel Pentium
Maximum number of SMP processors1
USB 2.0 connectors3
Number of SATA III connectors6
Number of Parallel ATA connectors0
HDMI version1.4a
USB 2.0 ports quantity2
Audio chipRealtek ALC892
Cooling typePassive
Component forPC
Motherboard chipsetIntel® Z87
PC health monitoringCPU, FAN, Temperature
Audio output channels7.1 channels
Motherboard form factorATX
RAID levels0, 1, 5, 10
Supported storage drive interfacesSATA, SATA II, SATA III
Graphics cardHD Graphics
Maximum resolution4096 x 2160 pixels
Parallel processing technology support2-Way CrossFireX, Quad-GPU CrossFireX
PCI Express slots version2.0, 3.0
PCI Express configurations1x4, 1x16
Cables includedSATA
Ethernet interface typeGigabit Ethernet
BIOS typeEFI AMI
BIOS memory size64 Mbit
Weight and Dimensions IconWeight and Dimensions
Depth214 mm
Width305 mm

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