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1
Introducing the Motherboard
Chapter 1
Introducing the Motherboard
Introduction
Thank you for choosing the P55H-A motherboard. This motherboard is a high
performance, enhanced function motherboard designed to support the LGA1156
socket for Intel
®
Lynnfield processor for high-end business or personal desktop
markets.
This motherboard is based on Intel
®
P55 Express Chipset for best desktop platform
solution. P55 is a single-chip, highly integrated, high performance Hyper-Threading
peripheral controller, unmatched by any other single chip-device controller. This
motherboard supports up to 16 GB of system memory with
dual channel DDR3
1333/1066 MHz . Two PCI slots are supported, fully compliant with PCI rev 2.3
specification at 33MHz. High resolution graphics via two PCI Express slots, in-
tended for Graphics Interface, is fully compliant to the PCI Express Base Specifica-
tion revision 2.0. Additionally, one PCI Express x4 slot is supported, fully compliant
to the PCI Express Base Specificaiton revision 2.0 as well. It implements an EHCI
compliant interface that provides fourteen USB 2.0 ports (eight USB ports and three
USB 2.0 headers support additional six USB ports). It supports the ATI CrossFire
TM
Technology that allows you to install two GPU graphics cards. It also supports Intel ®
Matrix Storage Technology, providing both AHCI and RAID 0, 1, 5 and 10 configu-
ration.
The motherboard is equipped with advanced full set of I/O ports in the rear panel,
including PS/2 mouse and keyboard connectors, one CLR_CMOS button, one eSATA
ports, one LAN port, eight USB ports, one optical SPDIFO port and audio jacks for
microphone, line-in and 8-ch line-out.
In addition, this motherboard comes with an LED for debug, a power on button and
a reset button. The processor can be overclocked when
CPU Over-clocking Func. is
set to Enabled in M.I.B.II (MB Intelligent BIOSII).