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Gigabyte GA-P55-USB3 User Manual

Gigabyte GA-P55-USB3
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- 13 - Hardware Installation
1-3 Installing the CPU and CPU Cooler
1-3-1 Installing the CPU
A. Locate the alignment keys on the motherboard CPU socket and the notches on the CPU.
Read the following guidelines before you begin to install the CPU:
• Make sure that the motherboard supports the CPU.
(Go to GIGABYTE's website for the latest CPU support list.)
• Always turn off the computer and unplug the power cord from the power outlet before installing
the CPU to prevent hardware damage.
• Locate the pin one of the CPU. The CPU cannot be inserted if oriented incorrectly. (Or you may
locate the notches on both sides of the CPU and alignment keys on the CPU socket.)
• Apply an even and thin layer of thermal grease on the surface of the CPU.
• Do not turn on the computer if the CPU cooler is not installed, otherwise overheating and dam-
age of the CPU may occur.
• SettheCPUhostfrequencyinaccordancewiththeCPUspecications.Itisnotrecommended
thatthesystembusfrequencybesetbeyondhardwarespecicationssinceitdoesnotmeetthe
standard requirements for the peripherals. If you wish to set the frequency beyond the standard
specications,pleasedosoaccordingtoyourhardwarespecicationsincludingtheCPU,graph-
ics card, memory, hard drive, etc.
NotchNotch
Alignment Key
Alignment Key
LGA1156 CPU
LGA1156 CPU Socket
Pin One Corner of the CPU Socket
Triangle Pin One Marking on the CPU

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Gigabyte GA-P55-USB3 Specifications

General IconGeneral
Non-ECCYes
Memory voltage1.5 V
Number of memory slots4
Maximum internal memory16 GB
Processor socketLGA 1156 (Socket H)
Processor manufacturerIntel
USB 2.0 connectors2
Number of SATA connectors8
Number of EATX power connectors1
Controller interface typeiTE IT8720
Headphone outputs6
USB 2.0 ports quantityUSB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Firewire (IEEE 1394) ports0
Audio chipRealtek ALC888
Motherboard chipsetIntel® P55
Audio output channels7.1 channels
Motherboard form factorATX
Compatible operating systemsWindows 7/Vista/XP
PCI slots3
RAID levels0, 1, 5, 10, JBOD
Networking featuresGigabit Ethernet
BIOS memory size32 Mbit
Weight and Dimensions IconWeight and Dimensions
Depth244 mm
Width305 mm

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