Gigabyte GA-P55-US3L rev.1.0 Intel P55 Socket LGA1156 DDR3 ATX Motherboard.
Features:
- Unique On/Off Charge delivers the best recharging capability to iPad, iPhone and iPod Touch
- 3x USB power delivery for greater compatibility and extra power for USB devices
- Leading quality standard of Ultra Durable™ 3 technology (CPU VRM) with 2oz copper PCB design
- Innovative Smart 6 technology for Smarter PC management
- Support Intel® Core™ i7/ Core™ i5 processors with LGA 1156 socket
- New Dynamic Energy Saver™ 2 technology enables best energy efficiency
- Support ATI CrossFireX for ultimate graphics performance
- Features high speed Gigabit Ethernet connection
- XHD technology accelerating hard drive performance with ease
- AutoGreen technology Greening your PC via Bluetooth cellphone
- Patented GIGABYTE DualBIOS™ technology delivering highest level failure protection
- Home theater quality 8-channel High Definition Audio
- Compatible with Windows 7 to deliver the best operation experience


Specifications:
CPU
Support for an Intel® Core™ i7 series processor/Intel® Core™ i5 series processor /Intel® Core™ i3 series processor in the LGA1156 package
L3 cache varies with CPU
Chipset
Intel® P55 Express Chipset
Memory
4 x 1.5V DDR3 DIMM sockets supporting up to 16 GB of system memory
Dual channel memory architecture
Support for DDR3 2200/1600/1333/1066/800 MHz memory modules
Support for non-ECC memory modules
Support for Extreme Memory Profile (XMP) memory modules
Audio
Realtek ALC888 codec
High Definition Audio
2/4/5.1/7.1-channel
Support for S/PDIF In/Out
Support for CD In
LAN
1 x RTL8111D chip (10/100/1000 Mbit)
Expansion Slots
1 x PCI Express x16 slot, running at x16 (PCIEX16) (The PCIEX16 slot conforms to PCI Express 2.0 standard.)
1 x PCI Express x16 slot, running at x4 (PCIEX4)
1 x PCI Express x1 slot
4 x PCI slots
Storage Interface
Intel® P55 Express Chipset:
6 x SATA 3Gb/s connectors (SATA2_0, SATA2_1, SATA2_2, SATA2_3, SATA2_4, SATA2_5) supporting up to 6 SATA 3Gb/s devices
Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10
GIGABYTE SATA2 chip:
1 x IDE connector supporting ATA-133/100/66/33 and up to 2 IDE devices
2 x SATA 3Gb/s connectors (GSATA2_0, GSATA2_1) supporting up to 2 SATA 3Gb/s devices
Support for SATA RAID 0, RAID 1, and JBOD
iTE IT8720 chip:
1 x floppy disk drive connector supporting up to 1 floppy disk drive
Multi-Graphics Technology
Support for ATI CrossFireX™ technology
USB
Integrated in the Chipset
Up to 14 USB 2.0/1.1 ports (8 on the back panel, 6 via the USB brackets connected to the internal USB headers)
Internal I/O Connectors
1 x 24-pin ATX main power connector
1 x 4-pin ATX 12V power connector
1 x floppy disk drive connector
1 x IDE connector
8 x SATA 3Gb/s connectors
1 x CPU fan header
2 x system fan headers
1 x power fan header
1 x front panel header
1 x front panel audio header
1 x CD In connector
1 x S/PDIF In header
1 x S/PDIF Out header
3 x USB 2.0/1.1 headers
1 x clearing CMOS jumper
Back Panel Connectors
1 x PS/2 keyboard or PS/2 mouse port
1 x coaxial S/PDIF Out connector
1 x parallel port
1 x serial port
8 x USB 2.0/1.1 ports
1 x RJ-45 port
3 x audio jacks (Line In/Line Out/Microphone)
I/O Controller
iTE IT8720 chip
H/W Monitoring
System voltage detection
CPU/System temperature detection
CPU/System/Power fan speed detection
CPU overheating warning
CPU/System/Power fan fail warning
CPU/System fan speed control
BIOS
2 x 16 Mbit flash
Use of licensed AWARD BIOS
Support for DualBIOS™
PnP 1.0a, DMI 2.0, SM BIOS 2.4, ACPI 1.0b
Unique Features
Support for @BIOS
Support for Q-Flash
Support for Xpress BIOS Rescue
Support for Download Center
Support for Xpress Install
Support for Xpress Recovery2
Support for EasyTune
Support for Dynamic Energy Saver™ 2
Support for Smart 6™
Support for Q-Share
Operating System
Support for Microsoft® Windows 7/Vista/XP
Form Factor
ATX Form Factor; 30.5cm x 19.0cm

CPU Support
Socket 1156 |
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Motherboard |
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Vendor | CPU Model | Frequency | L3 Cache | Core Name | Process | Stepping |
Wattage |
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Intel | Core™ i7-880 | 3.06GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Core™ i7-875K | 2.93GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Core™ i7-870 | 2.93GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Core™ i7-870s | 2.66GHz | 8MB | Lynnfield | 45nm | B1 | 82W |
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Intel | Core™ i7-860 | 2.80GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Core™ i7-860s | 2.53GHz | 8MB | Lynnfield | 45nm | B1 | 82W |
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Intel | Core™ i5-760 | 2.80GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Core™ i5-750 | 2.66GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Core™ i5-750s | 2.40GHz | 8MB | Lynnfield | 45nm | B1 | 82W |
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Intel | Core™ i5-680 | 3.60GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i5-670 | 3.46GHz | 4MB | Clarkdale | 32nm | C2 | 73W |
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Intel | Core™ i5-670 | 3.46GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i5-661 | 3.33GHz | 4MB | Clarkdale | 32nm | C2 | 87W |
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Intel | Core™ i5-661 | 3.33GHz | 4MB | Clarkdale | 32nm | K0 | 87W |
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Intel | Core™ i5-660 | 3.33GHz | 4MB | Clarkdale | 32nm | C2 | 73W |
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Intel | Core™ i5-660 | 3.33GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i5-655K | 3.20GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i5-650 | 3.20GHz | 4MB | Clarkdale | 32nm | C2 | 73W |
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Intel | Core™ i5-650 | 3.20GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i3-560 | 3.33GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i3-550 | 3.20GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i3-540 | 3.06GHz | 4MB | Clarkdale | 32nm | C2 | 73W |
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Intel | Core™ i3-540 | 3.06GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Core™ i3-530 | 2.93GHz | 4MB | Clarkdale | 32nm | C2 | 73W |
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Intel | Core™ i3-530 | 2.93GHz | 4MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Pentium G6960 | 2.93GHz | 3MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Pentium G6950 | 2.80GHz | 3MB | Clarkdale | 32nm | C2 | 73W |
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Intel | Pentium G6950 | 2.80GHz | 3MB | Clarkdale | 32nm | K0 | 73W |
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Intel | Xeon X3480 | 3.06GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Xeon X3450 | 2.66GHz | 8MB | Lynnfield | 45nm | B1 | 95W |
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Intel | Xeon L3426 | 1.86GHz | 8MB | Lynnfield | 45nm | B1 | 45W |
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