GA-P55-UD3R

content at anytime without prior notice.
* All trademarks and logos are the properties of their respective holders.
* Due to standard PC architecture, a certain amount of memory is reserved for system usage and therefore the actual
memory size is less than the stated amount.
Specifications
CPU 1. Support for an Intel ® Core i7 series processor/Intel ® Core i5 series
processor in the LGA1156 package
(Go to GIGABYTE's website for the latest CPU support list.)
2. L3 cache varies with CPU
Chipset 1. Intel ® P55 Express Chipset
Memory 1. 4 x 1.5V DDR3 DIMM sockets supporting up to 16 GB of system memory
2. Dual channel memory architecture
3. Support for DDR3 2200/1333/1066/800 MHz memory modules
4. Support for non-ECC memory modules
5. Support for Extreme Memory Profile (XMP) memory modules
(Go to GIGABYTE's website for the latest memory support list.)
Audio 1. Realtek ALC888 codec
2. High Definition Audio
3. 2/4/5.1/7.1-channel
4. Support for S/PDIF In/Out
5. Support for CD In
LAN 1. 1 x RTL8111D chip (10/100/1000 Mbit)
Expansion Slots 1. 1 x PCI Express x16 slot, running at x16 (PCIEX16) (The PCIEX16 slot
conforms to PCI Express 2.0 standard.)
2. 1 x PCI Express x16 slot, running at x4 (PCIEX4)
3. 1 x PCI Express x1 slot
4. 4 x PCI slots
Multi-Graphics
Technology
Storage Interface Intel ® P55 Express Chipset:
1. Support for ATI CrossFireX technology
1. 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
2. Support for SATA RAID 0, RAID 1, RAID 5, and RAID 10
GIGABYTE SATA2 chip:
1. 1 x IDE connector supporting ATA-133/100/66/33 and up to 2 IDE devices
2. 2 x SATA 3Gb/s connectors (GSATA2_0, GSATA2_1) supporting up to 2
SATA 3Gb/s devices