Gigabyte GA-P55-S3 Manual - Page 10

1-2 Product Specifications CPU Support for Intel® Core™ i7 processors/Intel® Core™ i5 processors/ Intel® Core™ i3 processors/Intel® Pentium® processors in the LGA1156 package (Go to GIGABYTE's website for the latest CPU support list.) L3 cache varies with CPU Chipset  Intel® H55 Express Chipset Memory Audio    4 x 1.5V DDR3 DIMM sockets supporting up to 16 GB of system memory (Note 1) Dual channel memory architecture Support for DDR3 2200/1333/1066/800 MHz memory modules Support for non-ECC memory modules Support for Extreme Memory Profile (XMP) memory modules (Go to GIGABYTE's website for the latest supported memory speeds and memory modules.) Realtek ALC888B codec High Definition Audio 2/4/5.1/7.1-channel LAN  1 x Realtek RTL8111E chip (10/100/1000 Mbit) Expansion Slots   1 x PCI Express x16 slot, running at x16 (PCIEX16) (Note 2) (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 Multi-Graphics  Support for ATI CrossFireX™ technology (Note 3) Technology Storage Interface  Chipset: - 6 x SATA 3Gb/s connectors supporting up to 6 SATA 3Gb/s devices USB  Chipset: - Up to 12 USB 2.0/1.1 ports (8 on the back panel, 4 via the USB brackets connected to the internal USB headers) Internal w 1 x 24-pin ATX main power connector Connectors w 1 x 4-pin ATX 12V power connector w 6 x SATA 3Gb/s connectors w 1 x CPU fan header w 2 x system fan headers w 1 x power fan header w 1 x front panel header w 1 x front panel audio header w 2 x USB 2.0/1.1 headers w 1 x clearing CMOS jumper Hardware Installation - 10 -