GIGABYTE GA-G31M-ES2L (rev. 1.x)

CPU
Support for an Intel® Core™ 2 Extreme processor/ Intel® Core™ 2 Quad processor/Intel® Core™ 2 Duo processor/ Intel® Pentium® processor Extreme Edition/Intel® Pentium® D processor/ Intel®Pentium® 4 processor Extreme Edition/Intel® Pentium® 4 processor/ Intel® Celeron® processor in the LGA 775 package

(Go to GIGABYTE's website for the latest CPU support list.)
L2 cache varies with CPU
Front Side Bus
1600(O.C.)/1333/1066/800 MHz FSB
Chipset
North Bridge: Intel® G31 Express Chipset
South Bridge: Intel® ICH7
Memory
2 x 1.8V DDR2 DIMM sockets supporting up to 4 GB of system memory
Dual channel memory architecture
Support for DDR2 1066(O.C.)/800/667 MHz memory modules

(Go to GIGABYTE's website for the latest memory support list.)
Onboard Graphics
Integrated in the North Bridge
Audio
Realtek ALC883 codec
High Definition Audio
2/4/5.1/7.1-channel (Note)
Support for S/PDIF Out
Support for CD In
Note: To configure 7.1-channel audio, you need connect with the port of HD Audio standard via front panel and enable the multi-channel audio feature through the audio driver.
LAN
RTL 8111C chip (10/100/1000 Mbit)
Expansion Slots
1 x PCI Express x16 slot
1 x PCI Express x1 slot
2 x PCI slots
Storage Interface
South Bridge:
1 x IDE connector supporting ATA-100/66/33 and up to 2 IDE devices
4 x SATA 3Gb/s connectors supporting up to 4 SATA 3Gb/s devices
iTE IT8718 chip:
1 x floppy disk drive connector supporting up to 1 floppy disk drive
USB
Integrated in the South Bridge
Up to 8 USB 2.0/1.1 ports (4 on the back panel, 4 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
4 x SATA 3Gb/s connectors
1 x CPU fan header
1 x system fan header
1 x front panel header
1 x front panel audio header
1 x CD In connector
1 x S/PDIF Out header
2 x USB 2.0/1.1 headers
1 x chassis intrusion header
1 x power LED header
Back Panel Connectors
1 x PS/2 keyboard port
1 x PS/2 mouse port
1 x parallel port
1 x serial port
1 x D-Sub port
4 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 IT8718 chip
H/W Monitoring
System voltage detection
CPU temperature detection
CPU/System fan speed detection
CPU overheating warning
CPU/System fan fail warning
CPU fan speed control
BIOS
2 x 4 Mbit flash
Use of licensed AWARD BIOS
PnP 1.0a, DMI 2.0, SM BIOS 2.4, ACPI 1.0b
Unique Features
Support for @BIOS
Support for Q-Flash
Support for Virtual DualBIOS
Support for Download Center
Support for Xpress Install
Support for Xpress Recovery2
Support for EasyTune
Support for Easy Energy Saver
Bundle Software
Norton Internet Security (OEM version)
Operating System
Support for Microsoft® Windows 7/Vista/XP
Form Factor
Micro ATX form factor; 24.4cm x 19.4cm

+I/O shield krytka