CPU - LGA 775 for Intel Core 2 Extreme / Core 2 Quad / Core 2 Duo / Pentium Dual Core / Celeron Dual Core / Celeron, supporting Penryn Quad Core Yorkfield and Dual Core Wolfdale processors - Supports FSB1333/1066/800/533 MHz - Supports Hyper-Threading Technology - Supports Untied Overclocking Technology - Supports EM64T CPU Chipset - Northbridge: Intel G41 - Southbridge: Intel ICH7 Memory - Dual Channel DDR3 memory technology - 2 x DDR3 DIMM slots - Supports DDR3 1333(OC)/1066/800 non-ECC, un-buffered memory - Max. capacity of system memory: 8GB* BIOS - 8Mb AMI Legal BIOS - Supports "Plug and Play" - ACPI 1.1 Compliance Wake Up Events - SMBIOS 2.3.1 Support - CPU, VCCM, NB, SB,VTT Voltage Multi-adjustment - Supports Smart BIOS Graphics - Intel Graphics Media Accelerator X4500 - Pixel Shader 4.0, DirectX 10 - Max. shared memory 1759MB* - Supports D-Sub with max. resolution up to 2048x1536 @ 60Hz Audio - 5.1 CH HD Audio (Realtek ALC662 Audio Codec) LAN - Realtek PCIEx1 LAN 8103EL / 8102EL - Speed: 10/100 Ethernet - Supports Wake-On-LAN Slots - 1 x PCI Express x16 slot - 1 x PCI Express x1 slot - 2 x PCI slots Connector - 4 x SATAII 3.0 Gb/s connectors (No support for RAID and "Hot Plug" functions) - 1 x ATA100 IDE connector (supports 2 x IDE devices) - 1 x Floppy connector - 1 x Print port header - CPU/Chassis FAN connector - 24 pin ATX power connector - 4 pin 12V power connector - Front panel audio connector - 2 x USB 2.0 headers (support 4 USB 2.0 ports) Rear Panel I/O - 1 x PS/2 Mouse Port - 1 x PS/2 Keyboard Port - 1 x Serial Port: COM1 - 1 x VGA Port - 4 x Ready-to-Use USB 2.0 Ports - 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED) - HD Audio Jack: Line in / Front Speaker / Microphone Unique Feature - ASRock OC Tuner - Intelligent Energy Saver - Instant Boot - ASRock Instant Flash - ASRock OC DNA - Hybrid Booster: - CPU Frequency Stepless Control - ASRock U-COP - Boot Failure Guard (B.F.G.) Support CD - Drivers, Utilities, AntiVirus Software (Trial Version), ASRock Software Suite (CyberLink DVD Suite - OEM and Trial; Creative Sound Blaster X-Fi MB - Trial) Accessories - Quick Installation Guide, Support CD, I/O Shield - 2 x SATA Data Cables (optional) Hardware Monitor - CPU Temperature Sensing - Chassis Temperature Sensing - CPU Fan Tachometer - Chassis Fan Tachometer - CPU Quiet Fan - Voltage Monitoring: +12V, +5V, +3.3V, CPU Vcore Form Factor - Micro ATX Form Factor: 9.6-in x 7.6-in, 24.4 cm x 19.3 cm