ASRock Z77 EXTREME4 LGA1155/ DDR3/ SATA3&USB3.0/ Quad CrossFireX & Quad SLI/ A&GbE/ ATX Motherboard
Brand: ASRock
Specifications

Mfr Part Number: Z77 EXTREME4
CPU: LGA1155; Supports 2nd/3rd Generation Intel Core i7/ i5/ i3 Processor; Supports Intel Turbo Boost 2.0 Technology; Supports Hyper-Threading Technology
Chipset: Intel Z77
Memory: 4x DDR3-2800+(OC)/2400(OC)/2133(OC)/1866(OC)/1600/1333/1066 DIMM Slots; Non-ECC; Unbuffered; Dual Channel; Max Capacity up to 32GB
Slots: 2x PCI-Express 3.0 x16 Slots (runs at x8); 2 x PCI Express 2.0 x1 Slots; 2 x PCI Slots
Multi-Graphics: Supports AMD Quad CrossFireX & NVIDIA Quad SLI
SATA: 4x SATA3 Ports (one connector is shared with eSATA3 port); Two Support RAID 0; 1; 5; 10; 4x SATA2 Ports; Support RAID 0; 1; 5; 10
Audio: Realtek ALC898 7.1-Channel High Definition Audio CODEC; Supports Premium Blu-ray Audio & THX TruStudio
Video: Integrated Intel HD 2500/4000 Graphics; Maximum Shared Memory of 1760 MB
LAN: Broadcom BCM57781 PCI-Express Gigabit Ethernet Controller
Ports: 8x USB 2.0 Ports (2 rear; 6 via header); 6x USB 3.0 Ports (4 rear; 2 via header); 1x PS/2 Keyboard/Mouse Port; 1x VGA Port; 1x DVI Port; 1x Optical SPDIF Out Port; 1x HDMI Port; 1x eSATA3 Port; 1x RJ45 LAN Port; Audio I/O Jacks
Power Connector: 1x 24pin ATX Main Power Connector; 1x 8pin 12V Power Connector
Form Factor: ATX
Dimensions: 12.0 x 8.6 inch / 30.5 x 21.8 cm