Intel DZ77GA-70K Motherboard

Main Specifications

The main specifications for the Intel DZ77GA-70K include:

• Socket: 1155
• Chipset: Intel Z77 Express
• Super I/O: Winbond W83677HG
• Parallel ATA: None
• Serial ATA: Four SATA-300 ports, two SATA-600 ports controlled by the chipset (RAID 0, 1, 10, and 5), and two SATA-600 ports controlled by a Marvell 88SE9172 chip (RAID 0 and 1)
• External SATA: One eSATA-600 port controlled by another Marvell 88SE9172 chip
• USB 2.0: 10 USB 2.0 ports, four on the rear panel and six available through three headers on the motherboard
• USB 3.0: Eight USB 3.0 ports, four soldered on the motherboard rear panel and four available through two headers on the motherboard, controlled by the chipset and expanded using two Genesys Logic GL3520 hub chips
• FireWire (IEEE 1394): Two ports, one soldered on the motherboard rear panel and one available through a header on the motherboard, controlled by a Texas Instruments TSB43AB22A chip
• On-board video: Yes, controlled by the CPU, HDMI connector
• On-board audio: Produced by the chipset together with a Realtek ALC898 codec (7.1+2 channels, 24-bit resolution, 192 kHz sampling rate, 110 dB SNR for the outputs, and 104 dB SNR for the inputs), on-board optical SPDIF output
• On-board LAN: Two Gigabit Ethernet ports, one controlled by the chipset using an Intel WG82579V chip to make the interface with the physical layer, and one controlled by an Intel WG82574L chip; Wi-Fi IEEE 802.11b/g/n support
• Buzzer: Yes
• Infrared interface: No
• Power supply required: EPS12V
• Slots: Two PCI Express 3.0/2.0 x16 slots (x16/x0 or x8/x8, supporting SLI and CrossFireX), one PCI Express 2.0 x4 slot, two PCI Express 2.0 x1 slots, and two standard PCI slots (PLX PEX8606 switch chip)
• Memory: Four DDR3-DIMM sockets (up to DDR3-1600, 32 GB maximum)
• Fan connectors: One four-pin connector for the CPU cooler and three four-pin connectors for auxiliary fans
• Extra features: Bluetooth 2.1+EDR, POST diagnostics display, POST diagnostics LEDs, phase-monitoring LEDs
• Number of CDs/DVDs provided: One
• Programs included: Motherboard utilities
• More Information: https://www.intel.com
• Average Price in the U.S.*: USD 240.00

* Researched at Newegg.com on the day we published this First Look article.