ASRock 990FX Extreme9 Motherboard

Main Specifications

The main specifications for the ASRock 990FX Extreme9 include:

• Socket: AM3+
• Chipset: AMD 990FX + SB950 
• Super I/O: Nuvoton NCT6776F
• Parallel ATA: None
• Serial ATA: Six SATA-600 ports controlled by the chipset (RAID 0, 1, 10, and 5) and two SATA-600 ports controlled by an ASMedia ASM1061 chip 
• External SATA: Two eSATA-600 ports shared with the two SATA-600 ports controlled by the ASMedia chip
• USB 2.0: Eight USB 2.0 ports, four on the rear panel and four available through two headers on the motherboard
• USB 3.0: Eight USB 3.0 ports, four on the rear panel and four available through two headers; controlled by two EtronTech EJ188H chips
• FireWire (IEEE 1394): Two ports, one on the rear panel and one available through a header; controlled by a VIA VT6315N chip 
• On-board video: No
• 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 and coaxial SPDIF connectors 
• On-board LAN: One Gigabit Ethernet port controlled by an Intel WG82583V chip
• Buzzer: No
• Infrared interface: Yes
• Power supply required: EPS12V
• Slots: Four PCI Express 2.0 x16 slots (working at x16/x4/x16/x0 or x16/x4/x8/x8), one PCI Express 2.0 x1 slot, and one PCI slot
• Memory: Four DDR3-DIMM sockets (up to DDR3-2450, 64 GB maximum)
• Fan connectors: One four-pin connector for the CPU cooler, one four-pin connector for an auxiliary fan, and four three-pin connectors for auxiliary fans
• Extra features: POST diagnostics display and legacy serial port
• Number of CDs/DVDs provided: One
• Programs included: Motherboard utilities
• More Information: https://www.asrock.com
• Average Price in the U.S.: NA