ECS P55H-AK Motherboard

Main Specifications

The main specifications for the ECS P55H-AK are:

• Socket: 1156
• Chipset: Intel P55 Express
• Super I/O: ITE IT8721F
• Parallel ATA: None
• Serial ATA: Six SATA-300 ports (white) controlled by the chipset (RAID 0, 1, 5 and 10), and two SATA-600 ports (black) controlled by a Marvell 88SE9128 chip (RAID 0 and 1)
• External SATA: Two eSATA-600 ports controlled by another Marvell 88SE9128 chip (RAID 0 and 1)
• USB: 12 USB 2.0 ports (eight soldered on the rear panel and four available through three headers on the motherboard), two USB 3.0 ports (controlled by a NEC μPD720200 chip) on the rear panel, and two USB 3.0 ports (controlled by another NEC μPD720200 chip) on a front-panel adapter
• FireWire (IEEE 1394): None
• On-board audio: Produced by the chipset togethe
  r with a Realtek ALC889 codec (eight channels, 24-bit resolution, up to 192 kHz sampling rate for both the inputs and outputs, 104 dB signal-to-noise ratio for the inputs, and 108 dB signal-to-noise ratio for the outputs), with on-board optical SPDIF output
• On-board LAN: Two Gigabit Ethernet ports controlled by two Realtek RTL8111E chips
• Buzzer: No
• Power supply required: EPS12V (ATX12V compatible), requires a peripheral power connector installed
• Fan connectors: One four-pin connector for the CPU fan, and three three-pin connectors for auxiliary fans
• Infrared interface: No
• Slots: Three PCI Express 2.0 x16 slots (working at x16, x8 and x8, CrossFireX and SLI support), two PCI Express x1 slots, and one standard PCI slot
• Memory: Four DDR3-DIMM sockets (up to 16 GB and up to DDR3-2400 through overclocking)
• Number of CDs/DVDs provided: One
• Programs included: Motherboard drivers and utilities
• Extra features: External clear CMOS button, eJiffy, and POST diagnostics display
• More Information: https://www.ecsusa.com
• MSRP in the US: Information not available