Biostar NF4UL-A9 NF4UL-A9 user's manual - Page 5
Serial ATA, Slots, Super I/O
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NF4UL-A9 Serial ATA 4 on-board Serial ATA connectors support 4 serial ATA (SATA) ports. Compliant with SATA2.0 specification. Data transfer rates up to 3Gb/s. Slots λ Three 32bit PCI bus master slots. λ Two PCI-Express x1 slots: - PCI Express 1.0a compliant. - Bandwidth 250MB/s per direction. λ One PCI-Express x16 slot. - PCI Express 1.0a compliant. - Maximum theoretical realized bandwidth of 4GB/s simultaneously per direction, for an aggregate of 8GB/s totally. λ One Xtreme Graphics Port slot. (See p.12 for detail information) Super I/O Chip: ITE IT8712F. Low Pin Count Interface. Provides the most commonly used legacy Super I/O functionality. Environment Control initiatives, - H/W Monitor - Fan Speed Controller - ITE's "Smart Guardian" function On-board AC'97 Audio Sound Codec Chip: ALC850: Compliant with AC'97 version2.3 specification. Supports 8 channels audio output - SNR > 95dB meet the consumer entertainment industry formats. - 192KHz with 24bits Chip: ALC655 (optional): Compliant with AC'97 version2.3 specification. Supports 6 channels audio output. 3