MSI P6NGM-FD Getting Started Guide - Page 24
Slots, PCI Peripheral Component Interconnect Express Slots, PCI Interrupt Request Routing
UPC - 816909041965
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Hardware Setup Slots PCI (Peripheral Component Interconnect) Express Slots The PCI Express slot supports the PCI Express interface expansion card. The PCI Express x 16 supports up to 4.0 GB/s transfer rate. The PCI Express x 1 supports up to 250 MB/s transfer rate. PCI Express x16 slot PCI Express x1 Slot PCI (Peripheral Component Interconnect) Slots The PCI slots support LAN cards, SCSI cards, USB cards, and other add-on cards that comply with PCI specifications. At 32 bits and 33 MHz, it yields a throughput rate of 133 MBps. 32-bit PCI Slot Important When adding or removing expansion cards, make sure that you unplug the power supply first. Meanwhile, read the documentation for the expansion card to configure any necessary hardware or software settings for the expansion card, such as jumpers, switches or BIOS configuration. PCI Interrupt Request Routing The IRQ, acronym of interrupt request line and pronounced I-R-Q, are hardware lines over which devices can send interrupt signals to the microprocessor. The PCI IRQ pins are typically connected to the PCI bus pins as follows: PCI Slot 1 PCI Slot 2 Order 1 INT W# INT X# Order 2 INT X# INT Y# Order 3 INT Y# INT Z# Order 4 INT Z# INT W# 2-19