MSI NVIDIA MS-7504PV - Manual (Page 28)

MS-7504 Mainboard
2-16
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.
Slots
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.
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:
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 ex-
pansion card, such as jumpers, switches or BIOS configuration.
Important
PCI Express x1 slot
PCI Express x16 slot
32-bit PCI slot
Order 1 Order 2 Order 3 Order 4
PCI Slot 1 INT W# INT X# INT Y# INT Z#
PCI Slot 2 INT X# INT Y# INT Z# INT W#