I/O Expansion Slots - NEC Express5800 User Manual

I/O Expansion Slots

Your server's expansion capabilities meet the needs of file and application servers for
high performance I/O by providing a combination of PCI expansion slots.
The I/O expansion slots in your server are located on the system board. See Figure 1-4.
The system board has two 66 MHz PCI connector slots that accommodate 64-bit PCI
cards and four 33 MHz PCI connector slot that accommodate 32-bit PCI cards.
PCI features:
!
Bus speed up to 66 MHz (PCI 3 and PCI 4)
!
64-bit memory addressing (PCI 3 and PCI 4)
!
32-bit memory addressing (PCI 1, PCI 2, PCI 5, and PCI 6)
!
5 V/3.3 V signaling environment
!
Burst transfers up to a peak of 264 MB/s (64 bit, 66 MHz PCI)
!
8-, 16-, 32-, or 64-bit data transfers
!
Plug and Play ready
!
Parity enabled.
1-8 System Overview
Slot 1
Slot 2
Slot 3
Slot 4
Slot 5
Slot 6
Figure 1-4. PCI Connector Slots