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Thunder i7520 / Thunder i7520R
Appendix IV: PCI-X/PCI Bus
Thunder i7520 S5360
S5360 board has two onboard Intel 6700PXH 64-bit PCI Hubs. Each of Intel 6700PXH chip
supports two independent 133 MHz PCI-X channels. Those two Intel 6700PXH chips are
marked as "PXH-1" and "PXH-2" on Fig. AP4-1.
Intel 6700PXH chip (PXH-1):
PCI-X Channel A Bus: Connected to TARO
and Intel 82546GB dual channel GbE controller.
PCI-X Channel B Bus: Connected to PCIX1-S1 and PCIX1-S2 expansion slots
Secondary Intel 6700PXH chip (PXH-2):
PCI-X Channel A Bus: Connected to PCIX2-P1 expansion slot
PCI-X Channel B Bus: Connected to PCIX2-S1 expansion slot
Expansion Slot Frequency:
PCI-E1: PCI-Express x8
PCIX1-S1: PCI-X up to 133/100/66 MHz (Up to 100/66 MHz with a PCI-X card on
PCIX1-S2 slot)
PCIX1-S2: PCI-X up to 100/66 MHz
PCIX1-P1: PCI-X up to 66 MHz
PCIX2-S1: PCI-X up to 133/100/66 MHz
PCIX2-P1: PCI-X up to 133/100/66 MHz
PCI1: 32-bit PCI at 33 MHz
Fig. AP4-1: Thunder i7520 S5360 PCI-X/PCI Buses
Appendix IV: PCI-X/PCI Bus
TM
SO-DIMM, PCIX1-P1 expansion slot
58
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