2U 3*64bit/3.3V PCI-X 2-channels 133MHz ready w/ custom length ribbon cable.
Gold fingers linked with the PCIX-64 bottom riser connector, a completely independent PCIX bus, is connected to the motherboard PCIX-64 (66/100/133MHz) slot-6.
The middle PCIX-64 riser connector (main) linked with the wide flexible cable, another independent PCIX bus, is connected to the PCIX-64 slot-4 (C5), slot-3 (C7)or slot-2 (C9).
The top PCIX-64 riser connector(share) linked w/a 8-wire paddle link is connected to the next PCIX-64 motherboard slot.
The middle and top riser connectors tie together and share the same PCIX 66/100MHz buses.
For up to 3 slots expansion of 2 independent PCIX-64 buses(1* 133MHz & 2* 66/100MHz), such as Intel SE7501BR2 (use #ARC2-656-C5), SE7520BD2 (use #ARC2-656-C9), Tyan S2880/S2882 (#ARC2-656-C5), S2881(use ARC2-656-C11), I-will DK8S2, Supermicro PDSME, PDSM4 (Use ARC2-656-C9), use ARC2-65X-C9SP for Intel SE7320SP2.