I/O Processor 245
I/O Processor
#2890 PCI Integrated Netfinity Server
The #2890 PCI Integrated Netfinity Server contains a 700 MHz slot 1 processor and four
Netfinity IOP Memory slots.
The #2890 is supported only in the Model 270 system unit and in the #5075 PCI Expansion
Tower when it is attached to the Model 270.
Each memory slot can contain either a 128 MB, a 256 MB, or a 1024 MB Netfinity IOP
Memory card. This provides a total memory capacity ranging from 128 MB to 4 GB.
Note: When the maximum memory is installed, only 3712 MB will be addressable.
At least one Netfinity IOP Memory card is required.
The feature numbers of the Netfinity IOP Memory cards are:
• #2795 - 128 MB Netfinity IOP Memory
• #2796 - 256 MB Netfinity IOP Memory
• #2797 - 1 GB Netfinity IOP Memory
The #2890 can support PCI #2744 100 Mbps Token Ring IOAs or PCI #4838 100/10 Mbps
Ethernet IOAs in any combination, up to a maximum of three. At least one LAN IOA is
required. Refer to “PCI Card Placement Rules” on page 279.
The supported LAN IOA features are:
• #4838 PCI 100/10 Mbps Ethernet IOA
• #2744 PCI 100 Mbps Token Ring IOA
One #0224 (100/10 Mbps Ethernet on Integrated Netfinity Server) is required for each #4838
selected to run on the #2890.
One #0223 (100 Mbps Token-Ring on Integrated Netfinity Server) is required for each #2744
selected to run on the #2890.
Native AS/400 functions are not supported and the #2890 Integrated Netfinity Server does
not support external host LAN.
Allowable Main Storage Increments (MB)
128 256 384 512 640 768 896 1024
1152 1280 1408 1536 1664 1792 2048
2176 2304 2432 2560 3072
3200 3328 4096
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