IBM Feature Code: 5260

IBM Part Number: 74Y4064

CCIN: 576F

Product Description: PCIe2 LP 4-port 1GbE Adapter
FC 5260 is a low-profile adapter version of PN 74Y4064.

IBM lists this part number as both:
FC 5260: PCIe2 LP 4-port 1GbE Adapter, low-profile adapter.
FC 5899: PCIe2 4-port 1GbE Adapter, full-height adapter.

Includes:
- Two RJ-45 ports
- Two LED adapter status indicators per port (link activity is flashing green and speed is yellow and green)
Supports:
- PCIe x4 (gen-1 or gen-2)
- 4-Port machine access code (MAC)
- High performance IPV4/IPV6 checksum offload
- Large send and large receive
- Multiple queues
- VIOS
Specs:
Wrap plug: 10N7405
I/O bus architecture: PCIe2.0 x4
Cables: 4-pair, CAT5e, UTP cables are connected to copper RJ45 connectors.
Voltage: 3.3 V

The Ethernet ports can be connected by using CAT5e (or later) UTP cables for 1000 Mbps network attachment. CAT5 or CAT3 for 100 Mbps or 10 Mbps will also work.