IBM 10N5774 10GB PCI-X 2 DDR Ethernet Card (Part 10N5774) provides dual-port 10 Gigabit Ethernet connectivity for enterprise servers requiring high-throughput network I/O. The card interfaces via PCI-X 2.0 DDR slot and delivers up to 10 Gbps per port, suitable for data center environments demanding low-latency, high-bandwidth communication. Compatible with IBM xSeries and compatible x86 servers supporting PCI-X architecture. Typical applications include clustered computing, storage area network (SAN) access, database replication, and virtualized infrastructure. Refurbished unit tested and guaranteed, available via quote.