Intel PRO/1000 XF Server Network Adapter Internal 1000Mbit/s networking card

PCI-X fiber Gigabit / 1000BASE-SX / 1000Mbps Intel’s third-generation Gigabit fiber adapter eliminates server bottlenecks with industry-leading Gigabit performance in a PCI-X bus in 64-bit/133MHz and easily integrates into your existing Ethernet infrastructure.
1000BASE-SX-fiber connectivity optic connection
Deliver data further and with less susceptibility to
noise over fiber-optic cabling.

Deliver high throughput and lower CPU utilization
Intel PCI-X Server Adapters are designed to allow you to get the
maximum performance from your servers while minimizing CPU
utilization. With advanced network services you can scale to
multi-Gigabit bandwidth while increasing server availability.