IBM 49Y7912 | 2 x RJ-45 Ports 10GBase-T PCIe 10Gigabit Ethernet Adapter

1. Interface: PCI Express 2.0 x8
2. Data Transfer Rate: 10 Gbps
3. Ports: Dual Port
4. Connectivity Technology: Wired
5. Cabling Type: Ethernet 10GBase-T
6. Data Link Protocol: 10 Gigabit Ethernet
7. Network / Transport Protocol: TCP/IP, UDP/IP
8. Processor: 1 x BCM57711E - Broadcom
9. RAM: 1 GB
10. Features: Load balancing, VLAN support, IPv6 support, TCP/IP offloading, Quality of Service (QoS), Jumbo Frames support
11. OS Required: Microsoft Windows Server 2003, Red Hat Enterprise Linux 4, Microsoft Windows Server 2008, Red Hat Enterprise Linux 5, SuSE Linux Enterprise Server 10, SuSE Linux Enterprise Server 11
12. Dimensions (WxDxH): 6.6 cm x 16.8 cm x 6.9 cm

Notes:
1. The adapter supports TCP/IP offloading, which can significantly reduce CPU utilization and improve network performance.
2. With support for jumbo frames, the adapter can handle larger packets, which can reduce network overhead and improve throughput.
3. The adapter is compatible with a wide range of operating systems, making it a versatile choice for many different environments.