Lenovo AUZX Internal Ethernet 1000 Mbit/s

One, two, or four 10/100/1000 copper ports with RJ45 for Cat 5e/6 cabling. Full line-rate performance across all ports. Low-profile form factor - supported by the majority of System x and iDataPlex servers. PCI Express 2.0 host interface (39Y6066 is PCI Express 1.1). Jumbo Frames support (9600 bytes frames). IEEE 802.1q VLAN support - provides enhanced network management and efficiency. I/O virtualization (IOV) support for VMWare NetQueue and Microsoft VMQ - improves network performance in virtualized environments. IEEE 802.3x flow control support. Receive and transmit side scaling. TCP, IP, and UDP checksum offload. Message Signaled Interrupts (MSI) and MSI-X support - Maximizes server processing performance by reducing CPU overhead and lowering interrupt latency. On-chip temperature monitor (NetXteme I only). IEEE 802.3az Energy Efficient Ethernet (EEE) compliant - Reduces adapter power consumption by up to 42% through intelligent adaptive power management, adjusting power based on d