Encore Electronics Gigabit Ethernet PCI Adapter (ENLGA-1320) Provides networking speed up to 1000Mbps Provides compatibility with 10BASE-T, 100BASE-TX and 1000BASE-T standards Supports Full- and Half-Duplex modes The ENLGA-1320 Ethernet PCI Adapter Card supports 32-bit PCI (and 64-bit) Bus (in master mode expansion slot) for optimum performance Features NWay auto-negotiation, Full/Half duplex mode detection and plug-and-play installation The ENLGA-1320 Ethernet PCI Adapter can move large files with ease