PCIE X1 Network Card Gigabit WIFI Adapter NIC Network Card 4 Way RJ45 Port 10 100 1000Mbps Ethernet LAN Adapter Item Type: PCIE X1 Network Card Product Material: PCB Chipset: for Intel 82571 Bus Interface: Desktop PCIE X1 Slot, Compatible With X4 X8 X16 Network Interface: 4 x Ethernet Ports Transmission Rate: 10 100 1000mbps Support: 10 100 1000 Mbps Network Auto Configuration Support: Switching Polarity Skew Correction, Crossover Detection And Auto Correction Support: Wakeup LAN And Remote Wakeup Support: for Microsoft NDIS5, NDIS6 Checksum Offload (IPv4, IPv6, TCP, UDP) And Split Tasking, Offload (Mass Transit V1 And Mass Transit V2) Support: EMAC393 ECMA ProxZzzy Host Hibernation Standard Support: Full Duplex Traffic Control (IEEE 802.3X) Fully Compliant With IEEE802.1P, IEEE802.1Q, IEEE802.3 10Base T, IEEE802.3u 100Base TX, IEEE802.3ab 1000Base T Standards. Support: 9k Byte Oversized Frames Support: IEEE 802.1p Layer 2 Priority Coding (priority Ordering) Automatic Cross Detection And Correction Support Send: And Receive FIFO'S 1024 Buffer Packing, Fast Computing Speed Support: IEEE 802.1Q VLAN Tagging (virtual Local Area Network) Support: IEEE 802.3az 2010 (EEE) Support: Power Off Power Down Saving Phy Disable Mode Support: PCI Message Signal Interrupt (MSI and MSI X) Support: Quad Core Receiver Side Regulation (RSS) Support: Protocol Offload Function (ARP and NS) Support: Hardware Error Correction Code (ECC) Function Support: Hardware Cyclic Redundancy Check (CRC) Function Product Size: Approx.120 x 115 x 55mm / 4.7 x 4.5 x 2.2in