PCI Express 64 bit Card
EXC-4000PCIe-64/xx - Excalibur Systems, Inc.
The EXC-4000PCIe-64/xx card for the PCI Express bus (64-bit) supports an Ethernet channel using the M4KETH module. The module supports 10Mhz, 100Mhz and 1Ghz Full Duplex UDP/IP Ethernet.