* single rj-45 connector ,auto detects 10mbps & 100mbps fast ethernet.
* 32-bit bus mastering with burst mode and independent fifo buffers.
* support half and full duplex operation.
* supports pci clock speed up to 33mhz, independent of network clock.
* built-in fifo buffers to eliminate external memory.
* multi-thread operation.
* low ethernet command processing overhead.
* 32-bit memory addressing (4gb) over the pci bus.
* extensive use of vlsi components to provide high hardware reliability,
small power consumption and reduced network interface card size