Network Security

Designed for entry-level network security, 1U FW-7565 is built around 1.66 GHz dual-core Intel® Atom(TM) D510 that optimizes CPU and network processing. Solution supports up to 8 GbE network ports based on Intel® network controllers, and multiple NIC options are available. Space is provided for single 2.5 or 3.5 in.

The rest is here:
Rackmount Network Appliance leverages dual-core Atom CPU. (ThomasNet)