The new RB1100AHx4 uses a new quad core Cortex A15 chip from Annapurna labs, an Amazon company. The chip is clocked at 1.4GHz, for a maximum throughput of up to 7.5Gbit.
The RB1100AHx4 supports IPsec hardware acceleration and is faster at it than any previous RouterBOARD device.
Unit features two IEC failover power connectors, supports passive or 802.3at/af PoE input and has a DC telecom power connector for -48V DC powering. It uses passive cooling and is absolutely quiet.