The ImpactRT 3200 from Mercury Computer Systems links up to 72 1.35-GHz PowerPC 7447A processors. Each processor is part of a compute node with 512 Mbytes of SDRAM, flash memory, and a RapidIO link. The CompactPCI boards feature four compute nodes and two mezzanine slots that can handle dual-port RapidIO/optical links with an aggregate throughput of 36 Gbytes/s. The RapidIO links operate at 1.2 Gbits/s. The chassis supports hot-swappable boards, power supplies, and hard-disk drives. ImpactRT 3200 pricing starts at $103,000.