INTEL IOP348 AOC W/RAID 0 1 5 6 10 8-IN 256MB The SuperMicro UIO AOC-USAS-S8iR features 8 internal SAS ports for Power Efficiency, Performance, Flexibility, and Data Protection. With an integrated power-efficient, high-performance Intel IOP348 I/O Processor, the AOC-USAS-S8iR RAID card is a storage system-on-a-card that delivers enterprise class SAS and IOP RAID with significant flexibility and interoperability.