ATTO has released five 6Gbps SAS host adapters varying mainly on port configurations. The company claims the new devices deliver the fastest SAS/SATA host-bus transfer rates on the market, with the high-end 16-port H60F and H6FO carrying two independent controllers that support a maximum of 512 devices, with 16 lanes of 600MBps connectivity for a throughput of 19.2GBps full duplex.