The Lenovo ThinkSystem 430-8e and 430-16e SAS/SATA 12Gb HBA are high performance host bus adapters for external storage connectivity in ThinkSystem servers. They integrate the latest enhancements SAS technology and offer eight or 16 lanes of 12 Gbps SAS. With a low-profile form-factor design, these adapters offers two or four x4 external mini-SAS HD connectors.