The Brocade 420 4 Gbit/sec PCIe Fiber Channel Host Bus Adapter (HBA) provides reliable server connectivity for mission-critical Storage Area Network (SAN) environments. The HBA is capable of performing 200,000 IOPS and 800 MB/sec of throughput, making it ideal for today's data-intensive storage applications.The combined high performance and proven reliability of a single-ASIC design makes the Brocade 420 ideal for connecting servers to SAN fabrics based on Brocade Fabric OS or Brocade M-Enterprise OS. The Brocade 420 is a dual-channel HBA.