Today's computing applications continue to place incredible strain on the host PCI bus and storage subsystem. In an ongoing effort to bring new heights of performance and reliability to today's professional applications, The ATTO ExpressPCI UL4D with PCI-X technology alliviates PCI bus bottlenecks. Leveraging the latest in SCSI storage connectivity, the ExpressPCI UL4D delivers up to 640MB/s data throughput - making it twice as fast as Ultra160 SCSI host adapters.

The ATTO ExpressPCI UL4S offers the latest in SCSI storage connectivity, delivering the ultimate data-delivery performance of up to 640MB/s The ExpressPCI UL4S features a PCI-X bus interface and incorporates improved SCSI standards, making it ideal for delivering data to the most demanding Enterprise server and high-end workstation environments.

The ATTO ExpressPCI UL5D Low-Profile Ultra320 SCSI host adapter is the industry’s first low-profile PCIe SCSI host adapter. Utilizing Ultra320 SCSI and PCI Express (PCIe) technology. With throughput of up to 320MB/s per channel for a combined speed of up to 640MB/s, the ATTO ExpressPCI UL5D Low-Profile SCSI HBA is ideal for integration into enclosures where space is at a premium.

The ATTO ExpressPCI UL5D dual-channel Ultra320 host adapter offers the highest SCSI performance for demanding server and professional workstation environments. The ExpressPCI UL5D boasts data-transfer rates of up to 640MB/s and offers support for PCI Express interconnect – a high-speed (serial) bus interface.