QNAP QXP-830S-3808 2-Port miniSAS HD Host Bus Adapter

Unlock 12Gb/s SAS speeds and connect up to 1024 devices with the QNAP QXP-830S-3808, a low-profile PCIe Gen3 x8 host bus adapter built around the Broadcom SAS3808 controller. Dual SFF-8644 mini-SAS HD ports deliver 8 lanes of SAS 3.0 bandwidth, making it the ideal expansion card for QNAP NAS, servers, and workstations that demand high-throughput storage.

Overview

The QXP-830S-3808 brings enterprise-grade SAS and SATA connectivity to your existing PCIe slot. It supports both 12Gb/s SAS and 6Gb/s SATA drives, operating as a pure pass-through HBA for software-defined storage or ZFS-based systems. With a low-profile bracket pre-installed and a full-height bracket included, it fits virtually any chassis.

What stands out

• Broadcom SAS3808 controller ensures reliable, proven performance
• Two external SFF-8644 ports provide 8 total SAS lanes for massive scalability
• Supports up to 1024 devices with SAS expanders — ready for large JBODs
• Low-profile and full-height brackets included for flexible installation
• Pass-through mode enables software RAID (QTS, QuTS hero, Windows, Linux)

Technical details

• Host interface: PCIe Gen3 x8
• Ports: 2 x SFF-8644 mini-SAS HD (external)
• Data transfer rate: 12Gb/s per lane (SAS 3.0)
• Supported drives: SAS 12Gb/s, SATA 6Gb/s HDDs/SSDs
• Form factor: Low-profile PCIe card
• Operating temperature: 0°C to 55°C (32°F to 131°F)
• Operating humidity: 5% to 90% non-condensing
• Certifications: RoHS, CE, FCC

Our verdict

For users needing high-speed external SAS connectivity without hardware RAID, the QXP-830S-3808 is a straightforward, dependable choice. Its Broadcom chipset and dual mini-SAS HD ports deliver the bandwidth and flexibility that modern storage environments require.