Qnap QXP-820S-B3408 High-Bandwidth, Full Duplex 12Gb/s SAS Card with high-performance and high-availability SAS drives

The QNAP QXP-820S-B3408 is a high-performance 12Gb/s dual-port SAS expansion card designed to enhance the storage capabilities of QNAP NAS systems and servers. Equipped with a PCIe Gen 3 x8 interface and powered by the Broadcom SAS3408 Tri-Mode controller, this expansion card delivers exceptional data transfer speeds and supports a wide range of storage devices, including SAS, SATA, and NVMe drives.

• Controller: Broadcom SAS3408 Tri-Mode
• Interface: PCIe Gen 3 x8
• Ports: 2 x Mini-SAS HD (SFF-8644)
• Supported Devices: 12Gb/s SAS, 6Gb/s SATA, and PCIe 4.0 (NVMe) drives
• Form Factor: Low-profile (default); includes desktop and full-height brackets
• Supported Cables: CAB-SAS05M-8644, CAB-SAS10M-8644, CAB-SAS20M-8644, CAB-SAS30M-8644 (passive cables only)

High-Speed Data Transfer: With dual 12Gb/s SAS ports, each combining four SAS channels, the QXP-820S-B3408 offers a total bandwidth of up to 48Gb/s per host connection. This high-speed connectivity ensures rapid data access and transfer, making it ideal for data-intensive applications such as virtualization, big data analytics, and high-definition video editing.

Tri-Mode Controller for Versatile Storage Support: The integrated Broadcom SAS3408 Tri-Mode controller provides seamless support for SAS, SATA, and NVMe drives, allowing users to build a flexible and scalable storage environment tailored to their specific needs. This versatility enables the use of high-performance SSDs alongside high-capacity HDDs within the same system.

Flexible Installation Options: The QXP-820S-B3408 comes with a low-profile bracket pre-installed, making it suitable for compact systems. Additionally, desktop and full-height brackets are included in the package, ensuring compatibility with a wide range of server and workstation chassis.

Optimized for QNAP NAS Expansion: Designed specifically for QNAP NAS systems, this SAS expansion card allows users to daisy-chain multiple TL SAS JBOD storage enclosures and REXP expansion units, expanding the total storage capacity up to 4.6PB (using sixteen 16-bay enclosures with 18TB drives each). This scalability ensures that growing data storage needs are met efficiently and cost-effectively.

Enhanced Reliability and Performance: Utilizing SAS technology, the QXP-820S-B3408 offers enhanced reliability with features such as low latency, power efficiency, and IOPS optimization. These attributes make it well-suited for enterprise environments that demand consistent performance and high availability.

Ideal Use Cases:

• Virtualization: Provides the high-speed data access required for virtual machines and applications.
• Big Data Analytics: Handles large datasets with ease, facilitating faster data processing and analysis.
• Media and Entertainment: Supports high-definition video editing and broadcasting with rapid data transfer rates.
• Surveillance Storage: Offers scalable storage solutions for extensive surveillance footage retention.

The QNAP QXP-820S-B3408 12Gb/s Dual-Port SAS Expansion Card is an excellent choice for businesses and professionals seeking to expand their storage infrastructure with high-speed, reliable, and versatile solutions.