Buffalo TeraStation 5820DN 64TB 8-Bay Desktop NAS Server (8 x 8TB)

Overview

The Buffalo TS5820DN6408 is a desktop NAS server designed to provide large-scale, reliable storage with a total capacity of 64TB through eight 8TB SATA III drives. It is built to support businesses and teams that require fast and secure access to extensive data, making it suitable for media production, data backup, and collaborative file sharing. Powered by a 2.04 GHz quad-core Annapurna Labs AL524 processor and 8GB of DDR4 RAM, it handles demanding workloads efficiently while offering flexible RAID configurations and hot-swappable drives to minimize downtime.

Key features

• Flexible RAID support including RAID 0, 1, 5, 6, 10, and JBOD to balance speed, redundancy, and storage efficiency according to your needs
• Hot-swappable drives that enable easy replacement or upgrades without shutting down the system, reducing interruptions
• Advanced security with 256-bit AES encryption and two-factor authentication to protect sensitive data from unauthorized access
• Seamless integration with cloud services like Dropbox and Microsoft Azure for hybrid cloud backup solutions and enhanced disaster recovery
• Multiple network ports including dual 1 GbE and a 10 GbE RJ45 port to support fast and reliable data transfer across various network environments
• Robust performance driven by a quad-core processor and ample DDR4 memory to maintain smooth operation under heavy data loads

Key specs

• Storage capacity: 64TB (8 x 8TB SATA III drives)
• Processor: 2.04 GHz quad-core Annapurna Labs AL524
• Memory: 8GB DDR4 RAM
• RAID levels supported: 0, 1, 5, 6, 10, JBOD
• Network interfaces: Dual 1 GbE ports, one 10 GbE RJ45 port
• Security: 256-bit AES encryption, two-factor authentication
• Drive features: Hot-swappable

Connectivity and compatibility

This NAS server offers versatile network connectivity options to fit into a variety of office and workgroup environments. The dual 1 GbE ports provide standard network access, while the 10 GbE RJ45 port supports higher-speed connections for faster data transfers and reduced bottlenecks. Its compatibility with popular cloud services like Dropbox and Microsoft Azure allows businesses to extend their storage capabilities beyond local hardware, enabling hybrid cloud strategies that improve backup flexibility and disaster recovery readiness.

Performance and reliability

Equipped with a quad-core Annapurna Labs processor and 8GB of DDR4 RAM, the TeraStation 5820DN delivers consistent performance even when handling multiple simultaneous tasks or large file transfers. The support for multiple RAID configurations ensures data integrity and availability tailored to your priorities, whether that means maximizing speed or safeguarding against drive failures. Hot-swappable drives further enhance reliability by allowing maintenance without interrupting access to stored data.

Ideal uses and environments

This NAS server is well suited to small and medium-sized businesses, creative teams, and IT departments that require centralized, high-capacity storage with strong security and flexible connectivity. It fits naturally into environments where large volumes of data must be accessed quickly and securely, such as video editing studios, backup servers, and collaborative workspaces. Its hybrid cloud integration also makes it a practical choice for organizations looking to combine local storage with cloud-based backup and recovery solutions.