Highly reliable ZFS-based storage with PCIe Gen 4 expandability for 10/25GbE connectivity, M.2 NVMe SSD caching, and multi-thread processors for virtualization applications. Equipped with an Intel Core i5 six-core processor or Intel Core i3 quad-core processor to support the ZFS-based QuTS hero operating system, the TVS-h674 SMB NAS ensures data integrity and supports inline data deduplication and block-level compression, nearly unlimited snapshots, real-time SnapSync, and SSD optimization. The TVS-h674 offers an ideal NAS solution, whether for mission-critical file servers, virtualization servers, collaborative video editing, or efficient data backup and recovery applications. The powerful TVS-h674 provides PCIe Gen 4 (up to twice as fast as Gen 3) expandability, M.2 NVMe SSD caching, and 2.5GbE connectivity for high-speed virtualization networks. Enable NVMe SSD caching or Edge TPU-assisted AI image recognition. The 2.5GbE ports offer higher transfer speeds with existing Cat 5e cables. The PCIe slots allow for the installation of 2.5/5/10/25GbE adapters, QM2 cards, or entry-level graphics cards to enhance application performance. Host multiple virtual machines and containers with optimized resource utilization.