The high-capacity TS-855X has six 3.5-inch SATA drive bays (for HDDs), two 2.5-inch SATA drive bays (for SSDs) and an 8-core processor supporting Intel? QuickAssist Technology (QAT), greatly assisting businesses in deploying a data storage and virtualization environment. The built-in 10GbE/2.5GbE high-speed connectivity helps realize fast data access, backup/restoration, file server, and virtualization applications. Running the QTS operating system as standard, the TS-855X can be switched to use the ZFS-based QuTS hero operating system based on your requirements. The TS-855X will be available and supported by QNAP for an extended period (up to 2027), ideal for businesses requiring matching NAS models deployed in long-term projects.

Ultimate 8-core performance with up to 128 GB RAM and Intel? QuickAssist Technology
The TS-855X delivers exceptional 8-core performance for running multiple concurrent tasks. AES-NI encryption and Intel? QuickAssist Technology (QAT) are supported to offload resource-demanding compression and improving IPsec/SSL cryptography performance. The TS-855X comes with four UDIMM DDR4 slots (8 GB preinstalled) that can be upgraded to 128 GB ECC RAM for higher workloads. Combining high performance, reliability, and capacity, the TS-855X is an all-round budget-friendly storage solution for diverse applications, such as file servers, high-speed storage/backup/recovery, and virtualization.

Build a High-Speed 10GbE/2.5GbE Network Environment
Featuring two native 2.5GbE RJ45 (2.5G/1G/100M) LAN ports and a 10GBASE-T (2.5G/1G/100M) port, the TS-855X satisfies bandwidth and reliability demanding business applications including virtualization, large file transfers, high-speed backup/restoration, and real-time applications. Combine the dual 2.5GbE ports with SMB 3.0 Multichannel for up to 5 Gbps fault-tolerant connections! QNAP also offers numerous managed/unmanaged 2.5GbE/10GbE switches, assisting organizations in implementing high-speed, secure, and scalable network environments without going over budget.

M.2 PCIe slots for SSD caching and accelerated AI-powered image recognition
The TS-855X comes with two M.2 PCIe Gen 3 slots that allow for installing M.2 2280 NVMe SSDs (including SSD brands of Micron?, Seagate? and WD?) or Edge TPU (sold separately) to boost NAS performance.

SSD caching
Configure SSD caching with M.2 SSDs and obtain optimal I/O and reduced latency without occupying any 3.5-inch drive bays.

Auto Tiering
Qtier? technology empowers the TS-855X with auto tiering to continuously optimize storage efficiency across all installed storage devices.

Faster image recognition with Edge TPU
Coral M.2 Accelerator with Edge TPU provides an affordable solution to leverage AI acceleration for faster image recognition in your NAS applications.

Upgrade to 25GbE network with PCIe expandability
The TS-855X has two PCIe Gen 3 x4 slots that allow for installing various expansion cards to increase its application potential.

Simple Backup
Superior hardware performance with an all-in-one Backup Solution to speed up backup/recovery tasks.

PC and Mac backup
Sync your computer files to NAS with Qsync. TS-855X also supports Time Machine for Mac computers.

License-free VM backup
Back up multiple VMware? and Hyper-V? VMs using Hyper Data Protector.

File server backup
Supports multiple protocols such as Rsync, FTP and CIFS for backing up different file servers.

SaaS Business Backup Solution
Use Boxafe to easily back up Google? Workspace and Microsoft 365? business account data.

Google Photos and WordPress backup
The exclusive MARS service enables backing up Google Photos and WordPress databases and files to NAS.

Virtualization Station
Run multiple Windows?, Linux?, UNIX?, Android?, and QuTScloud virtual machines and access them via a web browser or Virtual Network Computing (VNC). Businesses can run virtualized server applications on a single NAS without needing additional physical servers.

Container Station
Experience Docker?, LXD, and Kata Containers lightweight virtualization technologies, download apps from the built-in Docker Hub Registry?, import/export containers, and create abundant microservices.

Linux Station
Run Linux? applications (including apps from the Software Center) directly on the NAS and remotely access the Linux? desktop from a web browser. The open-source Linux? platform is also ideal for Internet of Things development.

Single Root I/O Virtualization (SR-IOV)
By installing an SR-IOV compatible PCIe SmartNIC in the TS-855X, you can allocate bandwidth resources from a physical network card directly to VMs, increasing network efficiency and reduced CPU overheads.

QuTScloud virtual NAS
QuTScloud is a virtual appliance based on the QTS operating system. Enterprises can quickly launch QuTScloud on hypervisors including Linux? KVM, Microsoft? Hyper-V, and VMware ESXi? to acquire advanced NAS features without requiring additional NAS hardware.

Comprehensive security and privilege settings
The TS-855X is loaded with flexible privilege settings and security measures. Besides IP blocking, QNAP Authenticator, HTTPS connection, there are more apps that help ensure optimal NAS protection against threats like malware and hackers.

myQNAPcloud secures remote access
myQNAPcloud allows convenient connection to the TS-855X through the Internet without any complex DDNS settings. To ensure your remote access service is secure, myQNAPcloud strengthens keys on SSL Certificates to 2048-bits.

Simplified privilege settings
The TS-855X supports comprehensive access right settings for shared folders, Azure Active Directory Domain Services (Azure AD DS), LDAP, and Windows ACL to help IT staff efficiently manage user accounts and access rights for multiple NAS systems.

QuFirewall protection
Supports IPv6, firewall access lists, and GeoIP filtering to restrict access based on geographical locations for higher NAS network security.

Superior security with QVPN
A virtual private network (VPN) allows secure access to network resources and services across public networks. QVPN supports creating a VPN client, using the TS-855X as a VPN server, and WireGuard? VPN service with an easy-to-use interface for setting up a secure connection.

Security Counselor
A security portal for the TS-855X to check for weaknesses and offer recommendations for enhancing NAS security. It also integrates anti-virus and anti-malware scanning software.

Malware Remover
Regularly scan your TS-855X using the latest malware definitions. If infected files are detected, they will be immediately removed to ensure NAS data security.

The best file storage and collaboration center
The TS-855X integrates rich apps for storing, managing, synchronizing, searching, and archiving files. It supports SMB/CIFS, AFP, and NFS protocols for streamlined file sharing across Windows?, Mac?, and Linux?/UNIX?, and provides the smartest NAS solution for professionally managing your files.

File Station
Manage, access, and share all the files in the TS-855X and view snapshots files ? all from your web browser. You can also easily mount remote NAS folders and cloud storage.

Qsync
Make any file uploaded to a TS-855X available to linked devices, such as computers, laptops and mobile devices. You can sync shared folders and team folders for group file sharing to enhance the flexibility of team projects and collaboration.

Qsirch
QNAP?s powerful, Google-like search tool helps you quickly find images, music, videos, documents, and emails by keywords, color, and more search conditions. It also supports Qfiling to perform one-time or automatic archival tasks based on your search criteria.

Qfiling
Automate your file organization ? all you need to do is categorize files, set a schedule, and Qfiling will do the rest. Qfiling also enables smart recycling that instantly moves filtered files to the Recycle Bin.
Specifications