QNAP TS-855X-8G 8 Bay tower NAS Intel Atom C5125 8GB DDR4

High-performance 8-core 10 GbE NAS for deploying hybrid infrastructure storage and high-speed virtualization applications

The high-performance TS-855X features six 3.5-inch SATA drive bays (for HDDs), two 2.5-inch SATA drive bays (for SSDs), and an 8-core processor with Intel® QuickAssist Technology (QAT), significantly supporting businesses in deploying data storage and virtualization environments. Integrated 10GbE/2.5GbE high-speed connectivity enables fast data access, backup/restore, file server functionality, and virtualization applications. The TS-855X comes standard with the QTS operating system and can be upgraded to the ZFS-based QuTS hero operating system as needed. The TS-855X will be available and supported by QNAP for an extended period (until 2027), making it ideal for businesses looking to deploy suitable NAS models 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 multitasking. It supports AES-NI encryption and Intel® QuickAssist Technology (QAT) to offload resource-intensive compression and enhance IPsec/SSL cryptographic performance. Equipped with four UDIMM DDR4 slots (8 GB pre-installed), the TS-855X can be upgraded to 128 GB of ECC RAM for heavier workloads. Combining high performance, reliability, and capacity, the TS-855X is a versatile, budget-friendly storage solution for various applications, including file servers, high-speed storage/backup/recovery, and virtualization.

Setting up a high-speed 10GbE/2.5GbE network environment
With two native 2.5GbE RJ45 (2.5G/1G/100M) LAN ports and one 10GBASE-T (2.5G/1G/100M) port, the TS-855X meets the bandwidth and reliability requirements of business applications in areas such as virtualization, large file transfers, high-speed backup/restore, and real-time applications. Combine the dual 2.5GbE ports with SMB 3.0 multichannel for fault-tolerant connections at speeds up to 5Gbps! QNAP also offers a wide range of managed and unmanaged 2.5GbE/10GbE switches to help businesses implement fast, secure, and scalable network environments without exceeding their budget.

M.2 PCIe slots for SSD caching and accelerated AI-powered image recognition
The TS-855X is equipped with two M.2 PCIe Gen 3 slots, which allow the installation of M.2 2280 NVMe SSDs (from SSD brands such as Micron®, Seagate® and WD®) or Edge TPU (sold separately) to increase NAS performance.

SSD caching
Configure SSD caching with M.2 SSDs to achieve optimal I/O and lower latency without occupying 3.5-inch drive bays.

Auto-tiering
Qtier™ technology enables the TS-855X to auto-tier to continuously optimize storage efficiency across all installed storage devices.

Faster image recognition with Edge TPU
The Coral M.2 Accelerator with Edge TPU offers an affordable solution for leveraging AI acceleration for faster image recognition in your NAS applications. (Available on the Coral website)

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

Direct 2.5 GbE connectivity for up to ten PCs/workstations
Your team needs a high-speed environment and a productivity boost, and the TS-855X comes with two 2.5 GbE ports. By installing two 4-port PCIe network cards (QXG-2G4T-I225), the TS-855X can be directly connected to up to ten PCs/workstations—no switch required—for faster transfer/backup of large files, video editing, and much more.

Simple backup
Superior hardware performance with an all-in-one backup solution to accelerate backup/restore tasks.

PC and Mac Backup
Synchronize your computer files to the NAS using Qsync. The TS-855X also supports Time Machine for Mac computers.

License-free VM backup
Secure multiple VMware® and Hyper-V™ VMs with Hyper Data Protector.

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

SaaS backup solution for businesses
With Boxafe, you can easily back up data from Google™ Workspace and Microsoft 365® business accounts.

Google Photos and WordPress backup
The exclusive MARS service enables the backup of Google Photos and WordPress databases and files to the NAS.

Snapshots with multiple versions mitigate ransomware threats.
The TS-855X supports block-based snapshots, which record the system“s state at any given point in time. This helps protect data that can be restored at any time, significantly reducing the threat of ransomware.

Volume and LUN snapshots
Create snapshots in seconds and restore the entire volume/LUN to a specific point in time to prevent the loss of important data.

Instant restoration of snapshots
Snapshot content can be quickly restored to a local NAS, or on a folder/file basis to a local/remote NAS or cloud storage. You can also conveniently view and restore snapshots from the client side.

Save snapshots
Multiply your data protection by backing up snapshot files! Replicate volume/LUN snapshots on the TS-855X to a remote NAS (Snapshot Replica) by copying only the changes made. This can save time and bandwidth and can be performed manually or on a schedule.

Reliable, high-performance storage for virtualization
The TS-855X supports block-based iSCSI LUNs as a reliable, high-performance, and cost-effective storage solution for common virtualization environments. It supports VMware® VAAI and Microsoft® ODX to boost performance by offloading server workloads to ESXi servers and Hyper-V.

All-in-one solution for hosting virtual machines and containers
Running multiple virtual machines and containers on the TS-855X allows you to deploy multi-user environments and applications, increasing management efficiency and reducing hardware costs. Combined with the Network & Virtual Switch app, which enhances interoperability between virtual machines, containers, QNAP NAS, and other physical devices on the network, you can flexibly allocate physical and virtual network resources and simplify network deployment.

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

Container Station
Experience the lightweight virtualization technologies Docker®, LXD and Kata Containers, download applications from the integrated Docker Hub Registry®, import and export containers and create extensive microservices.

Linux Station
Run Linux® applications (e.g., apps from the Software Center) directly on the NAS and access the Linux® desktop remotely via a web browser. The open-source Linux® platform is also ideal for developing the Internet of Things.

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

QuTScloud Virtual NAS
QuTScloud is a virtual appliance based on the QTS operating system. Businesses can quickly launch QuTScloud on hypervisors such as Linux® KVM, Microsoft® Hyper-V, and VMware ESXi™ to gain advanced NAS functionality without requiring additional NAS hardware.

Comprehensive security and permission settings
The TS-855X is equipped with flexible permission settings and security measures. In addition to IP blocking, QNAP Authenticator, and HTTPS connectivity, there are other apps that ensure optimal protection of the NAS against threats such as malware and hackers.

myQNAPcloud secures remote access
myQNAPcloud enables a convenient connection to the TS-855X over the internet without complex DDNS settings. To ensure the security of your remote access service, myQNAPcloud strengthens SSL certificate keys to 2048 bits.

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

QuFirewall protection
Supports IPv6, firewall access lists and GeoIP filters to restrict access based on geographic location for enhanced NAS network security.

Superior security with QVPN
A virtual private network (VPN) enables secure access to network resources and services on public networks. QVPN supports the creation of a VPN client, the use of the TS-855X as a VPN server, and the WireGuard® VPN service with a user-friendly interface for setting up a secure connection.

Security Counselor
A security portal for the TS-855X that checks for vulnerabilities and provides recommendations for improving NAS security. It also integrates antivirus and anti-malware scanning software.

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

The best file storage and the best collaboration center
The TS-855X integrates comprehensive applications for storing, managing, synchronizing, searching, and archiving files. It supports SMB/CIFS, AFP, and NFS protocols for optimized file sharing across Windows®, Mac®, and Linux®/UNIX®, providing the most intelligent NAS solution for professional file management.

File Station
Manage, access, and share all files on the TS-855X, and view snapshot files – all through your web browser. You can also easily mount remote NAS folders and cloud storage.

Qsync
Make every file uploaded to a TS-855X available to linked devices such as computers, laptops, and mobile devices. You can synchronize shared folders and team folders for group file sharing, improving 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 using keywords, colors, and other search criteria. It also supports Qfiling to perform one-time or automated archiving tasks based on your search criteria.

Qfiling
Automate your file organization – simply categorize your files and set a schedule; Qfiling will take care of the rest. Qfiling also enables intelligent recycling, which immediately moves filtered files to the trash.

Building a cost-effective Fibre Channel SAN environment
Common Fibre Channel Storage Area Networks (SAN) devices are often expensive. By installing QNAP dual-port 16Gb/32Gb Fibre Channel expansion cards in the TS-855X, you have more budget-friendly options for adding a NAS to a SAN environment. The iSCSI and Fibre Channel app allows you to define a Fibre Channel target. Furthermore, LUN masking and port binding provide an additional layer of security for your data.

Intelligent monitoring solution for 24/7 security
QVR Elite is QNAP“s subscription-based intelligent surveillance solution that allows you to easily build a surveillance system with lower total cost of ownership (TCO) and higher scalability. Recordings are saved as MP4 files, enabling playback on virtually any device. QVR Elite also integrates with QNAP AI-based solutions to create intelligent facial recognition for retail and door access systems using a QNAP NAS. You can set up dedicated, independent storage space for surveillance data on the TS-855X and benefit from simplified camera management, storage allocation, live camera viewing, and playback.

Flexible and cost-effective storage expansion
QNAP offers easy ways to expand your storage capacity. Here are several options to expand your TS-855X storage as needed to handle data and business growth.

Installing a QNAP expansion enclosure
Connect expansion enclosures to the TS-855X and manage NAS storage expansions with the user-friendly Storage & Snapshots Manager app.

Integrating cloud storage or remote file servers
Integrate cloud storage or remote file servers to expand the capacity of the TS-855X while centrally managing files on the NAS, cloud storage, and remote devices.

Migrate to a new NAS
Install your NAS hard drives on a larger QNAP NAS and retain your existing data and configurations.

Expand RAID capacity
Hot-swap lower-capacity drives for higher-capacity drives to expand your NAS“s storage capacity so it can grow with your business.

More productivity-enhancing applications
The TS-855X offers an App Center that contains feature-rich apps to expand your NAS potential!

QuMagic
An AI-powered photo management application that supports automatic photo categorization with AI albums, iOS® Live Photo display, and powerful search tools for the ultimate solution to manage and share photos.

QuObjects
Run a powerful S3-compatible development environment on your TS-855X to streamline service development workflows from testing to production. You can also move cold data from the cloud to an on-premises QuObjects to reduce cloud storage costs.

Notification Center
Collects all system events, warnings and notifications for smooth and easy NAS management, so you are always informed about the status of your NAS.

QmailAgent
The best email backup solution that allows you to easily back up/restore and manage multiple email accounts in their original format with high security and data integrity.

QuFTP
The TS-855X can be used as an FTP server with SSL/TLS encryption, QoS bandwidth control, and permission settings for the efficient and secure transfer of large amounts of data. FTP client functionality is also supported.

A health check for your hard drives
Hard drives are the heart of your NAS, and ensuring their long-term health and reliability is absolutely crucial. QNAP offers various methods and tools for monitoring hard drive health, enabling you to make proactive decisions to protect your data and files.

SMART and check for faulty blocks
If any of the SMART values are reported as abnormal or bad blocks are detected, you can take early action and replace drives before potential data loss occurs.

DA Drive Analyzer
The DA Drive Analyzer uses ULINK cloud-based AI to predict the expected lifespan of drives and helps you plan future drive replacements to protect against NAS downtime and data loss.

Seagate® IronWolf™ Health Management
Using supported IronWolf™ or IronWolf Pro™ hard drives improves overall system reliability by providing practical prevention, intervention, and recovery options.

Switch to the QuTS hero operating system for optimal data integrity and reliability
The TS-855X also supports QuTS hero – QNAP“s ZFS-based NAS operating system. QuTS hero offers end-to-end data integrity, data reduction (inline data deduplication, compression, and compaction), and much more, utilizing additional system resources to ensure an optimal environment for protecting business data.