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Synology DiskStation DS1821+ RAM 4 GB

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Synology DiskStation DS1821+ RAM 4 GB
DiskStation (desktop)M.2mail server
Main
Mountdesktop
Drives
3.5" drive slots8
Max. storage capacity128 TB
Hot swap
SATA 2
SATA 3
M.2 connector2
PCI-E1 / 4-channel slot x8 /
RAIDRAID 0
RAID 1
RAID 5
RAID 10
JBOD
RAID 6, SHR, Basic
Connection
LAN ports4
LAN speed1 Gbps
USB 3.2 gen14
eSATA2
Features
Software featuresWeb server
FTP server
multimedia (DLNA, iTunes, uPnP)
mail server
database server
video surveillance server / up to 40 IP channels /
backup
domain integration
virtualization
Hardware
Operating systemDSM 6.3
CPUAMD RyzenTM V1500B
CPU cores4 cores (8 threads)
CPU speed2.2 GHz
RAM4 GB
Max. RAM32 GB
RAM slots2
ControlWEB-interface / app
General
Coolingactive
Noise level22.2 dB
Size343x166x243 mm
Weight6 kg
Official Websitesynology.com
Added to E-CatalogJanuary 2021
Synology Virtual Machine Manager preinstalled.

Powerful, advanced and highly scalable enterprise-class NAS storage designed for small and medium businesses and professional users who require high capacity and reliable data protection. The server has 8 drive bays, expandable to 18 bays using DX517 expansion units, allowing you to store up to 128 TB of data. Hot-swappable drives are supported to minimize downtime. The model supports 3.5" drives with SATA 2 and SATA 3 interfaces, and is also equipped with two M.2 slots for installing SSD cache.

The RAID configuration has wide storage options, including RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, JBOD, SHR and Basic. Synology DiskStation DS1821+ is equipped with four Gigabit LAN ports, allowing you to set up channel aggregation and increase the overall network throughput. Additionally, four USB 3.2 Gen 1 ports are available for connecting external devices and two eSATA ports for connecting expansion modules and additional drives. The built-in quad-core AMD Ryzen V1500B processor with a frequency of 2.2 GHz is supported by 4 GB of DDR4 RAM, expandable up to 32 GB. The proprietary DSM OS includes an extensive set of server functions: from a web and FTP server to a multimedia (DLNA, iTunes, uPnP), mail server and video surveillance system with support for up to 40 IP channels.

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
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Synology 8 Bay DiskStation DS1821 Diskless 8-bay 4gb ddr4 DS1821+

Accelerated Performance - 177% higher 4K random read IOPS and 76% faster sequential write speeds compared to its predecessor... moreMaximize Performance - Turbocharge HDD arrays by 20x or more without occupying drive bays using dual built-in M.2 slots for NVMe SSD cache Expansion Made Easy - Scale-up on-demand to 18 drives with two DX517 expansion units Includes Everything to Protect Your Data - Back up critical data to and from public clouds, Windows PCs and servers, virtual machines, and data on the NAS with Synology Active Backup suite, Hyper Backup, and Snapshot Replication Ready for 10GbE - Add in a 10GbE SFP+ or RJ-45 NIC to instantly increase network bandwidth based on your existing infrastructure
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Synology Diskstation DS1821+ 8-Bay NAS Enclosure, 4-Core 2.2GHz, 4GB RAM, No HDD DS1821+

You can elevate your data storage and management with the Diskstation DS1821+ 8-Bay NAS Enclosure. This high-performance devi... morece, powered by a 4-Core 2.2GHz AMD Ryzen processor and 4GB RAM, is designed for IT enthusiasts and small to medium-sized businesses seeking a robust and scalable storage solution. The DS1821+ is equipped with dual M.2 2280 slots for NVMe Cache, delivering an impressive performance of 113K 4K random read IOPS1. This powerhouse device can handle demanding application workloads and accommodate a higher number of concurrent users, ensuring faster file indexing in Synology Drive and more responsive web services. The device's scalability is a standout feature, allowing you
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Synology DS1821 8-Bay Diskstation NAS AMD Ryzen V1500B Quad-Core 22 GHz 4 GB DDR4 ECC SODIMM 4 x 1 GbE RJ-45 LAN-Port DS1821

8-bay NAS: The Synology DS1821+ is an 8-bay NAS, which means it can accommodate up to 8 hard drives or SSDs. This makes it a... moregreat option for businesses or individuals who need a lot of storage space. AMD Ryzen CPU: The DS1821+ is powered by an AMD Ryzen quad-core processor, which provides excellent performance for a variety of tasks, including file sharing, virtualization, and multimedia streaming. Dual M.2 NVMe slots: The DS1821+ has two M.2 NVMe slots, which can be used to add SSD cache for improved performance. Expandable storage: The DS1821+ can be expanded up to 18 bays by connecting two DX517 expansion units. Sophisticated software: The DS1821+ comes with a wide range of software applications, including file sharing, backup, virtualization, and multimedia streaming.
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Synology DiskStation DS1821+ 8-Bay NAS Enclosure w/8x 4TB SATA III 3.5" NAS HDD DS1821+ A

Find the ultimate storage solution with the Synology DiskStation DS1821+ 8-Bay NAS Enclosure Bundle, featuring eight Seagate... moreIronWolf 4TB SATA III 3.5" Internal NAS Hard Drives, each spinning at 5400 RPM. This powerful and scalable NAS system is tailored for IT enthusiasts and small to medium-sized businesses seeking robust data management and protection. The DS1821+ offers business-grade backup solutions to safeguard against data loss, while enhanced computational capabilities and throughput ensure faster completion of workloads.At the heart of this powerhouse is an AMD Ryzen Quad-core 2.2GHz CPU, complemented by dual M.2 2280 slots for NVMe cache acceleration, delivering up to 113K 4K
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$2,023.93
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Synology DiskStation DS1821+ 8-Bay NAS Enclosure w/8x 8TB SATA III 3.5" NAS HDD DS1821+ B

The Synology DiskStation DS1821+ 8-Bay NAS Enclosure Bundle, paired with Seagate IronWolf 8TB SATA III 3.5" 7200 RPM Internal... moreNAS Hard Drives, is a robust and scalable storage solution tailored for IT enthusiasts and small to medium-sized businesses (SMBs). Designed to deliver exceptional performance and scalability, the DS1821+ ensures your data is secure with its business-grade backup solutions, while its enhanced compute capabilities and throughput accelerate workload completion.Powered by an AMD Ryzen Quad-core 2.2GHz CPU, the DS1821+ offers dual M.2 2280 slots for NVMe cache acceleration, boosting HDD array speeds by 20 times or more. With a performance benchmark of 113K 4K random read
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$2,683.87
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16 more offer(s)
Series Synology DiskStation (desktop)Compare using chart →
Synology DiskStation DS224+
from $335.49 
without drive, slots: 3.5" 2, SATA 2, SATA 3, LAN: 2 ports, 1 Gbps, CPU: Intel Celeron J4125, cores 4 cores (4 threads), 2 GHz, TurboBoost 2.7 GHz, mail server
Synology DiskStation DS723+
from $509.99 
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Synology DiskStation DS423+
from $519.99 
without drive, slots: 3.5" 4, SATA 2, SATA 3, M.2, LAN: 2 ports, 1 Gbps, CPU: Intel Celeron J4125, cores 4 cores (4 threads), 2 GHz, TurboBoost 2.7 GHz, mail server
Synology DiskStation DS223j
from $194.99 
without drive, slots: 3.5" 2, SATA 2, SATA 3, LAN: 1 port, 1 Gbps, CPU: RealtekRTD1619B, cores 4 cores (4 threads), 1.7 GHz, mail server
Synology DiskStation DS124
from $183.53 
without drive, slots: 3.5" 1, SATA 2, SATA 3, LAN: 1 port, 1 Gbps, CPU: Realtek RTD1619B, cores 4 cores (4 threads), 1.7 GHz
Synology DiskStation DS925+
from $650.68 
without drive, slots: 3.5" 4, SATA 2, SATA 3, M.2, LAN: 2 ports, 2.5 Gbps, CPU: Ryzen V1500B, cores 4 cores (8 threads), 2.2 GHz, mail server
Synology DiskStation DS923+
from $599.00 
without drive, slots: 3.5" 4, SATA 2, SATA 3, M.2, LAN: 2 ports, 1 Gbps, CPU: AMD Ryzen R1600, cores 2 cores (4 threads), 2.6 GHz, TurboBoost 3.1 GHz, mail server, AirPlay
Synology DiskStation DS223
from $284.99 
without drive, slots: 3.5" 2, SATA 2, SATA 3, LAN: 1 port, 1 Gbps, CPU: Realtek RTD1619B, cores 4 cores (4 threads), 1.7 GHz
Synology DiskStation DS1823xs+
from $1,899.99 
without drive, slots: 3.5" 8, SATA 2, SATA 3, M.2, LAN: 1 Gbps, 10 Gbps, CPU: AMD Ryzen V1780B, cores 4 cores (8 threads), 3.35 GHz, TurboBoost 3.6 GHz, mail server
Synology DiskStation DS220j
from $425.00 
without drive, slots: 3.5" 2, SATA 2, SATA 3, LAN: 1 port, 1 Gbps, CPU: Realtek RTD1296, cores 4 cores (4 threads), 1.4 GHz, mail server, AirPlay
Synology DiskStation DS1821+
from $917.00 
without drive, slots: 3.5" 8, SATA 2, SATA 3, M.2, LAN: 4 ports, 1 Gbps, CPU: AMD RyzenTM V1500B, cores 4 cores (8 threads), 2.2 GHz, mail server
Synology DiskStation DS1621+
from $910.00 
without drive, slots: 3.5" 6, SATA 2, SATA 3, M.2, LAN: 4 ports, 1 Gbps, CPU: AMD Ryzen V1500B, cores 4 cores (8 threads), 2.2 GHz, mail server
Synology DiskStation DS423
from $414.99 
without drive, slots: 3.5" 4, SATA 2, SATA 3, LAN: 2 ports, 1 Gbps, CPU: Realtek RTD1619B, cores 4 cores (4 threads), 1.7 GHz, mail server
Synology DiskStation DS620slim
from $457.99 
without drive, slots: 2.5" 6, SATA 2, SATA 3, LAN: 2 ports, 1 Gbps, CPU: Intel Celeron J3355, cores 2 cores (2 threads), 2 GHz, TurboBoost 2.5 GHz, transcoding, mail server, AirPlay
Synology DiskStation DS419slim
from $1,599.00 
without drive, slots: 2.5" 4, SATA 2, SATA 3, LAN: 2 ports, 1 Gbps, CPU: Marvell Armada 385 88F6820, cores 2 cores (2 threads), 1.33 GHz, mail server, AirPlay
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Synology DiskStation DS720+
from $839.99 
without drive, slots: 3.5" 2, SATA 2, SATA 3, M.2, LAN: 2 ports, 1 Gbps, CPU: Intel Celeron J4125, cores 4 cores (4 threads), 2 GHz, TurboBoost 2.7 GHz, mail server
Synology DiskStation DS418
from $799.00 
without drive, slots: 3.5" 4, SATA 2, SATA 3, LAN: 2 ports, 1 Gbps, CPU: Realtek RTD1296, cores 4 cores (4 threads), 1.4 GHz, transcoding, mail server, AirPlay
Synology DiskStation DS718+
from $1,099.00 
without drive, slots: 3.5" 2, SATA 2, SATA 3, LAN: 2 ports, 1 Gbps, CPU: Intel Celeron J3455, cores 4 cores (4 threads), 1.5 GHz, TurboBoost 2.3 GHz, transcoding, mail server, AirPlay
Synology DiskStation DS918+
from $1,299.00 
without drive, slots: 3.5" 4, SATA 2, SATA 3, M.2, LAN: 2 ports, 1 Gbps, CPU: Intel Celeron J3455, cores 4 cores (4 threads), 1.5 GHz, TurboBoost 2.3 GHz, transcoding, mail server, AirPlay
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QNAP TS-473A-8G
from $779.00 
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Synology DiskStation DS1621+
from $910.00 
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Synology DiskStation DS1522+
from $789.99 
without drive, slots: 3.5" 5, SATA 2, SATA 3, M.2, LAN: 4 ports, 1 Gbps, CPU: AMD Ryzen R1600, cores 2 cores (4 threads), 2.6 GHz, TurboBoost 3.1 GHz, mail server
QNAP TS-435XEU-4G
from $619.99 
rack, without drive, slots: 3.5" 4, SATA 2, SATA 3, M.2, LAN: 2 ports, 2.5 Gbps, CPU: Marvell OCTEON TX2 CN9130 / CN9131 (ARM), cores 4 cores (4 threads), 2.2 GHz, mail server
Synology FlashStation FS2500
from $3,499.99 
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QNAP TS-632X-4G
from $699.00 
without drive, slots: 3.5" 6, SATA 2, SATA 3, LAN: 2 ports, 2.5 Gbps, CPU: Alpine AL524, cores 4 cores (4 threads), 2 GHz, mail server
QNAP TS-133
from $139.00 
without drive, slots: 3.5" 1, SATA 2, SATA 3, LAN: 1 port, 1 Gbps, CPU: ARM Cortex-A55, cores 4 cores (4 threads), 1.8 GHz, mail server
QNAP TS-H973AX-8G
from $989.00 
without drive, slots: 3.5" 5, 2.5" 4, SATA 2, SATA 3, LAN: 2.5 Gbps, 10 Gbps, CPU: AMD Ryzen Embedded V1500B, cores 4 cores (8 threads), 2.2 GHz, ZFS, transcoding, mail server, Chromecast, USB C
QNAP TS-233
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QNAP TVS-H474-PT-8G
from $1,199.00 
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QNAP TS-873A-8G
from $1,049.00 
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Synology RackStation RS422+
from $779.99 
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