QNAP TS-855EU-8G NAS/storage server Rack (2U) Intel Atom® C5125 8 GB DDR4 0 TB QuTS hero Black
SKU
TS-855eU-8G
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Intel Atom C5125 8-core processor, 2.8GHz, 64-bit x86, 8 GB DDR4, Flash Memory 5GB, Hot-swap, 2.5G/1G/100M, 2U, 250W PSU, 100 - 240V, Black
Category: NAS & Storage Servers
| SKU | TS-855eU-8G |
|---|---|
| EAN | 0885022025725 |
| Manufacturer | QNAP |
| Availability | Y |
| PDF URLs |
View PDF |
CPU:Intel ® Atom® C5125 8-core processor, 2.8GHz
CPU Architecture: 64-bit x86
Floating Point Unit:Y
Encryption Engine: (AES-NI)
System Memory:8 GB SODIMM DDR4 (1 x 8 GB)
Maximum Memory:64 GB ( 2 x 32 GB)
Memory Slot:2 x SODIMM DDR4
Support ECC memory:Y
For dual-DIMM configuration, you must use a pair of identical DDR4 modules.
Flash Memory:5GB (Dual boot OS protection)
Drive Bay:8 x 3.5-inch SATA 6Gb/s, 3Gb/s
The system is shipped without HDD.
Drive Compatibility:
3.5-inch SATA hard disk drives
2.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
Hot-swappable
M.2 Slot:2 x M.2 2280 (PCIe Gen 3 x 4)
SSD Cache Acceleration Support:Y
SR-IOV:Y
2.5 Gigabit Ethernet Port (2.5G/1G/100M): 2 (2.5G/1G/100M/10M)
5 Gigabit Ethernet Port (5G/2.5G/1G/100M) Optional via a network adapter
10 Gigabit Ethernet Port: Optional via a network adapter
25 Gigabit Ethernet Port:Optional via a network adapter
Wake on LAN (WOL)
Only the 2.5GbE port
Jumbo Frame
PCIe Slot 2 x PCIe Gen
CPU Architecture: 64-bit x86
Floating Point Unit:Y
Encryption Engine: (AES-NI)
System Memory:8 GB SODIMM DDR4 (1 x 8 GB)
Maximum Memory:64 GB ( 2 x 32 GB)
Memory Slot:2 x SODIMM DDR4
Support ECC memory:Y
For dual-DIMM configuration, you must use a pair of identical DDR4 modules.
Flash Memory:5GB (Dual boot OS protection)
Drive Bay:8 x 3.5-inch SATA 6Gb/s, 3Gb/s
The system is shipped without HDD.
Drive Compatibility:
3.5-inch SATA hard disk drives
2.5-inch SATA hard disk drives
2.5-inch SATA solid state drives
Hot-swappable
M.2 Slot:2 x M.2 2280 (PCIe Gen 3 x 4)
SSD Cache Acceleration Support:Y
SR-IOV:Y
2.5 Gigabit Ethernet Port (2.5G/1G/100M): 2 (2.5G/1G/100M/10M)
5 Gigabit Ethernet Port (5G/2.5G/1G/100M) Optional via a network adapter
10 Gigabit Ethernet Port: Optional via a network adapter
25 Gigabit Ethernet Port:Optional via a network adapter
Wake on LAN (WOL)
Only the 2.5GbE port
Jumbo Frame
PCIe Slot 2 x PCIe Gen
| Storage | |
|---|---|
| Total installed storage capacity | 0 TB |
| Storage drives installed | No |
| Installed storage drive type | No |
| Number of storage drives installed | 0 |
| Supported storage drive types | HDD & SSD |
| Number of storage drives supported | 8 |
| Online RAID migration | Yes |
| Online RAID expansion | Yes |
| Disk roaming | Yes |
| Storage drive capacity | 0 GB |
| RAID support | Yes |
| RAID levels | 0, 1, 5, 10, 50, 60, JBOD |
| Hot-swap drive bays | Yes |
| Supported file systems | FAT32, HFS+, NTFS, ZFS, exFAT, ext3, ext4 |
| Supported storage drive interfaces | Serial ATA III, Serial ATA II |
| Storage drive sizes supported | 2.5,3.5" |
| Number of M.2 (M & B) slots | 2 |
| RAID rebuild | Yes |
| Processor | |
| Processor manufacturer | Intel |
| Processor family | Intel Atom® |
| ECC supported by processor | Yes |
| Thermal Design Power (TDP) | 50 W |
| Processor threads | 8 |
| Processor cache | 9 MB |
| Processor model | C5125 |
| Processor frequency | 2.8 GHz |
| Processor cores | 8 |
| Number of processors installed | 1 |
| Memory | |
| Internal memory type | DDR4 |
| Internal memory | 8 GB |
| Maximum RAM supported | 64 GB |
| Memory slots | 2 |
| Flash memory | 5000 MB |
| Memory form factor | SO-DIMM |
| Network | |
| Ethernet LAN | Yes |
| Dynamic DNS (DDNS) | Yes |
| Ethernet LAN data rates | 10,100,1000,2500 Mbit/s |
| DHCP server | Yes |
| Jumbo frames support | Yes |
| iSCSI support | Yes |
| Wake-on-LAN ready | Yes |
| Supported network protocols | IPv4, IPv6 |
| Ports & interfaces | |
| USB port | Yes |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 2 |
| PCI Express x4 (Gen 3.x) slots | 2 |
| Fiber optic connector | MTP |
| Design | |
| Chassis type | Rack (2U) |
| Product colour | Black |
| Cooling type | Active |
| Number of fans | 3 fan(s) |
| Fan diameter | 6 cm |
| LED indicators | Yes |
| Performance | |
|---|---|
| Built-in FTP server | Yes |
| System log | Yes |
| Share folder | CIFS/SMB |
| S.M.A.R.T. support | Yes |
| Hot spare | Yes |
| Browser supported | Apple Safari (latest version) Google Chrome (latest version) Microsoft Edge (latest version) Mozilla Firefox (latest version) |
| Type | NAS |
| Device class | Small & Medium Business |
| Backup function | Yes |
| Backup features | USB drive, iSCSI LUN |
| Buzzer | Yes |
| Operating system installed | QuTS hero |
| Operating system version | h5.0.1 |
| Security algorithms | AES, FIPS 140, HTTPS, SSH |
| Reset button | Yes |
| On/off switch | Yes |
| Management protocols | SNMP V2, V3 |
| Access Control List (ACL) | Yes |
| Windows operating systems supported | Windows 10, Windows 11, Windows 7, Windows 8 |
| Linux operating systems supported | CentOS 7.0, Ubuntu 14.04, Yes |
| Mac operating systems supported | Mac OS X 10.10 Yosemite, Yes |
| Server operating systems supported | Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019 |
| Other operating systems supported | IBM AIX 7.1, Solaris 10 |
| Snapshot | Yes |
| USB copy function | Yes |
| Software | |
| Operating system installed | QuTS hero |
| Operating system version | h5.0.1 |
| Windows operating systems supported | Windows 10, Windows 11, Windows 7, Windows 8 |
| Linux operating systems supported | CentOS 7.0, Ubuntu 14.04, Yes |
| Mac operating systems supported | Mac OS X 10.10 Yosemite, Yes |
| Server operating systems supported | Windows Server 2008 R2, Windows Server 2012, Windows Server 2012 R2, Windows Server 2016, Windows Server 2019 |
| Other operating systems supported | IBM AIX 7.1, Solaris 10 |
| Power | |
| Power supply location | Built-in |
| Power supply unit (PSU) capacity | 250 W |
| Number of power supply units | 1 |
| Power consumption (typical) | 79.113 W |
| Power consumption (sleep) | 49.799 W |
| AC input voltage | 100 - 240 V |
| Fan voltage | 12 V |
| Weight & dimensions | |
| Width | 432 mm |
| Depth | 297.4 mm |
| Height | 88.6 mm |
| Weight | 7.61 kg |
| Packaging content | |
| Number of screws | 56 |
| Quick installation guide | Yes |
| Cables included | AC, LAN (RJ-45) |
| Power cables quantity | 1 |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 5 - 95% |
| Storage temperature (T-T) | -20 - 70 °C |
| Other features | |
| Fibre Channel | Yes |
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RS1221+
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| Manufacturer |
QNAP
|
SYNOLOGY
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QNAP
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QNAP
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SYNOLOGY
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SYNOLOGY
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| Type |
NAS
|
NAS
|
NAS
|
NAS
|
NAS
|
NAS
|
| Chassis type |
Rack (2U)
|
Rack (1U)
|
Rack (2U)
|
Rack (2U)
|
Rack (2U)
|
Rack (2U)
|
| Ethernet LAN |
Y
|
Y
|
Y
|
Y
|
Y
|
Y
|
| Processor family |
Intel Atom
|
Intel Xeon D
|
Ryzen Embedded
|
Annapurna Labs
|
Ryzen Embedded
|
Ryzen Embedded
|
| Ethernet LAN (RJ-45) ports |
2
|
4
|
2
|
2
|
4
|
4
|
| Storage drives installed |
N
|
N
|
N
|
N
|
N
|
N
|
| Installed storage drive type |
N
|
N
|
N
|
N
|
N
|
N
|
| Supported storage drive types |
HDD & SSD
|
HDD & SSD
|
HDD & SSD
|
HDD & SSD
|
HDD & SSD
|
HDD & SSD
|