Comparison of Synology DiskStation DS2015xs and ZyXEL NAS542
The side-by-side comparison of the devices’ specifications. The comparison table below makes it easier to choose the most fitting NAS.
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| Adding/changing a NAS | |||
 Synology DiskStation DS2015xs (DS2015XS) |
 ZyXEL NAS542 (NAS542) |
 Add a NAS to compare
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|
| Launch | 2015 | 2016 | |
| Class | Large business | Small office / Home office | |
| Body | |||
| Dimensions | 157 x 340 x 233 mm | 190 x 225 x 160 mm | |
| Weight | 5.21 kg | 2 kg | |
| Disks | |||
| Disk bays | 8 x 3.5" SATA III | 4 x 3.5" SATA II | |
| RAID | JBOD RAID0 RAID1 RAID10 RAID5 RAID6 Synology Hybrid RAID |
JBOD RAID0 RAID1 RAID10 RAID5 RAID6 |
|
| SSD support | yes | no | |
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| Network | |||
| LAN ports | 2 x Gigabit Ethernet | 2 x Gigabit Ethernet | |
| Wireless | yes | no | |
| Protocols | AFP CIFS/SMB FTP ISCSI NFS WEBDAV |
AFP CIFS/SMB FTP HTTP ISCSI NFS WEBDAV |
|
| P2P support | BitTorrent | BitTorrent | |
| Media server | DLNA UPnP iTunes |
DLNA Squeezebox UPnP iTunes |
|
| Cloud backup | Box Dropbox Google Drive Microsoft OneDrive |
Dropbox Google Drive |
|
| Connectivity | |||
| USB ports | 2 x USB 3.0 | 3 x USB 3.0 | |
| eSATA ports | no | ||
| System | |||
| CPU | Annapurna Labs Alpine AL514 quad-core @ 1.7 GHz | Freescale ARMv7 Cortex-A9 dual-core @ 1.2 GHz | |
| RAM | 4 GB (upgradable) | 1 GB DDR3 | |
| Flash | 256 MB | ||
| Operating system | Synology DSM | ZyXEL | |
| Alternative OS | |||
| Power | |||
| Power supply | 250 W, internal | 19 V / 4.74 A | |
| Consuption | 47.44 W / 22.98 W | 36.5 W / 14.8 W | |
| Fans | 2 x 120 mm | 1 x 120 mm | |
| Noise level | 24.1 dB(A) | ||
| Features | |||
| Specials | VMWare Ready Failover and link aggregation DX1215 Expansion Unit |
Failover and link aggregation SD card reader |
|
| Administration | |||
| Default IP | DHCP | DHCP | |
| Default username | admin | admin | |
| Default password | [blank] | 1234 | |
A maximum of 3 devices can be compared at the same time. To add or change a NAS, type the name of the NAS you’re looking for in the search field of the table’s column, then click on the device’s name in the drop-down list of search results.
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