Optimize performance and capacity
Synology DiskStation DS1520+ is an ideal network-attached storage solution suitable for small office and IT enthusiasts. Two built-in M.2 SSD slots and Synology SSD Cache technology allow you to boost system I/O and application performance. The scalable storage design of DS1520+ lets you start small and expand storage capacity with Synology DX517 as your data grows.

Scalability
Expand up to 15 drives with a DX517 expansion unit

Performance
Average 19.8% boost to computing-intensive applications۱

Cache Acceleration
۲ x built-in M.2 2280 NVMe SSD slots

CPU
۴-core 2.0 GHz, burst up to 2.7 GHz