High performance NAS with SSD cache acceleration capabilitySynology DS420+ is designed for IT enthusiasts and home users. Equipped with a 2-core processor and built-in M.2 NVMe 2280 SSD slots for cache acceleration DS420+ is ideal for data sharing video streaming and photo indexing.Boost performance with built-in SSD slotsDS420+ provides two built-in M.2 SSD slots so that you can take full advantage of Synology SSD Cache functionality. Add SSD cache for up to 20 times faster I/O response without using front drive bays.Accelerate demanding applicationsA more powerful CPU speeds up computing-intensive applications. The new 2-core processor boosts photo indexing database response times and web PHP response efficiency. Easily categorize your photo memories smoothly manage files across computers and mobile devices and enjoy blazing fast web applications.Your personal entertainment and multimedia hubAccess multimedia content anytime anywhere through an intuitive web-based interface.Seamless integration with your mobile devicesSynology mobile applications are designed to allow quick and secure access to your data wherever you are.