Boost storage performance for demanding workloads Synology M2D20 is a M.2 NVMe SSD adapter card designed to supercharge your NAS I/O performance. The multi-queue capability of NVMe SSD greatly benefits latency-sensitive applications such as photo indexing, file search, and virtualization deployments. – Accelerate random I/O performance with the dual M.2 2280/22110 NVMe SSD slots. – Free up primary drive bays for data storage. – Upgrade your existing storage infrastructure efficiently.