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Synology
Synology M2D20 Dual M.2 NVMe SSD Adapter Card
Estimated delivery between August 10 and August 14.
The Synology M2D20 is a dual-slot PCIe adapter card supporting compatible M.2 NVMe SSDs for cache acceleration in selected Synology NAS systems.
Product Description
The Synology M2D20 is designed to improve random I/O performance and responsiveness in compatible Synology NAS systems.
It features two M-key slots supporting compatible M.2 2280 and 22110 NVMe SSDs. Dedicated cache drives allow the main NAS drive bays to remain available for primary data storage.
The M2D20 is suited to latency-sensitive workloads such as photo indexing, file searching and virtualisation.
M.2 NVMe SSDs are not included.
Key Features
- Dual-slot M.2 NVMe SSD adapter card
- PCIe 3.0 x8 host interface
- Two M-key M.2 slots
- Supports M.2 2280 NVMe SSDs
- Supports M.2 22110 NVMe SSDs
- Designed for SSD cache acceleration
- Helps improve random I/O performance
- Helps reduce latency for selected workloads
- Keeps primary NAS drive bays available
- Includes a full-width SSD heatsink
- Low-profile bracket pre-installed
- Full-height bracket included
- Five-year Synology hardware warranty
Recommended Use Cases
- SSD cache acceleration
- Virtualisation workloads
- Photo-library indexing
- File searching and indexing
- Frequently accessed business files
- Multi-user storage environments
- Database and application workloads
- Improving random read and write performance
Specifications
| FIELD | DETAILS |
|---|---|
| Product Code | M2D20 |
| Host Interface | PCIe 3.0 x8 |
| Storage Interface | PCIe NVMe |
| M.2 Connectors | 2 × M-Key |
| Supported Form Factors | M.2 2280 and M.2 22110 |
| Supported Function | SSD Cache Acceleration |
| Bracket Support | Low Profile and Full Height |
| Low-Profile Bracket Height | 80mm |
| Full-Height Bracket Height | 120mm |
| Dimensions | 71.75 × 181.9 × 15.8mm |
| Operating Temperature | 0°C to 40°C |
| Storage Temperature | -20°C to 60°C |
| Relative Humidity | 5% to 95% RH |
| Environmental Compliance | RoHS |
| SSDs Included | No |
Compatibility Note
Confirm that the Synology NAS model, DSM version and intended NVMe SSDs are compatible with the M2D20 before ordering.
Compatible systems include selected Synology models such as:
- RS2825RP+
- RS2423RP+II, RS2423RP+ and RS2423+
- RS822RP+ and RS822+
- RS4021xs+, RS3621xs+ and RS3621RPxs
- RS1221RP+ and RS1221+
- DS3622xs+ and DS2422+
- Selected SA-series and earlier DiskStation and RackStation models
DSM 6.2.3-25426 or later is required for most compatible systems. Selected older models require DSM 7.0.1 or later.
The M2D20 supports PCIe NVMe SSDs only and does not support M.2 SATA SSDs.
Supported SSD models and capacities vary by NAS system. Check Synology’s current compatibility list before purchasing SSDs.
The M2D20 is designed for SSD cache acceleration and should not be assumed to support M.2 storage pools.
Shut down the NAS and disconnect its cables before installing or removing the adapter card or SSDs.
What’s in the Box
- Synology M2D20 adapter card
- Heatsink
- 4 × Rubber pads
- 9 × Thermal pads
- Full-height bracket
- 3 × Screw pillars
- 6 × Screws
M.2 NVMe SSDs are not included.
Warranty
Five-year Synology hardware warranty.
Sustainability
- RoHS compliant
- Adds SSD caching without occupying primary NAS drive bays
- Allows compatible systems to be upgraded without replacing the host NAS
- SSDs can be replaced according to workload and endurance requirements
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