
Synology M.2 2280 NVMe SSD SNV3410 400GB (SNV3410-400G)
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AI Verdict
A 400 GB M.2 2280 NVMe SSD with 70,000 4K random write IOPS, designed exclusively for Synology NAS caching.
This SSD is a situational fit because it's purpose-built for Synology NAS caching, offering specific integration and endurance for that ecosystem. However, its limited 400 GB capacity and lack of power loss protection for the SNV3410 series make it less appealing for broader use or critical write-heavy applications outside of its niche.
If you need more capacity or power loss protection, look for NVMe SSDs with higher TBW ratings and explicit PLP features, or consider the Synology SNV3510 series.
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Pros
- Tailored for Synology NAS with built-in M.2 slots or adapter cards (M2D18, M2D20, E10M20-T1).
- Delivers up to 70,000 4K random write IOPS for boosting I/O performance.
- Engineered for tough caching workloads in a 24/7 multi-user environment.
- Backed by a 5-year warranty, indicating long-term durability.
- Integrates with Synology DSM for automatic firmware updates and analytics.
Cons
- Lacks power loss protection, a drawback for critical write caching scenarios.
- 400 GB capacity is limited for its price point compared to other NVMe drives.
- Exclusively compatible with Synology devices, restricting its use to a single ecosystem.
- Exhibits slight performance dips during extended, intense write workloads.
- Functions only as a cache drive within Synology NAS, not as a primary storage volume.
Dimension Scores
It offers up to 70,000 4K random write IOPS, which is tailored for accelerating frequent data access in caching scenarios.
Designed for 24/7 multi-user environments with a 5-year warranty and advanced lifetime analytics.
400 GB is a small capacity for its price, but it can be adequate for caching in smaller NAS setups.
Exclusively compatible with Synology devices, severely limiting its usability outside of that ecosystem.
Best For
- Synology NAS users needing to accelerate frequent data access for caching.
- 24/7 multi-user environments demanding consistent I/O performance.
- Boosting system responsiveness in a Synology NAS.
- Workloads involving many small, frequently accessed files.
Not Recommended For
- Casual home users not running a Synology NAS.
- Non-Synology systems, as it's not compatible.
- Users seeking a primary storage volume, not just a cache.
- Budget-conscious buyers looking for maximum capacity per dollar.
Watch Out For
- Lacks power loss protection, which is a significant concern for critical write caching operations.
- Price per gigabyte is higher than many comparable NVMe SSDs, making it a premium choice for its capacity.
- Performance can show slight dips during long periods of sustained write-heavy tasks.
- Only usable for caching in Synology NAS, not as a flash storage pool for general data.
Full Specifications
| ASIN | B09QMSS528 |
| Brand | Synology |
| Color | Black |
| Series | SNV3410-400G |
| Language | English, English, English, English, English |
| Hard Drive | 400 GB Solid State Drive |
| Item Weight | 0.704 ounces |
| Manufacturer | Synology |
| Hard Disk Size | 400 GB |
| Special Feature | Designed for Synology devices |
| Flash Memory Size | 400 GB |
| Installation Type | Internal Hard Drive |
| Item model number | SNV3410-400G |
| Compatible Devices | Synology device |
| Product Dimensions | 5.5 x 3.75 x 0.25 inches |
| Hard Disk Interface | Solid State |
| Hard Drive Interface | Solid State |
| Hard Disk Description | Solid State Drive |
| Item Dimensions LxWxH | 5.5 x 3.75 x 0.25 inches |
| Connectivity Technology | M.2 |
| Digital Storage Capacity | 400 GB |
What Buyers Say
This Synology NVMe SSD is a bit of a niche player, really only making sense if you're deep in the Synology ecosystem and need to speed up your NAS caching. People often point out its higher price for the 400 GB capacity, especially when you consider it lacks power loss protection, which is a pretty big deal for critical write caching. While it integrates smoothly with Synology's DSM for firmware updates, some users have noticed performance dips during really long, heavy write sessions.
“Man, this thing is pricey for 400GB, but it just *works* in my DS923+ for caching, no weird warnings. Wish it had power loss protection though, that's a real bummer for the cost.”
Common Praise
- Seamless integration and automatic firmware updates within the Synology DSM environment.
- Maintains consistent I/O performance, speeding up frequent data access.
- Designed for 24/7 operation, handling tough caching workloads without premature wear.
- The 5-year warranty supports its long-term durability claims.
Common Complaints
- Higher price per gigabyte compared to many non-Synology branded NVMe SSDs.
- Absence of power loss protection is a concern for data integrity during unexpected power outages.
- Some users reported slight performance degradation during prolonged, heavy write tasks.
- Limited to caching functions within Synology NAS, preventing its use as a dedicated storage pool.
- Only works with Synology devices, making it a proprietary solution.
Ownership Tips
- Firmware updates are handled automatically through Synology's DSM, so no manual fussing.
- You'll see the biggest performance gains in scenarios with lots of small, frequently accessed files.
- Consider a UPS for your NAS, as this drive lacks power loss protection, especially if you're doing critical write caching.
- Don't expect to use this as a regular storage volume; it's strictly for caching in a Synology NAS.
- It's built for continuous 24/7 operation, so you don't have to worry about it wearing out quickly in a busy NAS.
Frequently Asked Questions
Is the Synology SNV3410-400G compatible with non-Synology devices?
No, this SSD is specifically designed and optimized for use with Synology NAS devices and is not intended for general compatibility with other systems.
Can this SSD be used for primary storage in a Synology NAS?
No, within Synology NAS systems, the SNV3410-400G is primarily utilized for caching to boost I/O performance, not as a dedicated storage volume.
Does the Synology SNV3410-400G have power loss protection?
No, the SNV3410 series does not include power loss protection, which is a feature found in the SNV3510 series.
What is the endurance rating of this SSD?
It is engineered to handle tough caching workloads in a 24/7 multi-user environment and comes with a 5-year warranty, indicating its durability for continuous operation.
Why is this Synology SSD more expensive than some other NVMe drives?
Its price reflects its optimization for the Synology ecosystem, enterprise-grade endurance for 24/7 operation, and seamless integration with DSM for automatic firmware updates and analytics.
Buying Guide
When you're looking at an NVMe SSD like this one for a NAS, you're usually thinking about caching, not primary storage. Caching is like a super-fast scratchpad for your most-used data, making your NAS feel snappier without needing to upgrade all your main hard drives. For Synology, using their own branded drives often means guaranteed compatibility and integrated management, but sometimes at a higher price.
Capacity (400 GB)
For caching, 400 GB might sound small, but it's often enough to hold the 'hot' data that your NAS accesses most frequently, like a small, fast express lane for your files.
Interface (NVMe)
NVMe is like the Autobahn for data transfer, way faster than older SATA connections. This means your cached data gets moved around at high speeds, making your NAS feel much more responsive.
Endurance (24/7 workloads)
This tells you how much data can be written to the drive over its lifetime before it might start to wear out. For a cache drive that's constantly being written to and read from, a high endurance rating means it's built to last in a continuous operation environment.
Alternatives
If this drive doesn't fit, look for NVMe SSDs with higher capacities for more cache space, or those with power loss protection for enhanced data integrity, especially if you're not strictly tied to the Synology ecosystem.



