Are there any requirements for installing or expanding system memory capacity?
Last updated:Oct 25, 2022
Are there any requirements for installing or expanding system memory capacity?
Details
This article is no longer maintained after October 2022. If your model is released after this time, or if you cannot find your model in the article, refer to its Product Manual for details.
Some Synology NAS products come with expandable memory design for system performance enhancement. However, as regulated by the original CPU manufacturer, some requirements are needed when expanding system memory capacity. Please refer to the following tables for notices on system memory upgrade.
CPU platform: Avoton
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Applied models
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RS1219+, RS818RP+, RS818+, DS1817+ (2 GB), DS1517+ (2 GB)
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Requirements
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These models come with one 2 GB memory module installed by default. To form a dual-channel memory architecture, it is required to remove the original module and install two memory modules of the same capacity for normal system operation.
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CPU platform: Denverton
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Applied models
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RS2818RP+, RS2418+, RS2418RP+, DS2419+II, DS2419+, DS1819+, DS1618+, DVA3221, DVA3219
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Requirements
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These models come with one or more 4 GB non-ECC memory modules installed by default. To install optional ECC memory modules, it is required to remove the original non-ECC memory modules. The ECC feature will be unavailable if both non-ECC and ECC modules are installed at the same time. This combination is not tested by Synology and may result in unexpected system instability.
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CPU Platform: Broadwell-DE
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Applied models
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FS3600, FS3410, FS3400, SA3600, SA3400
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Requirements
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These models come with 16 GB ECC RDIMMs by default. To install optional 32 GB ECC RDIMMs, it is required to remove the original 16 GB modules. Mixed use of 16 GB and 32 GB ECC RDIMMs may result in system instability.
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Notes:
- Please download the Hardware Installation Guide for your Synology NAS for complete instructions on memory module installation and removal.
- Please refer to Synology Products Compatibility List to find the correct memory module for your Synology NAS.
- Please always select authentic Synology memory modules from local distributors for optimal compatibility and reliability. Installation of non-Synology memory modules can lead to system instability or boot failures. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
- Certain models may not be available in your location. Please contact your local distributors for more information.