{"product_id":"64gb-ddr4-2666mhz-ecc-so-dimm-memory-upgrade-for-synology-nas","title":"64GB DDR4 2666MHz ECC SO-DIMM Memory Upgrade for Synology NAS","description":"\u003cp\u003eIn this review we test the OWC 64GB upgrade kit designed specifically for Synology NAS systems like the RS822+ and RS822RP+. The bottom line: this kit is for users who need a straightforward, compatible memory increase to improve multitasking and caching on a NAS or small server. Installation is usually a simple DIY task, and the pair of 32GB ECC SO-DIMMs provides the biggest practical benefit here - more headroom for virtual machines, containers, and heavy file-serving workloads without changing power or cooling.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCapacity:\u003c\/strong\u003e Two 32GB modules give a combined 64GB of memory to dramatically reduce swapping and improve responsiveness under load.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed to match Synology part numbers such as D4ES0-32G and compatible with DiskStation, RackStation, FlashStation, and NVR DVA Server lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eECC support:\u003c\/strong\u003e Error-correcting code memory helps maintain data integrity on NAS and server workloads that demand stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eForm factor and speed:\u003c\/strong\u003e 260-pin DDR4 SO-DIMM at 2666MHz (PC4-21300) provides a balance of density and performance for compact systems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower efficiency:\u003c\/strong\u003e Operates at 1.2V which helps keep thermal and power impact low in small enclosures.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty and support:\u003c\/strong\u003e Backed by an industry-leading replacement program and limited lifetime warranty with free tech support from the maker.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThis upgrade is aimed at Synology owners running the RS822+ or RS822RP+ who want to add more memory for heavier multi-user access, containerized apps, or virtual machines. IT pros and home lab users who need ECC memory for stability will appreciate the compatibility and support.\u003c\/p\u003e\n\u003cp\u003eIt is not for users with NAS models that do not accept 260-pin SO-DIMMs or for those seeking the absolute fastest desktop memory; this kit focuses on compatibility and reliability rather than pushing raw latency or frequency extremes.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh 64GB capacity in a compact SO-DIMM kit that directly increases NAS multitasking capability.\u003c\/li\u003e\n\u003cli\u003eECC support improves data integrity for server and NAS workloads where stability matters.\u003c\/li\u003e\n\u003cli\u003eDirect compatibility with Synology part numbers reduces uncertainty when upgrading supported models.\u003c\/li\u003e\n\u003cli\u003eLifetime warranty and free technical support provide extra confidence during installation and use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eLimited to 2666MHz speed and CL19 timings, so enthusiasts seeking higher-frequency modules should look elsewhere.\u003c\/li\u003e\n\u003cli\u003eCompatibility is specific; users must confirm their Synology model supports these 260-pin SO-DIMMs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eKit Capacity\u003c\/td\u003e\n\u003ctd\u003e64GB (2 x 32GB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMemory Type\u003c\/td\u003e\n\u003ctd\u003eDDR4 SO-DIMM, 260-pin\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed\u003c\/td\u003e\n\u003ctd\u003e2666MHz (PC4-21300)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLatency \/ Rank\u003c\/td\u003e\n\u003ctd\u003eCL19, 1Rx8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoltage\u003c\/td\u003e\n\u003ctd\u003e1.2V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eECC\u003c\/td\u003e\n\u003ctd\u003eECC Unbuffered\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Models\u003c\/td\u003e\n\u003ctd\u003eSynology RS822+, RS822RP+ and other DiskStation\/RackStation\/FlashStation\/NVR DVA Servers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe OWC 64GB DDR4 ECC SO-DIMM kit is a practical, reliable memory upgrade for Synology RS822+ and RS822RP+ owners who need more capacity for VMs, containers, and heavy NAS workloads. It is well matched for stability and compatibility, backed by a lifetime warranty and support, and represents strong value for those prioritizing proven operation over peak overclocked speeds.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eWill this kit work in my RS822+ or RS822RP+?\u003c\/strong\u003e\u003cbr\u003eYes, the kit is built to be compatible with those models and matches Synology part number references, but always check your NAS firmware and model compatibility before installing.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs installation difficult for a non-technical user?\u003c\/strong\u003e\u003cbr\u003eIn most cases installing SO-DIMM memory in a NAS is a straightforward DIY task; OWC provides a basic installation video and free tech support if you need help.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this memory provide error correction?\u003c\/strong\u003e\u003cbr\u003eYes, these modules are ECC unbuffered SO-DIMMs, which provide error correction suitable for server and NAS stability needs.\u003c\/p\u003e","brand":"OWC","offers":[{"title":"Default Title","offer_id":48613723537627,"sku":"B0CJW8K6BP","price":183.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61S2ha_7rbL._AC_SL1024.jpg?v=1778404751","url":"https:\/\/gearmusthave.com\/products\/64gb-ddr4-2666mhz-ecc-so-dimm-memory-upgrade-for-synology-nas","provider":"GearMustHave","version":"1.0","type":"link"}