OWC
OWC 32GB (2X16GB) DDR4 RAM Compatible with Synology and QNAP NAS Systems 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade
Available Styles / Variations:
Enterprise ECC Stability
Validated by C.R. Vinoth Kumar ยท Founder & Senior Editor
This is an Error Correcting Code (ECC) server module designed to prevent silent data corruption in 24/7 server environments (like TrueNAS/ZFS or enterprise workloads). Ensure your motherboard and CPU officially support ECC before purchasing.
Current price
$383.98$12.00/GBAs of May 30, 2026 ยท Verify on Amazon ยท Price subject to change
$/GB vs DDR4 market avg
17% above avgAt $12.00/GB โ DDR4 market rate.
Consider waiting
Price is near its tracked high of $383.98 โ in the top 25% of its recorded range. Prices may fall.
Verify Alternative Stores
Our systems refresh prices daily from Amazon.com to secure the absolute lowest USD market rate. You can cross-reference this RAM kit (ASIN: B0CBTB14KC) against alternative marketplaces like Newegg or Crucial before buying.
Product prices and availability are accurate as of the date of the last daily update and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product. As an Amazon Associate we earn from qualifying purchases.
At a Glance
Limitations
- 17% above the overall DDR4 market average $/GB
- Limited review data โ only 45 Amazon reviews
- Price near its tracked high of $383.98
- Availability unconfirmed โ may be out of stock or delisted
All points are derived from price data, customer ratings, and product specifications โ not editorial opinion. Updated daily.
Is This RAM Right for You?
Based on 32GB (2x16) DDR4 ECC SO-DIMM specifications.
Laptop RAM โ suitable for gaming laptops with compatible slots
32GB handles office apps, video calls, and multiple browser tabs comfortably
32GB handles 4K video editing on a laptop โ 8K workflows may need a desktop workstation
ECC RAM detects and corrects memory errors โ required for data-critical servers and ZFS storage
SO-DIMM form factor โ correct type for laptop memory upgrades. Verify your laptop has an accessible slot.
Verdicts based on capacity, form factor, and ECC specifications โ not editorial opinion. Capacity recommendations reflect 2026 software requirements.
Price History
Updated daily โ track price trends over time
Current
$383.98
38d Low
$318.38
38d High
$383.98
38d Avg
$323.56
Price Range
Tracked low
$318.38Current
$383.98Tracked high
$383.98Near tracked high
Speed Ranking
Top 46%
2666MHz ranks in the top 46% of all DDR4 speeds tracked (1,546 modules).
Z-Score Deviation
Severely Overpriced
Deviation: 3.42ฯ
Avoid if possible. Price is currently spiked more than 2 standard deviations above average.
Specifications
Memory TypeDDR generation (DDR4 vs DDR5) ยท guide | DDR4 |
CapacityTotal kit memory size ยท guide | 32GB (2x16) |
| Kit Config | โ 2ร kit โ dual-channel ready |
SpeedFrequency in MT/s or MHz ยท guide | 2666MHz |
CAS LatencyClock cycles response delay ยท guide | CL19 |
True LatencyAbsolute nanosecond latency | 14.25 ns(High latency)= (19 ร 2000) รท 2666 |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) ยท guide | SO-DIMM |
ECCError-correcting capability ยท guide | Yes |
VoltageOperating voltage level | 1.2V |
ASIN | B0CBTB14KC |
Spotted a wrong price or spec? Report a data correction ยท How we verify data
Compatible Platforms
Always verify with your motherboard's QVL before purchasing.
Cheaper Alternatives
Same 32GB DDR4 โ lower $/GB than this product
NEMIX RAM
NEMIX RAM 32GB (2X16GB) DDR4 2666MHZ PC4-21300 2Rx8 1.2V CL19 260-PIN ECC Unbuffered SODIMM NAS Memory KIT Compatible with Synology D4ECSO-2666-16G18% cheaper/GB
Ranked by lowest $/GB. Same 32GB DDR4 SO-DIMM only. Prices updated daily.
DDR4 Price by Capacity
Average $/GB across all DDR4 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GB | $9.68/GB |
| 16GB | $9.70/GB |
| 32GBThis product | $9.02/GB |
| 64GB | $8.97/GB |
| 128GB | $6.58/GB |
Also available from OWC
Same brand, different configurations
OWC
OWC 16GB DDR4 RAM Compatible with Synology DiskStation DS723+ and DS923+ NAS System 2666MHz PC4-21300 CL19 ECC Unbuffered SODIMM 2Rx8 1.2V Memory Upgrade
OWC
OWC 32GB (2x16GB) DDR4 2400MHZ PC4-19200 CL17 2RX8 Non-ECC SODIMM 1.2V 260-pin Laptop Notebook Memory RAM Upgrade Module
OWC
OWC 16GB (2x8GB) DDR4 2400MHZ PC4-19200 CL17 1RX8 Non-ECC SODIMM 1.2V 260-pin Laptop Notebook Memory RAM Upgrade Module
Related pages
Frequently Asked Questions
Is the OWC 32GB (2x16) 2666MHz DDR4 compatible with my motherboard?
This module is compatible with Laptop โ DDR4 SO-DIMM. Always verify with your motherboard's QVL (Qualified Vendor List) before purchasing, as compatibility can vary by board revision.
Is this DDR4 module a good deal right now?
At $383.98 ($12.00/GB), this module is priced near the DDR4 market average. Check the price history chart above to see if prices have been trending up or down recently.
What is 2666MHz RAM used for?
This is an ECC (Error-Correcting Code) RAM module designed for servers, workstations, and NAS systems where data integrity is critical. ECC RAM detects and corrects single-bit memory errors automatically. It requires a compatible CPU and motherboard โ most consumer platforms do not support ECC. See our ECC RAM guide for platform compatibility details.
How does OWC RAM compare to other brands?
OWC has 89 modules tracked with an average customer rating of 4.4โ . Browse all OWC modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.
Is 32GB of RAM enough for gaming in 2026?
32GB is more than enough for gaming in 2026. Most AAA titles use 16โ24GB alongside Discord and a browser. 32GB gives you headroom for streaming, recording, and running multiple applications simultaneously.
What is the difference between a single 32GB stick and a 2ร16GB kit?
This is already a 2ร16GB dual-channel kit โ the correct configuration for maximum performance. Dual-channel mode doubles the memory bandwidth by using both memory channels simultaneously, improving performance in games and applications by 10โ30% compared to a single stick of the same total capacity.
Similar DDR4 RAM
G.Skill
G.SKILL Ripjaws DDR4 SO-DIMM Series DDR4 RAM 32GB (2x16GB) 3200MT/s CL22-22-22-52 1.20V Unbuffered Non-ECC Notebook/Laptop Memory SO-DIMM (F4-3200C22D-32GRS)
SK Hynix
32GB KIT (2x16GB) DDR4 2666MHz (PC4-2666V) PC4-21300 SODIMM Laptop RAM รขโฌโ 260-Pin 1.2V CL19 Non-ECC Unbuffered Memory Module for Laptop, Notebook, Mini PC, All-in-One
TEAMGROUP
XLR8 Gaming 32GB (2x16GB) DDR4 DRAM 3200MHz (PC4-25600) CL20 1.2V Dual Channel Overclocked Notebook/Laptop (SODIMM) Computer Memory Kit รขโฌโ MN32GK2D43200X
Expertly Curated by C.R. Vinoth Kumar
Lead Hardware AnalystC.R. Vinoth Kumar is a senior systems systems engineer and memory hardware architect with over 12 years of experience benchmarking computer components, building performance virtualization servers, and assembling local LLM inference rigs. Every memory module tracked in our database is mathematically checked using custom telemetry to isolate nanosecond CAS latency bounds, price-per-gigabyte market averages, and Ryzen/Intel platform pairings.
As an Amazon Associate we earn from qualifying purchases. Prices are updated daily and may change on Amazon.