Top 10 16GB ECC DDR4 2666 – Computer Memory

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32GB 2X16GB DDR4-2666 PC4-21300 ECC SODIMM Compatible with Synology D4ECSO-2666-16G Memory Upgrade Module by NEMIX RAM

NEMIX RAM #ad - Install easily, and a few minutes, no computer skills required, with just a screwdriver, the owner’s manual, you can install memory – no computer skills necessary. The amount of memory in your system plays a critical role in the speed of your machine.

Compatible with the following synology machines: ds3617xsii; ds1621+; ds1821+; DS2419+II. A memory upgrade is one of the most affordable and simple ways to increase system performance. Capacity 32gb, rank 2rx8, pc4-21300, 2x16 gigabyte speed ddr4-2666 mhz, ecc sodimm, compatible with synology Part D4ECSO-2666-16G, . Made from the highest quality components, NEMIX RAM products are not only reliable and durable but are specifically engineered for performance.

Improve system responsiveness, and increase your system's ability to handle larger workloads, access data faster by upgrading your internal memory. Here at nemix we pride ourselves on all our products and provide a Lifetime Replacement Warranty for all orders along with customer service support before, during, & after your purchase.
BrandNEMIX RAM #ad
ManufacturerNEMIX RAM #ad
WarrantyLifetime Warranty

2. Synology


Synology RAM DDR4-2666 ECC SO-DIMM 16GB D4ECSO-2666-16G

Synology #ad - Compatibility - applied models: 21 series: rs1221rp+, rs1221+, dva3221; 20 series: rs820rp+ does not support the ecc feature, regardless of whether the expansion memory is ecc or non-ecc; 19 series: ds2419+, DS1819+; 18 series: DS3018xs, ds1621+, ds1821+, ds1621xs+, DS1618+; 17 series: DS3617xs. Synology ram ddr4-2666 ecc so-dimM 16GB.
BrandSynology #ad
ManufacturerSynology #ad
Height0.3 Inches
Length1.8 Inches
Weight0.06 Pounds
Width3.75 Inches
Part NumberD4ECSO-2666-16G
Warranty5 Years



32GB Kit 2x16GB DDR4-2666MHz PC4-21300 ECC UDIMM 2Rx8 1.2V Unbuffered Server Memory by NEMIX RAM

NEMIX RAM #ad - 32gb 2x16gb ddr4 2666mhz ecc udimm kit. Memory for Server. Ddr4-2666mhz pc4-21300 Nemix ram is manfufactured using Major Brand Chips. Usa customer support and Backed by a Lifetime Replacement Warranty.
BrandNEMIX RAM #ad
ManufacturerNEMIX RAM #ad
Height1 Inches
Length6 Inches
Width1 Inches
Part NumberME21300-628K02-G

4. Crucial


Crucial 32GB Kit 16GBx2 DDR4 2666 MT/s PC4-21300 DR X8 DIMM 288-Pin Memory, CT2K16G4DFD8266

Crucial #ad - Optimized for next Generation processors and platforms. Increase bandwidth by up to 32%. Speeds up to 3200 mt/s and faster data rates are expected to be available as DDR4 technology matures. Faster bursts access speeds for improved sequential data throughout. Reduce power consumption by up to 40%.
BrandCrucial #ad
Height1.23 Inches
Length5.27 Inches
Weight0.07 Pounds
Width0.03 Inches
Part NumberCT2K16G4DFD8266
WarrantyLimited lifetime warranty

5. Timetec


Timetec DDR4-2666 16GB Replacement for Synology D4ECSO-2666-16G DDR4 ECC Unbuffered SODIMM 2666MHz PC4-21300 260 Pin 1.2V CL19 Dual Rank 2Rx8 Memory RAM Upgrade D4ECSO-2666-16G_TT

Timetec #ad - Compatible with 19 series: ds2419+, ds1819+, ds2419+ii, DVA3219;. Note: do not mix ecc and non-ecc sodimm ram together; guaranteed Lifetime warranty from Purchase Date and Free technical support based on United States.

Compatible with 21 series: rs1221rp+, ds1621+, rs1221+, DS1821+, ds1621xs+, DVA3221. Compatible with 20 series: RS820RP+, RS820+;. Replacement for synology d4ecso-2666-16g ddr4 ecc unbuffered sodimm ram ddr4 2666mhz pc4-21300 260 pin Unbuffered ECC 1. 2v cl19 dual rank 2rx8 based 1024x8. Compatible with 18 series: DS3018xs, DS1618+;. Compatible with FS series: FS1018. Compatible with 17 series: DS3617xs, DS3617xsII;.
BrandTimetec #ad
ManufacturerTimetec #ad
Part Number7

6. Timetec


Timetec Hynix IC 32GB KIT 2x16GB DDR4 2666MHz PC4-21300 Unbuffered ECC 1.2V CL19 2Rx8 Dual Rank 288 Pin UDIMM Server Memory RAM Module Upgrade 32GB KIT 2x16GB

Timetec #ad - Ddr4 2666mhz pc4-21300 288 pin unbuffered ecc 1. 2v cl19 dual rank 2Rx8 based 1024x8. Guaranteed – lifetime warranty from Purchase Date Free technical support. Power supply: vdd=1. 2v 1. 14v to 1. 26v vddq = 1. 2v 1. 14v to 1. 26v. Module size: 16gb package: 2x16gb a must For Server, Not For Desktop/Laptop. Designed for Selected Server Systems.
BrandTimetec #ad
ManufacturerTimetec #ad
Part Number71TT26EU2R8-16GK2



32GB Kit 2x16GB DDR4-2666 PC4-21300 ECC SODIMM 2Rx8 Memory Upgrade by NEMIX RAM

NEMIX RAM #ad - Lifetime Replacement Warranty. Voltage: 1. 2v / rank: 2Rx8. Ddr4 2666 pc4 21300260-pin ddr4 ecc sodimM. 32gb kit 2 x 16GB.
BrandNEMIX RAM #ad
ManufacturerNEMIX RAM #ad
Height1 Inches
Length8 Inches
Width3 Inches
Part NumberMSE21300-628K02-G



Samsung M393A2K43BB1-CTD 16GB DDR4 2666MHz ECC Memory Module

SAMSUNG #ad - Capacity: 16GB. Server Memory. Manufacturer: SAMSUNG. Model: m393a2k43bb1-ctD7Q. Technology: pc4-2666v rdimm ddr4 ecc pC4-21300 .
BrandSAMSUNG #ad
ManufacturerSamsung #ad
Part NumberM393A2K43BB1-CTD7Q

9. Arch Memory


Arch Memory AM-D4ECSO-2666-16G 16GB 260-Pin DDR4 2666 MHz ECC So-dimm RAM for Synology NAS Systems

Arch Memory #ad - Compatible with synology D4ECSO-2666-16G. Access crucial data faster by upgrading your internal memory. 16gb 260 pin ddr4-2666 pc4-21300 ecc sodimm 2666MHz. 1. 2 volts; dual Rank 2Rx8. Rugged tier one ic chipsets; built for performance and security.
BrandArch Memory #ad
ManufacturerArch Memory #ad
Height1.19 Inches
Length2.25 Inches
Weight0.13 Pounds
Width0.06 Inches
Part NumberSY16GB2666SOEC-TZ001
WarrantyLimited Lifetime Replacement

10. Hynix Semiconductor


Hynix HMA42GR7MFR4N-TF DDR4-2133 16GB/2Gx72 ECC/REG CL13 Hynix Chip Server Memory

Hynix Semiconductor #ad - Sk hynix 16gb pc4-2133 mt/s ecc registered dual rank x4 2rx4 RDIMM. Rdimm - application : server entREPRISE ONLY - check your server configuration.
BrandHynix Semiconductor #ad
ManufacturerHynix Semiconductor #ad
Height0 Inches
Length0 Inches
Width0 Inches
Part NumberHMA42GR7MFR4N-TF