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NEMIX RAM 64GB (1X64GB) DDR4 2666MHZ PC4-21300 4Rx4 1.2V CL19 288-PIN ECC LRDIMM Compatible with Supermicro MEM-DR464L-SL04-LR26 Load Reduced Server Memory

NEMIX RAM

NEMIX RAM 64GB (1X64GB) DDR4 2666MHZ PC4-21300 4Rx4 1.2V CL19 288-PIN ECC LRDIMM Compatible with Supermicro MEM-DR464L-SL04-LR26 Load Reduced Server Memory

In Stock
DDR464GB (1x64)2666MHzCL19RDIMMECC

Current price

$439.99

$6.87/GB

As of Apr 14, 2026 ยท Verify on Amazon ยท Price subject to change

vs avg $/GB

32% cheaper

Deal score

65/100

At $6.87/GB โ€” 32% below the DDR4 market average.

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Verified in stock

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. Affiliate link.

At a Glance

Strengths

  • +32% below the overall DDR4 market average $/GB

Limitations

  • โˆ’No customer reviews available yet on Amazon
  • โˆ’Limited price history โ€” recently added to tracking, trends not yet available
  • โˆ’Requires ECC-compatible CPU and motherboard โ€” not supported on most consumer platforms

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 64GB (1x64) DDR4 ECC DIMM specifications.

Gamingโœ• Not suited

ECC RAM is not supported on gaming platforms (consumer CPUs/boards)

Office / Schoolโœ• Not suited

ECC RAM requires server-grade hardware โ€” not compatible with standard office PCs

Content Creationโœ“ Ideal

ECC RAM protects long renders from silent data corruption โ€” ideal for professional workstations

Server / NASโœ“ Ideal

ECC RAM detects and corrects memory errors โ€” required for data-critical servers and ZFS storage

Laptop Upgradeโœ• Not suited

This is a desktop DIMM โ€” laptop upgrades require SO-DIMM modules. See Laptop RAM Prices for compatible options.

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

Speed Ranking

Top 46%

2666MHz ranks in the top 46% of all DDR4 speeds tracked (1,762 modules).

SlowestFastest

About NEMIX RAM

4.4โ˜…

avg rating

171

products tracked

Browse all NEMIX RAM RAM

Specifications

Memory TypeDDR4
Capacity64GB (1x64)
Speed2666MHz
CAS LatencyCL19
Form FactorRDIMM
ECCYes
Voltage1.2V
ASINB07FTW7LDT

DDR4 Price by Capacity

Average $/GB across all DDR4 modules in the database

CapacityAvg $/GB
8GB$9.97/GB
16GB$9.79/GB
32GB$9.33/GB
64GBThis product$9.33/GB
128GB$8.96/GB

Also available from NEMIX RAM

Same brand, different configurations

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-2666-16G

DDR432GB2666MHz
$312.96

NEMIX RAM

NEMIX RAM 128GB (4X32GB) DDR4 2933MHZ PC4-23400 2Rx4 1.2V CL21 288-PIN ECC RDIMM Registered Server Memory KIT

DDR4128GB (4x32)2933MHz
$1,397.49

NEMIX RAM

NEMIX RAM 32GB (2X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN ECC Unbuffered UDIMM KIT

DDR432GB (2x16)3200MHz
$369.89

NEMIX RAM

NEMIX RAM 64GB (4X16GB) DDR4 3200MHZ PC4-25600 2Rx8 1.2V CL22 288-PIN ECC Unbuffered UDIMM KIT

DDR464GB (4x16)3200MHz
$738.89

Frequently Asked Questions

Is the NEMIX RAM 64GB (1x64) 2666MHz DDR4 compatible with my motherboard?

Compatibility depends on your motherboard's supported memory type (DDR4), speed, and capacity. Check your motherboard manufacturer's QVL list to confirm this module is validated for your specific board.

Is this DDR4 module a good deal right now?

At $6.87/GB, this module is 32% below the overall DDR4 market average $/GB across all capacities. Check the price history chart above to see how the price has moved recently. Prices are updated daily from Amazon.

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 NEMIX RAM RAM compare to other brands?

NEMIX RAM has 171 modules tracked with an average customer rating of 4.4โ˜…. This specific module is 32% below the overall DDR4 market average $/GB. Browse all NEMIX RAM modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.

Similar DDR4 RAM

SK Hynix

NEMIX RAM 64GB (1X64GB) DDR4 3200MHZ PC4-25600 2Rx4 1.2V CL22 288-PIN ECC RDIMM Compatible with Hynix HMAA8GR7AJR4N-XN Registered Server Memory

DDR464GB (1x64)3200MHz
$599.99

Crucial

Crucial RAM 32GB Kit (16GBx2) DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Desktop Memory CT2K16G4DFD832A

DDR432GB3200MHz
$238.99

Crucial

Crucial RAM CT2K32G4DFD8266 64GB (2x32GB) DDR4 2666 MHz CL19 Desktop Memory Kit

DDR464GB (2x32)2666MHz
$484.79

Crucial

Crucial 8GB Single DDR4 2400 MT/s (PC4-19200) DR x8 DIMM 288-Pin Memory - CT8G4DFD824A

DDR48GB