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A-Tech 128GB Kit (2x64GB) DDR4 2400MHz PC4-19200 ECC LRDIMM 4Rx4 (4DRx4) Quad Rank 1.2V Load Reduced DIMM 288-Pin Server RAM Memory Upgrade Modules (A-Tech Enterprise Series)

A-Tech

A-Tech 128GB Kit (2x64GB) DDR4 2400MHz PC4-19200 ECC LRDIMM 4Rx4 (4DRx4) Quad Rank 1.2V Load Reduced DIMM 288-Pin Server RAM Memory Upgrade Modules (A-Tech Enterprise Series)

In Stock
DDR4128GB (2x64)2400MHzRDIMMECC
4.6(19 reviews)

Current price

$881.98

$6.89/GB

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

vs avg $/GB

32% cheaper

Deal score

92/100

At $6.89/GB โ€” 32% below the DDR4 market average.

Buy on Amazon
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’Limited review data โ€” only 19 Amazon reviews
  • 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 128GB (2x64) 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 75%

2400MHz ranks in the top 75% of all DDR4 speeds tracked (1,762 modules).

SlowestFastest

About A-Tech

4.6โ˜…

avg rating

315

products tracked

Browse all A-Tech RAM

Specifications

Memory TypeDDR4
Capacity128GB (2x64)
Speed2400MHz
Form FactorRDIMM
ECCYes
Voltage1.2V
ASINB0BPN61KHQ

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
64GB$9.33/GB
128GBThis product$8.96/GB

Also available from A-Tech

Same brand, different configurations

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A-Tech 8GB (2x4GB) DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM Non-ECC Desktop RAM Memory Modules

DDR48GB (2x4)2666MHz

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A-Tech 16GB (2x8GB) DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM Non-ECC Desktop RAM Memory Modules

DDR416GB (2x8)2666MHz
$129.98

A-Tech

A-Tech 16GB DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM Non-ECC Desktop RAM Memory Module

DDR416GB2666MHz
$119.99

A-Tech

A-Tech 8GB DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM Non-ECC Desktop RAM Memory Module

DDR48GB2666MHz

Frequently Asked Questions

Is the A-Tech 128GB (2x64) 2400MHz 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 $6.89/GB, this module is 32% below the overall DDR4 market average $/GB across all capacities. Deal score: 92/100. Check the price history chart above to see how the price has moved recently. Prices are updated daily from Amazon.

What is 2400MHz 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 A-Tech RAM compare to other brands?

A-Tech has 315 modules tracked with an average customer rating of 4.6โ˜…. This specific module is 32% below the overall DDR4 market average $/GB. Browse all A-Tech modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.

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NEMIX RAM

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