A-Tech
A-Tech Server 8GB Kit (2x4GB) DDR4 2133MHz PC4-17000 ECC UDIMM 1Rx8 Single Rank 1.2V ECC Unbuffered DIMM 288-Pin Server & Workstation RAM Memory Upgrade Modules (A-Tech Enterprise Series)
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
$79.28$9.91/GBAs of Jul 14, 2026 ยท Verify on Amazon ยท Price subject to change
$/GB vs DDR4 market avg
21% below avgDeal score
65/100
At $9.91/GB โ 21% below the DDR4 market average.
Buy on AmazonLoad alertsAlso sold elsewhere
Prices on this page are Amazon.com prices from our Creators API refresh (as of the last update). You can look up this kit (ASIN: B0DYPH3P3S) on other retailers such as Newegg or Crucial โ we do not display their prices here. Always verify the checkout price on Amazon before purchasing.
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 I earn from qualifying purchases.
At a Glance
Strengths
- 21% below the overall DDR4 market average $/GB
- Compatible with 4 CPU platforms
Limitations
- No customer reviews available yet on Amazon
- Limited price history โ recently added to tracking, trends not yet available
- 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 8GB (2x4) DDR4 ECC DIMM specifications.
ECC RAM is not supported on gaming platforms (consumer CPUs/boards)
ECC RAM requires server-grade hardware โ not compatible with standard office PCs
ECC RAM protects long renders from silent data corruption โ ideal for professional workstations
ECC RAM detects and corrects memory errors โ required for data-critical servers and ZFS storage
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
Current
$79.28
57d Low
$79.28
57d High
$79.28
57d Avg
$79.28
Speed Ranking
Top 92%
2133MHz ranks in the top 92% of all DDR4 speeds tracked (1,856 modules).
Z-Score Deviation
Fair / Average Price
Deviation: -1.00ฯ
This product is currently priced within normal historical margins.
Specifications
Memory TypeDDR generation (DDR4 vs DDR5) ยท guide | DDR4 |
CapacityTotal kit memory size ยท guide | 8GB (2x4) |
| Kit Config | โ 2ร kit โ dual-channel ready |
SpeedFrequency in MT/s or MHz ยท guide | 2133MHz |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) | DIMM |
ECCError-correcting capability ยท guide | Yes |
ASIN | B0DYPH3P3S |
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 8GB DDR4 โ lower $/GB than this product
MemoryMasters
MemoryMasters Hynix 8GB DDR4 2133MHz PC4-17000 Registered ECC 1.2V CL15 1Rx4 Single Rank 288 Pin RDIMM Server Memory RAM Module Upgrade (8GB)38% cheaper/GB
Computer Memory Solutions
CMS 8GB (1X8GB) DDR4 21300 2666MHz Non ECC DIMM Memory Ram Upgrade Replacement for Dellยฎ Inspiron 3670 Desktop - D2437% cheaper/GB
A-Tech
A-Tech 8GB RAM Replacement for Micron MTA18ASF1G72PZ-2G1A2 | DDR4 2133MHz PC4-17000 1Rx4 1.2V ECC RDIMM Registered 288-Pin DIMM Memory Module37% cheaper/GB
Ranked by lowest $/GB. Same 8GB DDR4 DIMM only. Prices updated daily.
DDR4 Price by Capacity
Average $/GB across all DDR4 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GBThis product | $9.20/GB |
| 16GB | $8.86/GB |
| 32GB | $8.31/GB |
| 64GB | $8.38/GB |
| 128GB | $7.66/GB |
Also available from A-Tech
Same brand, different configurations
A-Tech
A-Tech 8GB (2x4GB) DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM Non-ECC Desktop RAM Memory Modules
A-Tech
A-Tech 64GB (2x32GB) DDR4 2666 MHz UDIMM PC4-21300 (PC4-2666V) CL19 DIMM 2Rx8 Non-ECC Desktop RAM Memory Modules
A-Tech
A-Tech 8GB (2x4GB) DDR4 2400 MHz UDIMM PC4-19200 (PC4-2400T) CL17 DIMM Non-ECC Desktop RAM Memory Modules
Related pages
Frequently Asked Questions
Is the A-Tech 8GB (2x4) 2133MHz DDR4 compatible with my motherboard?
This module is compatible with Intel 11th Gen Core (LGA1200), Intel 12th / 13th / 14th Gen (LGA1700), Intel Core X / Skylake-X (LGA2066 / X299), AMD Ryzen 1000โ5000 (AM4). 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 $9.91/GB, this module is 21% 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 2133MHz 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 324 modules tracked with an average customer rating of 4.6โ . This specific module is 21% 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.
Is 16GB of RAM enough for gaming in 2026?
8GB is below the 16GB minimum recommended for gaming in 2026. Most modern AAA titles require 12โ16GB. Consider upgrading to at least 16GB for a smooth gaming experience.
What is the difference between a single 8GB stick and a 2ร4GB kit?
This is already a 2ร4GB 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.
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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 I earn from qualifying purchases. Prices updated daily. Product prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon.com at the time of purchase will apply to the purchase of this product.