MemoryMasters
MemoryMasters 128GB (4x32GB) DDR3-1333MHz PC3-10600 ECC RDIMM 4Rx4 1.5V Registered Memory for Server/Workstation
Enterprise ECC Stability
Validated by C.R. Vinoth Kumar · 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
$289.00$2.26/GBAs of Jul 14, 2026 · Verify on Amazon · Price subject to change
$/GB vs DDR3 market avg
82% below avgDeal score
65/100
At $2.26/GB — 82% below the DDR3 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: B07KDWZZGQ) on other retailers such as Newegg or Crucial — 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
- 82% below the overall DDR3 market average $/GB
Limitations
- No customer reviews available yet on Amazon
- Limited price history — recently added to tracking, trends not yet available
- Requires ECC-compatible CPU and motherboard — not supported on most consumer platforms
All points are derived from price data, customer ratings, and product specifications — not editorial opinion. Updated daily.
Is This RAM Right for You?
Based on 128GB (4x32) DDR3 ECC DIMM specifications.
ECC RAM is not supported on gaming platforms (consumer CPUs/boards)
ECC RAM requires server-grade hardware — not compatible with standard office PCs
ECC RAM protects long renders from silent data corruption — ideal for professional workstations
ECC RAM detects and corrects memory errors — required for data-critical servers and ZFS storage
This is a desktop DIMM — laptop upgrades require SO-DIMM modules. See Laptop RAM Prices for compatible options.
Verdicts based on capacity, form factor, and ECC specifications — not editorial opinion. Capacity recommendations reflect 2026 software requirements.
Price History
Updated daily — track price trends over time
Current
$289.00
57d Low
$289.00
57d High
$289.00
57d Avg
$289.00
Speed Ranking
Top 65%
1333MHz ranks in the top 65% of all DDR3 speeds tracked (371 modules).
About MemoryMasters
4.9★
avg rating
8
products tracked
Specifications
Memory TypeDDR generation (DDR4 vs DDR5) · guide | DDR3 |
CapacityTotal kit memory size · guide | 128GB (4x32) |
| Kit Config | ✓ 4× kit — dual-channel ready |
SpeedFrequency in MT/s or MHz · guide | 1333MHz |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) | RDIMM |
ECCError-correcting capability · guide | Yes |
ASIN | B07KDWZZGQ |
Spotted a wrong price or spec? Report a data correction · How we verify data
Cheaper Alternatives
Same 128GB DDR3 — lower $/GB than this product
NEMIX RAM
NEMIX RAM 128GB (4X32GB) DDR3 1866MHz PC3-14900 4Rx4 1.5V 240-PIN ECC LRDIMM Load Reduced Server Memory KIT31% cheaper/GB
NEMIX RAM
NEMIX RAM 128GB (4X32GB) DDR3 1600MHz PC3-12800 4Rx4 1.35V 240-PIN ECC LRDIMM Load Reduced Server Memory KIT31% cheaper/GB
NEMIX RAM
128GB 4X32GB DDR3 1866MHz PC3-14900 4Rx4 1.5V CL13 240-PIN ECC Load Reduced LRDIMM NEMIX RAM Server Memory KIT31% cheaper/GB
Ranked by lowest $/GB. Same 128GB DDR3 DIMM only. Prices updated daily.
DDR3 Price by Capacity
Average $/GB across all DDR3 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GB | $5.02/GB |
| 16GB | $4.11/GB |
| 32GB | $4.24/GB |
| 64GB | $4.22/GB |
| 128GBThis product | $5.29/GB |
Also available from MemoryMasters
Same brand, different configurations
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MemoryMasters Hynix 8GB DDR3 1333MHz PC3-10600 Registered ECC 1.5V CL9 2Rx4 Dual Rank 240 Pin RDIMM Server Memory Ram Module Upgrade (Server Only, Not for Desktop/Laptop)(8GB)
MemoryMasters
MemoryMasters 16GB kit (8GBx2) DDR3 PC3-12800ECC Registered Server Memory (240-pin DIMM, 1600MHz) Dual Rank -(Not for Desktop or Laptops)
MemoryMasters
MemoryMasters Compatible with Patriot Viper 3 Series, Black Mamba, DDR3 8GB (2 x 4GB) 1600MHz Dual Channel Kit (PV38G160C9K)
Frequently Asked Questions
Is the MemoryMasters 128GB (4x32) 1333MHz DDR3 compatible with my motherboard?
Compatibility depends on your motherboard's supported memory type (DDR3), speed, and capacity. Check your motherboard manufacturer's QVL list to confirm this module is validated for your specific board.
Is this DDR3 module a good deal right now?
At $2.26/GB, this module is 82% below the overall DDR3 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 1333MHz 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 — most consumer platforms do not support ECC. See our ECC RAM guide for platform compatibility details.
How does MemoryMasters RAM compare to other brands?
MemoryMasters has 8 modules tracked with an average customer rating of 4.9★. This specific module is 82% below the overall DDR3 market average $/GB. Browse all MemoryMasters modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.
Is 128GB of RAM enough for gaming in 2026?
128GB is more than enough for gaming in 2026. Most AAA titles use 16–24GB alongside Discord and a browser. 128GB gives you headroom for streaming, recording, and running multiple applications simultaneously.
What is the difference between a single 128GB stick and a 2×64GB kit?
This is already a 4×32GB dual-channel kit — 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 10–30% compared to a single stick of the same total capacity.
Similar DDR3 RAM
NEMIX RAM
NEMIX RAM 128GB (4X32GB) DDR3 1866MHz PC3-14900 4Rx4 1.5V 240-PIN ECC LRDIMM Load Reduced Server Memory KIT
NEMIX RAM
NEMIX RAM 128GB (4X32GB) DDR3 1600MHz PC3-12800 4Rx4 1.35V 240-PIN ECC LRDIMM Load Reduced Server Memory KIT
A-Tech
A-Tech 128GB Kit (4x32GB) DDR3 1866MHz PC3-14900L ECC LRDIMM 4Rx4 Quad Rank 1.5V Load Reduced DIMM 240-Pin Server RAM Memory Upgrade Modules (A-Tech Enterprise Series)
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.