OWC
OWC 128GB (4x32GB) DDR5 4800 PC5-38400 CL40 2Rx8 288-pin 1.1V Non-ECC UDIMM Memory RAM Module Upgrade Kit for Select Desktops
At $17.43/GB — DDR5 market rate.
Buy on AmazonProduct 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
- +Compatible with 5 CPU platforms
Limitations
- −72% above the overall DDR5 market average $/GB
- −No customer reviews available yet on Amazon
- −Limited price history — recently added to tracking, trends not yet available
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) DDR5 DIMM specifications.
128GB eliminates memory as a bottleneck for AAA titles and multitasking
128GB handles office apps, video calls, and multiple browser tabs comfortably
128GB handles 4K/8K video editing, complex 3D rendering, and large project files
Non-ECC RAM is not recommended for servers or NAS — silent data corruption risk without error correction
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
Specifications
| Memory Type | DDR5 |
| Capacity | 128GB (4x32) |
| CAS Latency | CL40 |
| Form Factor | DIMM |
| ASIN | B0CLYSV1N7 |
Compatible Platforms
Always verify with your motherboard's QVL before purchasing.
Platform Pairing Guide
How well DDR5 performs on each platform — based on memory controller characteristics and manufacturer guidance.
| Platform | Benefit |
|---|---|
| AMD AM5 (Ryzen 7000/9000) | ✓ Good |
| Intel LGA1851 (Core Ultra 200S) | ✓ Good |
| Intel LGA1700 (12th–14th gen, DDR5 board) | ✓ Good |
Platform guidance based on AMD and Intel official specifications and independent testing. Always verify compatibility with your specific motherboard's QVL.
DDR5 Price by Capacity
Average $/GB across all DDR5 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GB | $18.20/GB |
| 16GB | $18.92/GB |
| 32GB | $18.12/GB |
| 64GB | $20.45/GB |
| 128GBThis product | $26.14/GB |
Upgrade Cost Calculator
How much more (or less) would you spend to step up or down in capacity? Prices shown are the cheapest available DDR5 DIMM in each tier today.
Current
128GB
$2,231.00
$17.43/GB
Prices are the lowest available in each tier from our daily database — verify on Amazon before purchasing. Only DDR5 DIMM modules compared.
Also available from OWC
Same brand, different configurations
OWC
OWC 16GB DDR5 4800 PC5-38400 CL40 1Rx8 288-pin 1.1V ECC Registered RDIMM Memory RAM Module Upgrade Compatible with Dell Precision Workstation 5860 5860XL 7960 7960XL Towers and 7960 Rack
OWC
OWC 64GB (2x32GB) DDR5 4800 PC5-38400 CL40 2Rx8 288-pin 1.1V ECC Registered RDIMM Memory RAM Compatible with Dell Precision Workstation 5860 5860XL 7960 7960XL Towers and 7960 Rack
OWC
OWC 64GB (2x32GB) DDR5 4800 PC5-38400 CL40 2Rx8 288-pin 1.1V ECC Unbuffered UDIMM Memory RAM Module Upgrade Kit for Select Workstations or Servers
Frequently Asked Questions
Is the OWC 128GB (4x32) DDR5 compatible with my motherboard?
This module is compatible with Intel 12th / 13th / 14th Gen (LGA1700), Intel Core Ultra 200S (LGA1851 / Arrow Lake), AMD Ryzen 7000 / 8000 / 9000 (AM5), AMD Threadripper 7000 (TRX50) and 1 more platforms. Always verify with your motherboard's QVL (Qualified Vendor List) before purchasing, as compatibility can vary by board revision.
Is this DDR5 module a good deal right now?
At $2,231.00 ($17.43/GB), this module is priced near the DDR5 market average. Check the price history chart above to see if prices have been trending up or down recently.
What is DDR5 RAM used for?
DDR5 RAM is required for AMD AM5 (Ryzen 7000/9000) and Intel LGA1851 (Core Ultra 200S) platforms. It offers higher bandwidth than DDR4, making it beneficial for content creation, gaming on modern platforms, and AI workloads.
How does OWC RAM compare to other brands?
OWC has 82 modules tracked with an average customer rating of 4.4★. Browse all OWC modules or use the comparison tool to see how it stacks up against Corsair, G.Skill, Kingston, and Crucial.
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