Current price
$1584.44$12.38/GBAs of 28 Aug 2026, 06:40 UTC ยท Verify on Amazon ยท Price subject to change
$12.38/GB
Track vs similar 128GB (4x32) DDR5 kits
As an Amazon Associate I earn from qualifying purchases. Prices as of 28 Aug 2026, 06:40 UTC. 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.
A-Tech
A-Tech 128GB Kit (4x32GB) DDR5 4800MHz PC5-38400 CL40 SODIMM 2Rx8 Dual Rank 1.1V Non-ECC Unbuffered SO-DIMM 262-Pin Laptop Computer RAM Memory Upgrade Modules
This A-Tech 128GB (4x32) 4800MHz DDR5 SO-DIMM laptop kit is $1584.44 ($12.38/GB). In stock on Amazon. Fits Laptop โ DDR5 SO-DIMM.
At a Glance
Strengths
- 4.6โ average customer rating (300 reviews)
Limitations
- Price near its tracked high of $1,584.44
All points are derived from price data, customer ratings, and product specifications โ not editorial opinion. Updated daily.
Consider waiting
Price is near its tracked high of $1,584.44 โ in the top 25% of its recorded range. Prices may fall.
Specifications
Catalog data as of 28 Aug 2026, 06:40 UTC
Memory TypeDDR generation (DDR4 vs DDR5) ยท guide | DDR5 |
CapacityTotal kit memory size ยท guide | 128GB (4x32) |
| Kit Config | โ 4ร kit โ dual-channel ready |
SpeedFrequency in MT/s or MHz ยท guide | 4800MHz |
CAS LatencyClock cycles response delay ยท guide | CL40 |
True LatencyAbsolute nanosecond latency | 16.67 ns(High latency)= (40 ร 2000) รท 4800 |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) ยท guide | SO-DIMM |
VoltageOperating voltage level | 1.1V |
ASIN | B0B1789V24 |
Spotted a wrong price or spec? Report a data correction ยท How we verify data
Specs & prices refreshed 28 Aug 2026, 06:40 UTC. Verify on Amazon at checkout.
Price History
Updated daily โ track price trends over time
Current
$1,584.44
68d Low
$395.00
68d High
$1,584.44
68d Avg
$1,424.74
vs this kit's history
Current price is 0.7ฯ above the tracked average of $1,424.74 - within a normal band for this ASIN.
Frequently Asked Questions
Is the A-Tech 128GB (4x32) 4800MHz DDR5 compatible with my motherboard?
This module is compatible with Laptop โ DDR5 SO-DIMM. 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?
Price is near its tracked high of $1,584.44 โ in the top 25% of its recorded range. Prices may fall. At $1,584.44 ($12.38/GB), consider waiting for a dip or compare cheaper alternatives below. Prices are updated daily from Amazon.
What is 4800MHz 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. 4800MHz is a high-performance DDR5 speed tier.
How does A-Tech RAM compare to other brands?
A-Tech has 324 modules tracked with an average customer rating of 4.6โ . Browse all A-Tech 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 16โ24GB alongside Discord and a browser. 128GB gives you headroom for streaming, recording, and running multiple applications simultaneously.
Is a 4ร32GB kit better than a single stick?
This is already a 4ร32GB kit (quad-channel capable) โ the correct configuration for maximum bandwidth on supported platforms. Matched multi-stick kits use multiple memory channels simultaneously, improving real-world performance versus a single stick of the same total capacity.
Similar DDR5 RAM
NEMIX RAM
NEMIX RAM 128GB (4X32GB) DDR5 5600MHz PC5-44800 2Rx8 1.1V CL46 262-PIN ECC Unbuffered SODIMM Memory KIT
G.SKILL
G.SKILL Ripjaws DDR5 SO-DIMM Series DDR5 RAM 32GB (2x16GB) Up to 4800MT/s CL34-34-34-76 1.10V Unbuffered Non-ECC Notebook/Laptop Memory SO-DIMM (F5-4800S3434A16GA2-RS)
G.SKILL
G.SKILL Ripjaws DDR5 SO-DIMM Series DDR5 RAM 32GB (1x32GB) Up to 5600MT/s CL40-40-40-89 1.10V Unbuffered Non-ECC Notebook/Laptop Memory SO-DIMM (F5-5600S4040A32GX1-RS)
Compatibility & buying details
Use cases, platforms, motherboard notes, upgrade math, and analyst notes
Compatibility & buying details
Use cases, platforms, motherboard notes, upgrade math, and analyst notes
Is This RAM Right for You?
Based on 128GB (4x32) DDR5 SO-DIMM specifications.
Laptop RAM โ suitable for gaming laptops with compatible slots
128GB handles office apps, video calls, and multiple browser tabs comfortably
128GB handles 4K video editing on a laptop โ 8K workflows may need a desktop workstation
SO-DIMM laptop RAM is not used in servers โ servers require DIMM or RDIMM modules
SO-DIMM form factor โ correct type for laptop memory upgrades. Verify your laptop has an accessible slot.
Verdicts based on capacity, form factor, and ECC specifications โ not editorial opinion. Capacity recommendations reflect 2026 software requirements.
Slow JEDEC Baseline (Not Recommended)
Validated by C.R. Vinoth Kumar ยท Founder & Senior Editor
This kit runs at loose JEDEC default timings (CL40 or slower). CL40/CL48 speeds indicate lower-binned DRAM chips which create a severe latency bottleneck, reducing CPU frame pacing and game performance by up to 10-15% compared to optimized kits.
Price Range
Tracked low
$395.00Current
$1584.44Tracked high
$1584.44Near tracked high
Speed Ranking
Top 75%
4800MHz ranks in the top 75% of all DDR5 speeds tracked (1,689 modules).
Compatible Platforms
Always verify with your motherboard's QVL before purchasing.
DDR5 Price by Capacity
Average $/GB across all DDR5 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GB | $16.93/GB |
| 16GB | $16.87/GB |
| 32GB | $17.81/GB |
| 64GB | $18.70/GB |
| 128GBThis product | $32.02/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 SO-DIMM in each tier today.
Current
128GB
$1584.44$12.38/GBPrices are the lowest available in each tier from our daily database โ verify on Amazon before purchasing. Only DDR5 SO-DIMM modules compared.
Also available from A-Tech
Same brand, different configurations
A-Tech
A-Tech 48GB DDR5 5600MHz PC5-44800 CL46 SODIMM 2Rx8 Dual Rank 1.1V Non-ECC Unbuffered SO-DIMM 262-Pin Laptop Computer RAM Memory Upgrade Module
A-Tech
A-Tech 64GB Kit (2x32GB) DDR5 4800MHz PC5-38400 CL40 SODIMM 2Rx8 Dual Rank 1.1V Non-ECC Unbuffered SO-DIMM 262-Pin Laptop Computer RAM Memory Upgrade Modules
A-Tech
A-Tech 96GB Kit (2x48GB) DDR5 5600MHz PC5-44800 CL46 SODIMM 2Rx8 Dual Rank 1.1V Non-ECC Unbuffered SO-DIMM 262-Pin Laptop Computer RAM Memory Upgrade Modules
Related pages
Amazon prices on this page. ASIN B0B1789V24 may also appear on Newegg - we do not show competitor prices.
Reviewed by C.R. Vinoth Kumar
Editor & FounderVinoth is an InfoSec consultant, independent technical blogger, and the developer of RAM Prices, with 12+ years in IT. He reviews buying guides and maintains the site's automated checks for price per GB, specification confidence, availability, and AMD/Intel platform compatibility. See the methodology for the exact ranking rules and limitations.
As an Amazon Associate I earn from qualifying purchases. Prices as of 28 Aug 2026, 06:40 UTC. 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.