A-Tech
A-Tech 8GB Memory RAM for Toshiba Satellite C55-B5100 - DDR3 1333MHz PC3-10600 Non ECC SO-DIMM 2Rx8 1.5V - Single Laptop & Notebook
Available Styles / Variations:
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
$37.75$4.72/GBAs of May 30, 2026 · Verify on Amazon · Price subject to change
$/GB vs DDR3 market avg
54% below avgDeal score
71/100
At $4.72/GB — 54% below the DDR3 market average.
Buy on AmazonLoad alertsVerify Alternative Stores
Our systems refresh prices daily from Amazon.com to secure the absolute lowest USD market rate. You can cross-reference this RAM kit (ASIN: B09YBSLLP5) against alternative marketplaces like Newegg or Crucial before buying.
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 we earn from qualifying purchases.
At a Glance
Strengths
- 54% below the overall DDR3 market average $/GB
Limitations
- Below-average customer rating (1★)
- Limited price history — recently added to tracking, trends not yet available
- Single-stick configuration — runs in single-channel mode unless paired with another stick
- Availability unconfirmed — may be out of stock or delisted
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 8GB DDR3 ECC SO-DIMM specifications.
Laptop RAM — suitable for gaming laptops with compatible slots
8GB handles basic office tasks — may slow with many tabs open
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
SO-DIMM form factor — correct type for laptop memory upgrades. Verify your laptop has an accessible slot.
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
$37.75
37d Low
$37.75
37d High
$37.75
37d Avg
$37.75
Speed Ranking
Top 63%
1333MHz ranks in the top 63% of all DDR3 speeds tracked (356 modules).
Specifications
Memory TypeDDR generation (DDR4 vs DDR5) · guide | DDR3 |
CapacityTotal kit memory size · guide | 8GB |
| Kit Config | ⚠ Single stick — runs in single-channel mode. Buy 2× for dual-channel performance. |
SpeedFrequency in MT/s or MHz · guide | 1333MHz |
Form FactorDIMM (Desktop) vs SO-DIMM (Laptop) · guide | SO-DIMM |
ECCError-correcting capability · guide | Yes |
ASIN | B09YBSLLP5 |
Spotted a wrong price or spec? Report a data correction · How we verify data
Compatible Platforms
Always verify with your motherboard's QVL before purchasing.
DDR3 Price by Capacity
Average $/GB across all DDR3 modules in the database
| Capacity | Avg $/GB |
|---|---|
| 8GBThis product | $5.27/GB |
| 16GB | $4.01/GB |
| 32GB | $4.31/GB |
| 64GB | $4.12/GB |
| 128GB | $2.15/GB |
Also available from A-Tech
Same brand, different configurations
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A-Tech 16GB (2x8GB) DDR3 1600MHz SODIMM PC3-12800 2Rx8 1.5V CL11 Non-ECC Unbuffered 204-Pin SO-DIMM Notebook Laptop RAM Memory Upgrade Kit
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A-Tech 32GB (4x8GB) RAM for Apple iMac (Mid 2010 27 inch 4-Core, Mid 2011 21.5/27 inch) | DDR3 1333MHz PC3-10600 204-Pin SODIMM Memory Upgrade Kit
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A-Tech 4GB DDR3 1600MHz PC3-12800 CL11 SODIMM 204-Pin Non-ECC SO-DIMM Laptop, Notebook RAM Memory Module
Frequently Asked Questions
Is the A-Tech 8GB 1333MHz DDR3 compatible with my motherboard?
This module is compatible with Laptop — DDR3 SO-DIMM. Always verify with your motherboard's QVL (Qualified Vendor List) before purchasing, as compatibility can vary by board revision.
Is this DDR3 module a good deal right now?
At $4.72/GB, this module is 54% below the overall DDR3 market average $/GB across all capacities. Deal score: 71/100. 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 A-Tech RAM compare to other brands?
A-Tech has 283 modules tracked with an average customer rating of 4.6★. This specific module is 54% below the overall DDR3 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 12–16GB. Consider upgrading to at least 16GB for a smooth gaming experience.
What is the difference between a single 8GB stick and a 2×4GB kit?
A single 8GB stick runs in single-channel mode, using only one memory channel. A 2×4GB kit of the same total capacity runs in dual-channel mode, doubling memory bandwidth and improving real-world performance by 10–30%. For best performance, always buy RAM in matched pairs.
Similar DDR3 RAM
G.Skill
Ripjaws Series 8GB 204-Pin DDR3 SO-DIMM DDR3 1600 (PC3 12800) Laptop Memory (F3-1600C9S-8GRSL)
SK Hynix
Laptop Memory Module HMT41GS6BFR8A-PB Compatible Replacement Spare Part for Hynix HMT41GS6BFR8A 8GB 2Rx8 DDR3 SO-DIMM PC3-12800 1600MHz 204-Pin Non-ECC Unbuffered CL11 1.35V
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 we earn from qualifying purchases. Prices are updated daily and may change on Amazon.