A-Tech

A-Tech 4GB (2x2GB) DDR2 800MHz UDIMM PC2-6400 CL6 1.8V DIMM Non-ECC Unbuffered Desktop RAM Memory Modules

Name: A-Tech 4GB (2x2GB) DDR2 800MHz UDIMM PC2-6400 CL6 1.8V DIMM Non-ECC Unbuffered Desktop RAM Memory Modules
Brand: A-Tech
SKU: B00C5378J6
Price: 57.73 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$57.73

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🛒 See live eBay price Also on Amazon → Compare to similar memory & ram

*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.

Bottom line: The A-Tech 4GB (2x2GB) DDR2 800MHz UDIMM PC2-6400 CL6 1.8V DIMM Non-ECC Unbuffered Desktop RAM Memory Modules is a niche pick — read recent reviews before buying in the memory & ram category, priced around $57.73. Compare close alternatives before committing.

SpecPicks Verdict

SpecPicks scored A-Tech 4GB (2x2GB) DDR2 800MHz UDIMM PC2-6400 CL6 1.8V DIMM Non-ECC… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the memory & ram category. A-Tech's memory & ram lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for memory & ram of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Maximize your system's performance, boost loading speeds, and multitask with ease
✓ Backed by A-Tech's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Memory RAM Compatible for select DDR2 capable Desktop, PC Computers + Easy to install at home, no expertise required
Maximize your system's performance, boost loading speeds, and multitask with ease
Backed by A-Tech's Lifetime Warranty + Friendly tech support team available to help before and after your purchase
4GB RAM Kit ( 2 x 2GB Modules ) | DDR2 DIMM 240-Pin
Speeds up to 800MHz, PC2-6400
NON-ECC Unbuffered ( UDIMM ) | 1Rx8 or 2Rx8 - Single or Dual Rank | JEDEC DDR2 standard 1.8V

Full Specifications

Brand	A-Tech
Voltage	1.8 Volts
RAM Size	4 GB
Model Name	FBA_CT2KIT25664AA800
Unit Count	2.0 Count
Form Factor	240-Pin
Memory Speed	800 MHz
Model Number	FBA_CT2KIT25664AA800
Compatibility	PC
Number of Pins	240
Mfr Part Number	FBA_CT2KIT25664AA800
Memory Generation	DDR2
Compatible Devices	Desktop
Data Transfer Rate	6400 Megabytes Per Second
Memory Form Factor	UDIMM
Additional Features	Lightweight
Computer Memory Size	4 GB
Warranty Description	Limited Lifetime Warranty Covering Defects In Materials And Workmanship
RAM Memory Technology	DDR2
Column Address Strobe Latency	6

Ready to buy?

A-Tech 4GB (2x2GB) DDR2 800MHz UDIMM PC2-6400 CL6 1.8V DIMM Non-ECC Unbuffered Desktop RAM Memory Modules is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Last updated 2026-04-20. Price and availability subject to change.