Crucial

Crucial 2GB Single DDR2 800MHz (PC2-6400) CL6 SODIMM 200-Pin Notebook Memory Module CT25664AC800

Name: Crucial 2GB Single DDR2 800MHz (PC2-6400) CL6 SODIMM 200-Pin Notebook Memory Module CT25664AC800
Brand: Crucial
SKU: B001342KM8

Bottom line: The Crucial 2GB Single DDR2 800MHz: Limited Lifetime Warranty from Crucial; main trade-off: 2GB single module, not a matched dual-channel kit.

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By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-19

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference. About the author →

Pros & Cons

Pros

✓ Limited Lifetime Warranty from Crucial
✓ 200-pin SODIMM fits standard DDR2 notebooks
✓ CL6 latency at the PC2-6400 800MHz spec
✓ Made by Micron, a top-three DRAM manufacturer

Cons

✗ 2GB single module, not a matched dual-channel kit
✗ DDR2-only, incompatible with DDR3/DDR4 laptops
✗ 800MHz PC2-6400 is legacy-era bandwidth
✗ Older notebooks may cap total RAM below 4GB

Manufacturer description

When you buy Crucial memory, you're buying directly from the largest DRAM manufacturer in America and one of the top three in the world. Crucial Technology is a division of Micron. We have more than 20 years of industry experience and are the lowest-cost, most efficient DRAM manufacturer, and many of the world's leading computer manufacturers use our memory. Crucial brings that same high-quality memory directly to you, the end consumer.

SpecPicks Verdict

SpecPicks scored Crucial 2GB Single DDR2 800MHz (PC2-6400) CL6 SODIMM 200-Pin… using a rating × review-volume × price-fit model applied to published specs and reviews across the memory & ram category. Crucial's memory & ram lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

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 retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

Increases system performance
Easy to install
Premium quality memory from a trusted brand
100% Tested
Limited Lifetime Warranty

Full Specifications

Brand	Crucial
Voltage	1.8 volts
RAM Size	2 GB
Model Name	CT
Unit Count	1 Count
Form Factor	Laptop
Memory Speed	800 MHz
Model Number	CT25664AC800
Number of Pins	200
Mfr Part Number	CT25664AC800
Item Part Number	CT25664AC800
Memory Generation	DDR2
Compatible Devices	Laptop, netbook
Data Transfer Rate	800 MHz
Memory Form Factor	SODIMM
Additional Features	Lightweight
Computer Memory Size	2 GB
Warranty Description	Limited warranty
RAM Memory Technology	DDR2
Column Address Strobe Latency	6

Ready to buy?

Crucial 2GB Single DDR2 800MHz (PC2-6400) CL6 SODIMM 200-Pin Notebook Memory Module CT25664AC800 is vintage hardware; the used and vintage market on eBay carries most of the live inventory. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. It also has an Amazon listing — check it for current price and availability. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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