---
product_id: 17709269
title: "A-Tech 4GB DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Module"
brand: "a-tech"
price: "$226.37"
currency: USD
in_stock: true
category: "A Tech"
url: https://www.desertcart.us/products/17709269-a-tech-4gb-ddr2-800mhz-sodimm-pc2-6400-1-8v
store_origin: US
region: United States of America
---

# 800MHz blazing speed 4GB high-capacity boost 1.8V energy-efficient power A-Tech 4GB DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Module

**Brand:** a-tech
**Price:** $226.37
**Availability:** ✅ In Stock

## Summary

> 🚀 Upgrade your laptop’s brainpower — because speed waits for no one!

## Quick Answers

- **What is this?** A-Tech 4GB DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Module by a-tech
- **How much does it cost?** $226.37 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/17709269-a-tech-4gb-ddr2-800mhz-sodimm-pc2-6400-1-8v)

## Best For

- a-tech enthusiasts

## Why This Product

- Trusted a-tech brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Energy-Smart Design:** Runs efficiently at 1.8V, reducing power consumption and extending battery life.
- • **Plug & Play Upgrade:** Easy 200-pin SO-DIMM form factor fits seamlessly into most DDR2-compatible laptops and AIOs.
- • **Reliable & Tested Quality:** Every module undergoes rigorous QA testing for dependable, lag-free performance.
- • **Lifetime Warranty & Support:** Backed by A-Tech’s lifetime warranty and US-based tech support for worry-free upgrades.
- • **Turbocharge Your Laptop Performance:** Experience faster load times and smoother multitasking with 800MHz DDR2 speed.

## Overview

This A-Tech 4GB DDR2 800MHz SO-DIMM RAM module is a high-performance, energy-efficient memory upgrade designed for DDR2-compatible laptops and all-in-one PCs. Featuring a 200-pin non-ECC unbuffered design, it boosts system responsiveness and multitasking capabilities while backed by lifetime warranty and dedicated US tech support.

## Description

Buy A-Tech 4GB DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Module: Memory - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 4GB ( 1x 4GB Module ) | DDR2 800 MHz ( PC2-6400 / PC2-6400S ) | DDR2 SO-DIMM ( 200-Pin ) | Non-ECC Unbuffered
- High performance Memory RAM upgrade designed for DDR2 SODIMM compatible Laptop, Notebook, & All in One (AIO) computers
- Boosts the performance of your system by speeding up loading times, improving system responsiveness, and increasing your system's ability to handle greater workloads
- All modules undergo quality assurance testing to ensure dependable and reliable performance | Please verify the supported memory (RAM) specifications of your system prior to purchase to ensure compatibility
- A-Tech provides a Lifetime Warranty for all orders & offers complimentary United States based Tech Support before, during, & after your purchase

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00C53AZQY |
| Additional Features | High Performance |
| Best Sellers Rank | #1,088 in Computer Memory |
| Brand | A-Tech |
| Column Address Strobe Latency | 6 |
| Compatible Devices | Laptop |
| Customer Reviews | 4.4 4.4 out of 5 stars (54) |
| Data Transfer Rate | 800 MHz |
| Form Factor | 200-Pin |
| Item Weight | 3.2 ounces |
| Manufacturer | A-Tech Components |
| Memory Form Factor | SODIMM |
| Memory Generation | DDR2 |
| Memory Speed | 800 MHz |
| Mfr Part Number | LYSB00C53AZQY-ELECTRNCS |
| Model Name | A-Tech |
| Model Number | LYSB00C53AZQY-ELECTRNCS |
| Number of Pins | 200 |
| RAM Memory Technology | DDR2 |
| RAM Size | 4 GB |
| Unit Count | 1.0 Count |
| Voltage | 1.8 Volts |
| Warranty Description | Limited Lifetime Warranty Covering Defects In Materials And Workmanship |

## Product Details

- **Brand:** A-Tech
- **Compatible Devices:** Laptop
- **Computer Memory Size:** 4 GB
- **Memory Speed:** 800 MHz
- **RAM Memory Technology:** DDR2

## Images

![A-Tech 4GB DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Module - Image 1](https://m.media-amazon.com/images/I/81QiXC-2uDL.jpg)

## Available Options

This product comes in different **Color, Size** options.

## Questions & Answers

**Q: Is this compatable with my msi vx 600 model 163p?  i have two 2gb in it but it is to slow for my current server would like to upgrade to two 4gb chips**
A: If your server allows it and it is the correct type of memory then yes do it.

**Q: I am trying to upgrade dell inspiron 1440 to 8 gb...it has latest bios...will two of these work for that?**
A: If the DDR number in the Dell Inspiron 1440 specifications (spec) matches the DDR in the memory sticks, then it works.  Be aware there are DDR2 and DDR3.

**Q: will this work on dell inpiron 1545**
A: Did it work on your Dell? I have the same exact model and looking to buy this too.

**Q: Is this memory compatible with the Toshiba NB505-N500BL ?**
A: Please check the RAM requirements from the specs of your laptop. Every laptop has different RAM requirements. Mine I've used to it upgrade my Macbook 2007.

## Frequently Bought Together

- A-Tech 4GB DDR2 800MHz SODIMM PC2-6400 1.8V CL6 200-Pin Non-ECC Unbuffered Laptop RAM Memory Upgrade Module
- SP 512GB SSD 3D NAND A55 SLC Cache Performance Boost SATA III 2.5" 7mm (0.28") Internal Solid State Drive (SP512GBSS3A55S25)
- Timetec 16GB KIT(2x8GB) DDR3L/DDR3 1600MHz(DDR3L-1600) PC3L-12800 Non-ECC Unbuffered 1.35V/1.5V CL11 2Rx8 Dual Rank 204 Pin SODIMM Laptop Notebook RAM

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-07-08*