---
product_id: 744396672
title: "Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit"
brand: "sk hynix"
price: "$150.49"
currency: USD
in_stock: false
reviews_count: 5
category: "Sk Hynix"
url: https://www.desertcart.us/products/744396672-hynix-hymp125u64cp8-s6-4gb-2-x-2gb-pc2-6400u-ddr2
store_origin: US
region: United States of America
---

# 800MHz blazing speed 4GB total capacity (2x2GB) 240-pin DDR2 DIMM form factor Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit

**Brand:** sk hynix
**Price:** $150.49
**Availability:** ❌ Out of Stock

## Summary

> ⚡ Upgrade your vintage setup—because your productivity deserves a turbo boost!

## Quick Answers

- **What is this?** Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit by sk hynix
- **How much does it cost?** $150.49 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/744396672-hynix-hymp125u64cp8-s6-4gb-2-x-2gb-pc2-6400u-ddr2)

## Best For

- sk hynix enthusiasts

## Why This Product

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

## Key Features

- • **Effortless Upgrade:** Plug-and-play 240-pin design for quick installation—no tech headaches.
- • **Reliable Stability:** Non-ECC memory ensures consistent speed without unnecessary overhead.
- • **Boost Your Legacy Rig:** Unlock peak performance on older systems with high-rated DDR2 memory.
- • **Seamless Dual-Channel Power:** 2x2GB sticks optimize multitasking and smooth workflow.
- • **Energy Efficient Performance:** Runs at a low 1.8V voltage to keep your system cool and efficient.

## Overview

The Hynix HYMP125U64CP8-S6 is a 4GB DDR2 SDRAM memory kit (2x2GB) running at 800MHz with a 240-pin DIMM form factor. Designed for older desktops, it offers a reliable, energy-efficient upgrade that significantly enhances system responsiveness and multitasking capabilities.

## Description

Specifications Manufacturer: Hynix Part Number: HYMP125U64CP8-S6 Memory Type: DDR2 SDRAM Capacity: 4GB 2 x 2GB Pins: 240 Pin Bus Type: PC2-6400 Error Correction: Non-ECC Cycle Time: 5ns Cas: CL6 Data Transfer Rate: 800Mhz Memory Clock: 200Mhz Voltage: 1.8

Review: its exactly what i says, 4 GB RAM sticks. after dropping them into my HP m8200n i saw a noticeable MASSIVE performance increase, but then again these are the highest rated RAM available for my motherboard and what i had in was that cheap factory crap they put in. if you have an older computer, these will definitely help you get a lot more out of it
Review: Remove the old piece of memory and install the new piece.

## Features

- Manufacturer: Hynix HYMP125U64CP8-S6
- Memory Type: 240 Pin DDR2 SDRAM
- Capacity: 4GB 2 x 2GB Memory
- Bus Type: PC2-6400
- Data Transfer Rate: 800Mhz

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00TIY959G |
| Are Batteries Included | No |
| Brand | SK Hynix |
| Computer Memory Type | DDR2 SDRAM |
| Country of Origin | USA |
| Customer Reviews | 3.8 3.8 out of 5 stars (24) |
| Date First Available | 14 February 2015 |
| Form Factor | DIMM |
| Item Dimensions LxWxH | 15.2 x 0.1 x 0.1 Centimeters |
| Item Height | 0.05 Inches |
| Item Weight | 22.7 g |
| Item Width | 0.05 Inches |
| Item model number | HYMP125U64CP8-S6 |
| Manufacturer | Hynix |
| Memory Technology | DDR2 |
| Product Dimensions | 15.24 x 0.13 x 0.13 cm; 22.68 g |
| RAM Size | 4 GB |
| Voltage | 1.8 Volts |

## Product Details

- **Brand:** SK Hynix
- **Computer Memory Size:** 4 GB
- **Memory Speed:** 800 MHz
- **RAM Memory Technology:** DDR2
- **Special Feature:** Lightweight

## Images

![Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit - Image 1](https://m.media-amazon.com/images/I/51Mqm2hpLPL.jpg)
![Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit - Image 2](https://m.media-amazon.com/images/I/51ryBCBEC2L.jpg)
![Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit - Image 3](https://m.media-amazon.com/images/I/81MoF6ap28L.jpg)
![Hynix HYMP125U64CP8-S6 4GB 2 x 2GB PC2-6400U DDR2 800 Non-ECC Unbuff Memory Kit - Image 4](https://m.media-amazon.com/images/I/81anVWsIKfL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Review
*by J***N on 30 July 2016*

its exactly what i says, 4 GB RAM sticks. after dropping them into my HP m8200n i saw a noticeable MASSIVE performance increase, but then again these are the highest rated RAM available for my motherboard and what i had in was that cheap factory crap they put in. if you have an older computer, these will definitely help you get a lot more out of it

### ⭐⭐⭐⭐⭐ Review
*by A***R on 20 March 2020*

Remove the old piece of memory and install the new piece.

### ⭐⭐⭐⭐ Review
*by W***1 on 3 August 2018*

It has lasted a long time and is fast

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-01-26*