CMS 4GB DDR2-6400 800MHz SODIMM Memory Upgrade - Reliable Notebook RAM

In this review of the CMS 4GB DDR2-6400 SODIMM module the bottom line is simple: this is a straightforward, compatible memory upgrade for older HP/Compaq Pavilion dv6 notebooks that need DDR2 RAM. It is aimed at users who want a single, reliable 4GB stick to replace or expand existing memory without fuss. The reviewer found the module to be an honest, no-frills component that delivers expected DDR2-800 performance and the added reassurance of a manufacturer lifetime warranty when purchased from the maker.

Key Features

• Compatibility guarantee: Sold with explicit compatibility for several HP/Compaq Pavilion dv6 models so buyers can be confident it fits those notebooks.
• Memory type: The 200-pin SODIMM form factor makes it a direct replacement for laptops that require PC2-6400 DDR2 modules and is easy to install in the service bay.
• Speed: Rated at DDR2-6400, 800 MHz, the stick provides the correct clock speed expected by systems designed for DDR2-800 memory.
• Single piece kit: Being a 1 piece 4GB kit simplifies upgrades for systems that accept a single module without needing matched pairs.
• Manufacturer warranty: CMS backs the product with a limited lifetime warranty when bought from them, offering long-term peace of mind for replacement parts.

Who It's For

This module is best for owners of older HP/Compaq Pavilion dv6 models who need a drop-in DDR2 upgrade to improve multitasking and general responsiveness. It is also suitable for technicians or refurbishers who service legacy laptops and want a low-cost, branded replacement module.

It is not for users who require DDR3 or newer memory technologies, nor for people buying RAM for modern laptops that expressly require different speeds or SODIMM pin counts. Also avoid this if you need dual-channel matched pairs for maximum throughput.

Pros & Cons

Pros

• Clear compatibility listing makes it easy to confirm fit for many dv6 series notebooks.
• Correct DDR2-800 speed and 200-pin SODIMM format ensure plug-and-play installation on supported machines.
• Single 4GB module offers an economical capacity boost for systems limited to one slot or mixed configurations.
• Lifetime warranty from the manufacturer provides longer-term assurance compared with generic parts.

Cons

• Limited to DDR2 technology, so it will not work in DDR3 or newer systems and offers lower performance than modern RAM.

Specifications

Brand	Computer Memory Solutions
Capacity	4GB
Memory Type	PC2-6400 DDR2 SODIMM
Speed	800 MHz
Pin Count	200-pin
Kit	1 piece
Warranty	Limited lifetime warranty when bought from manufacturer

Our Verdict

The CMS 4GB DDR2-6400 SODIMM is a practical, good-value upgrade for owners of compatible HP/Compaq Pavilion dv6 notebooks who need a simple memory increase. It is reliable, correctly specified for DDR2-800 systems, and backed by a manufacturer warranty, making it a sensible pick for refurbishments or keeping older laptops usable.

Frequently Asked Questions

Will this fit my dv6 notebook?
If your dv6 model is listed among the compatible models and requires PC2-6400 DDR2 200-pin SODIMM, this module is designed to fit.

Can I mix this with existing RAM?
You can mix it with different capacity modules but optimal performance may require matched modules for dual-channel setups; this is a single 4GB piece.

Does it come with a warranty?
Yes, CMS offers a limited lifetime warranty when the module is purchased directly from Computer Memory Solutions.