Computer Memory (RAM) for PC

Upgrade your desktop, laptop, or server with premium OWC memory.

Memory for PC

High Quality Memory for Your PC

Experience your computer's true performance potential.

Upgrade your PC desktop or laptop with premium OWC memory built for faster performance, smoother multitasking, and greater system stability. Our wide range of RAM configurations is compatible with nearly every major PC brand and model. Whether you're replacing old memory or building a new system, we make it easy to find 100% compatible, high-quality PC RAM—at a price that fits your budget.

Improve System Speed

OWC Memory is the most cost effective and simple DIY upgrade you can install to unleash your Mac and PC’s full potential, and speed up overall responsiveness.

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More Apps. More Files.

Become a multi-tasking maven when you upgrade your Mac and PC with OWC Memory. Open more apps. Open larger files. Plus, work with multiple files at the same time.

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Save $$ vs Factory

Save BIG vs factory memory options. Plus, select among options not offered by the factory. We make it easy to find the perfect upgrade to fit your needs.

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Shop by Form Factor

Prefer to shop by memory form factor? Start your search here:

    Shop by Memory Type

    Start your search by selecting a generation.

      Shop by Memory Speed

      Select the memory speed that matches your system requirements.

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      Experience the OWC Difference

      Rely on the trusted name for memory upgrades, drives and accessories for over 30 years. Our expert support team is always a call or click away. You can talk to an actual human who will kindly provide advice and guidance for any questions you may have.

      Being helpful and treating others the way you would want to be treated is not just a novel idea. It’s how we do business. It's how we’re built. It's what we’ve been doing since 1988.

      Shop by OEM Part Number

      OWC offers replacement memory for many major OEM brands. Select a brand and enter an OEM memory part number to see available options.

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      RAM modules of various sizes and colors on desktop

      Shop by OWC Part Number

      Know the OWC Part Number you need? Enter it here.

      Featured Memory

      Frequently Asked Questions

      What is RAM?

      RAM, short for Random Access Memory, is a type of high-speed computer memory that stores temporary data your system needs while it’s running. Unlike a hard drive or SSD, RAM doesn’t store information permanently—it holds data for active tasks so your CPU can access it quickly. When you open programs, load files, or browse the web, your computer uses RAM to keep things running smoothly. More RAM means better speed, responsiveness, and the ability to run more tasks at once.

      How Much RAM Do I Need?

      The amount of RAM you need depends on how you use your computer. For basic tasks like web browsing, email, and word processing, 8GB is usually sufficient. If you multitask heavily, stream HD content, or use productivity software, 16GB is a better fit. Gamers, content creators, and professionals using software like Photoshop or video editing tools may benefit from 32GB or more. More RAM allows your system to run smoother and handle more demanding tasks without slowing down.

      Is RAM the Same as Storage?

      RAM and storage are not the same. RAM is temporary memory your computer uses to run active processes and applications. It clears when your system powers off. Storage—such as a hard drive or SSD—is where data, files, and software are permanently saved. Think of RAM as your system’s short-term memory and storage as its long-term memory. Both are essential, but RAM directly affects performance and multitasking speed.

      Are RAM and Memory the Same?

      Yes—RAM and memory generally refer to the same thing in everyday use. When people talk about a computer’s memory, they’re usually referring to RAM (Random Access Memory), which stores temporary data for active tasks. However, some may confuse “memory” with storage (like SSDs or hard drives). To be clear: RAM is a type of memory that affects speed and multitasking, while storage holds files and software more permanently.

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