DDR4 vs DDR5 — Which Should You Buy?
Deciding between DDR4 and DDR5 RAM is crucial for your next PC build or upgrade. While DDR5 offers significant performance gains, DDR4 remains a cost-effective and powerful option for many users. Let's break down the key differences to help you choose wisely.
Speed and Performance: A Clear Winner
DDR5 boasts higher base speeds, starting around 4800MHz and easily reaching 6000MHz+ out of the box, compared to DDR4's typical range of 2400MHz to 3600MHz. This increased bandwidth translates to better performance in demanding applications like video editing, 3D rendering, and high-refresh-rate gaming, especially when paired with powerful CPUs and GPUs.
Platform Compatibility: The Deciding Factor
The biggest differentiator is platform compatibility. DDR4 is supported by older Intel platforms (10th, 11th Gen) and AMD's AM4 (Ryzen 1000-5000 series). DDR5 is exclusive to newer platforms like Intel's LGA1700 (12th, 13th, 14th Gen Core) and AMD's AM5 (Ryzen 7000 series). You cannot mix and match; your motherboard dictates which RAM type you can use.
Price: DDR4 Still Holds the Edge
DDR4 RAM is generally more affordable, with a 32GB (2x16GB) kit of 3200MHz CL16 often costing around $60-$80. Equivalent DDR5 kits (e.g., 32GB 6000MHz CL30) typically start around $100-$120, and high-performance kits can be significantly more. This price difference extends to motherboards, with DDR5-compatible boards often being more expensive than their DDR4 counterparts.
When to Choose DDR4
DDR4 is ideal if you're building on a budget, upgrading an existing AM4 or older Intel system, or if your primary use cases are less RAM-intensive, such as general productivity, web browsing, and casual gaming. A well-tuned DDR4 system (e.g., Ryzen 5 5600X with 3600MHz CL16 RAM) still offers excellent performance for its price.
When to Choose DDR5
Opt for DDR5 if you're building a brand-new, high-end system with a 12th Gen Intel Core i5 or newer, or an AMD Ryzen 7000 series CPU. It's also the better choice for professionals in content creation, competitive gamers seeking every frame, or anyone looking for the absolute best future-proofing and raw performance from their new build.
Key takeaways
- •Your CPU and motherboard determine if you can use DDR4 or DDR5; check compatibility first.
- •For new high-end builds (Intel 12th+ Gen, AMD AM5), DDR5 is the performance and future-proof choice.
- •For budget builds or upgrading older platforms (AMD AM4, Intel 10th/11th Gen), DDR4 offers excellent value.
- •DDR5 is faster but more expensive, both for the RAM itself and compatible motherboards.
- •Don't overspend on high-speed DDR5 if your CPU or use case won't fully utilize it.
What to do next
- →Browse our selection of DDR4 RAM kits.
- →Explore our range of DDR5 RAM kits.
- →Read our guide on 'Choosing the Right Motherboard for Your CPU'.
Ready to build?
Skip the research — tell our AI your goal and budget. It picks every part for you.