Best RAM for AMD Ryzen 9 9950X3D and 9900X3D

AMD has just released the latest 9000 Series additions to its much-loved X3D line. The Ryzen 9 9950X3D and Ryzen 9 9900X3D join the growing ranks of Zen 5 CPUs, essentially offering the gaming performance of the Ryzen 7 9800X3D combined with the productivity of the 9950X and 9900X – the best of both worlds, albeit with a price tag to match.

Normally we'd dive straight into the specs to highlight what makes these chips special and what these numbers mean for the memory subsystem. Today, though, we’re cutting to the chase – these chips are essentially unchanged from a memory perspective, so our recommendations remain the same as the Ryzen 7 9800X3D. Pair them with either 32GB or 64GB of DDR5-6000 with a CAS Latency of 30, such as VENGEANCE DDR5, VENGEANCE RGB DDR5, or DOMINATOR TITANIUM DDR5.

There are several reasons why these memory kits are the ones we recommend, but essentially 6000MT/s of DDR5 is where the sensible money is for this generation: they offer strong performance, work regardless of which CPU you pick, are easy to setup – just make sure you turn on EXPO in the BIOS, aren’t too fussy to require only-the-best silicon to function reliably, and they’re great value for money as well.

There are more details about these recommendations as we go on, but if you just want the headline recommendations, you’ve got everything you need. With that done though, let’s jump on to the specs:

As with previous releases, the official maximum memory speeds are fairly conservative for these chips, but you should be aiming for the DDR5-6000 kits we’ve recommended. It’s worth taking note of the slower max speeds when dealing with quad kits though, as the official specs indicate you won’t hit the same high frequency as you will on a dual kit, which is why we recommend 32GB or 64GB kits using just two sticks of memory.

With that all done, on to the recommendations:

For gaming and most applications, 32GB of DDR5 at 6,000MT/s with a CAS Latency of 30 is all you need. Add RGB LED lighting for style, and you’ve got one of our most popular memory kits: 32GB VENGEANCE RGB DDR5-6000. It delivers everything you need—great performance, an attractive design, and excellent value.

VENGEANCE RGB DDR5 memory is available in black or white for Intel XMP 3.0 platforms and gray for AMD EXPO. You shouldn’t have any trouble getting these kits up and running on your motherboard. However, as always, it's worth checking your motherboard’s QVL list to ensure compatibility.

If you need a memory kit that can handle the demands of tomorrow—or you’re already running memory-intensive applications—the 64GB DOMINATOR TITANIUM kit is a solid choice. With a sleek design and a swappable top bar to match your build, it’s perfect for those who want both performance and style. If you love the DOMINATOR TITANIUM design but don’t need the full 64GB, 32GB kits are also available.

This kit doesn’t disappoint when it comes to raw speed. DHX cooling keeps temperatures low even under heavy workloads, while ample headroom for overclocking ensures top-tier performance. It also supports AMD EXPO for easy, optimized settings.

VENGEANCE DDR5 memory offers the same sleek design as the RGB version but without the lighting. If you’re on a budget or prefer a more understated look, this is an excellent choice. The 32GB VENGEANCE DDR5-6000 C30 kit delivers outstanding value, backed by CORSAIR’s reliable warranty and customer support.

Setup is easy. Just install the memory, access your UEFI/BIOS, and enable the EXPO profile for optimal performance. The Intel XMP versions should also work seamlessly, but as always, check your motherboard’s QVL list to ensure compatibility.