// ENGADGET — HARDWARE & GADGET
Is AMD's Ryzen 7 5800X3D CPU still worth buying in 2026?
If you already own an AM4 system, one of AMD’s more affordable Zen 3 CPUs might be a better option.
Thanks to the Sam Altmans of the world, the price of consumer memory, including RAM and solid-state storage, has become prohibitively expensive. Just 16GB of DDR5 RAM can now set you back as much as $300, making new AM5 and LGA 1851 PC builds unobtainable for most people. In fact, the price of memory has gotten so bad that AMD brought back its flagship AM4 gaming processor, the Ryzen 7 5800X3D, just to give those still on an AM4 system a way to upgrade their PC.
But should you buy a 5800X3D in 2026? Let's take a look at some of the factors you should consider before deciding to spend $349 on a previous generation CPU.
I bought my 5800X3D in July 2023, or a year after it first went on sale in 2022. I've already gotten three years of use out of the 5800X3D, and can't complain about its gaming performance. If you came here looking for benchmarks, I'll point you to outlets like Hardware Unboxed that have done extensive testing of the rereleased 5800X3D. What I can offer instead are anecdotes from a few recent games.
I've been playing a lot of The Witcher 3: Wild Hunt — Remastered. While the original is now more than 11 years old, the remaster incorporates a new, optional ray-tracing pipeline that can be very demanding, even on the most powerful of modern PCs. Additionally, with the game's next-gen update in 2022, CD Projekt Red added new "Ultra+" options for all of the game's original graphics settings that were designed to scale its visuals to newer hardware. Specifically, there's one setting in particular that can tank your frame rate if you're running an older CPU.
That option is "number of background characters," which controls how many NPCs the game will render to fill out the game's settlements. If you push this setting to Ultra+ in Novigrad, the Witcher 3's largest city, you will see a staggering number of NPCs wandering its streets. Some older AM4 CPUs, including the venerable Ryzen 5 3600, can struggle in this scenario. The 5800X3D handles it with ease, however.
Without frame generation, my 5800X3D and Radeon RX 9070 can maintain a solid 80 to 90 frames per second at 1440p with ray-traced global illumination and ambient occlusion enabled. In the few hours I've spent questing through Novigrad, my 1 percent lows never dipped below 70 frames per second.
My experience in the Witcher 3 is representative of what I've seen in many other recent games, including Kingdom Come: Deliverance 2, Marathon and Assassin's Creed Black Flag Resynced. I'm able to play all of them at frame rates that either nearly or fully saturate my 165Hz display. The best thing I can say about the 5800X3D is that in all the years I've owned it, I've never regretted buying it.
Whether it makes sense for you to buy the 5800X3D in 2026 is a different question. As of September 2026, the AM4 socket is now 10 years old, and despite an incredible run, it is effectively a dead platform. AMD will not release any new, more powerful AM4 processors. Therefore, traditional wisdom would tell you to upgrade to a new AM5 or LGA 1851 system because those are current platforms where you could get future upgrades down the line. At least that would be the advice I would give someone if the AI boom hadn't made DDR5 RAM unaffordable.
A scan of Newegg shows a 32GB kit of 6,000MHz, CL30 memory from Corsair going for nearly $600 at the time of writing. If GPU prices weren't also out of control, you could buy an entire video card for that same amount of money. If you're still running an AM4 build, the 5800X3D can be tempting since you re-use the RAM you already own. But before you go out and buy one, there are a few questions worth asking yourself.