AMD Ryzen 7 9850X3D review: The world's fastest gaming processor, again

3% more performance, 30% more power; the Ryzen 7 9850X3D's victories feel hollow.

AMD Ryzen 7 9850X3D
(Image: © Tom's Hardware)

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AMD Ryzen 7 9850X3D productivity benchmarks

(Image credit: Tom's Hardware)

AMD’s 3D V-Cache CPUs have always been targeted at gaming, but the advent of second-gen 3D V-Cache, where AMD places the SRAM under the compute die, has allowed the X3D offerings to match their non-X3D counterparts in productivity workloads. In fact, this design helps the Ryzen 7 9800X3D to enjoy a solid 6% lead in multi-threaded performance over the Ryzen 7 9700X. The bad news is that the Ryzen 7 9850X3D posted identical multi-threaded results as the Ryzen 7 9800X3D, and both are 25% behind the Core i7-14700K and 29% behind the Core Ultra 7 265K, both of which are cheaper.

As powerful as the Ryzen 7 9800X3D and Ryzen 7 9850X3D are in games, they’re ultimately eight-core parts, and that reality shows clearly in our multi-threaded rankings. For heavily-threaded productivity workloads, it’s hard to justify the $500 price tag of the Ryzen 7 9850X3D when something like the Core i7-14700K offers such a clear performance advantage in multi-threaded tasks for less money.

AMD Ryzen 7 9850X3D productivity benchmarks

(Image credit: Tom's Hardware)

The story changes when looking at single-threaded rankings. Intel reclaimed the single-threaded performance lead with Arrow Lake, and the Core Ultra 7 265K and Core Ultra 9 285K still top the charts in our results. The Ryzen 7 9850X3D now claims AMD’s top slot in our rankings due to its 400MHz boost, eeking out a 1.6% lead over the Ryzen 9 9950X3D.

Compared to the Core i7-14700K, which is Intel’s strongest competition against the Ryzen 7 9850X3D currently, AMD comes out ahead with a minor 3% improvement in single-threaded tasks. The Core i7-14700K or Core Ultra 7 265K are still better options when looking purely at productivity workloads, however, even if AMD was able to climb up the single-threaded performance rankings with the binned Ryzen 7 9850X3D.

This performance dynamic plays out without much deviation throughout our individual benchmarks. In heavily-threaded workloads, the Ryzen 7 9800X3D and Ryzen 7 9850X3D are in lockstep, while in lightly-threaded tasks, the Ryzen 7 9850X3D enjoys a lead of between 5% and 7%.

Rendering Benchmarks

Most modern renderers are heavily threaded, so it’s no surprise that the Ryzen 7 9850X3D doesn’t offer any meaningful performance improvement in LuxMark, Corona, Blender, Embree, or C-Ray. The single-core results for multiple versions of Cinebench, as well as POV-Ray, show some improvements, unsurprisingly falling around that 6% to 7% mark depending on which test you look at.

Here, we have our first results for the brand-new Cinebench 2026, as well. The Ryzen 7 9850X3D climbs up to a 7.7% lead in single-threaded performance over the Ryzen 7 9800X3D, but the results are largely in line with what we see in previous versions of Cinebench. This test wasn’t included in our geomean due to how recent Cinebench 2026 is, but as you can see, it wouldn’t change the overall rankings.

Encoding Benchmarks

The Ryzen 7 9850X3D doesn’t gain much in rendering tests due to most renderers being heavily-threaded, but encoders are different. The Ryzen 7 9850X3D doesn’t gain much in the way of video encoding, with most encoders using as many threads as possible. Audio and image encoding sees some gains, however, with the Ryzen 7 9850X3D cutting the encoding time of the Ryzen 7 9800X3D in LAME’s single-threaded encoder by 6%, and improving the megapixels per second metric of a single-threaded JPEG-XL decode by 5%.

Creator App Benchmarks

Although the Ryzen 7 9850X3D doesn’t offer tangible improvements in most encoding and rendering applications, larger creator suites show better performance. AMD rules the overall ranking in Photoshop, and the Ryzen 7 9850X3D now tops the charts, outpacing the Ryzen 7 9800X3D by 3%.

DaVinci Resolve doesn’t care much about the boost in clock speed on the Ryzen 7 9800X3D, nor does Premiere Pro. Flipping over to Procyon, which runs real versions of Lightroom and Photoshop, you can once again see the Ryzen 7 9850X3D setting a new bar in photo editing apps, even if its lead over the Ryzen 7 9800X3D is only marginal. The script flips, looking at a heavily-threaded task like batch processing, however, where the Ryzen 7 9850X3D’s lead shrinks and Intel’s hybrid architecture shines with its boosted core count.

Web and Office Benchmarks

Looking at browser performance and speeds in the Microsoft Office suite, the Ryzen 7 9850X3D claims some marginal victories over its predecessor, but that doesn’t say much. A modern, $500 CPU is capable of running these applications without issues, and the data here shows that our test suite is mostly on the same page performance-wise, short of the older Ryzen 7 7800X3D and soon-to-be-defunct Core i7-12700K.

Chess Engines, Compilation, Compression, AVX, and Other Benchmarks

Rounding out our productivity benchmarks are a range of tests looking at everything from chess engines to applications that can leverage AVX-512 instructions. The Ryzen 7 9850X3D mostly matches its predecessor, and there’s true everywhere from molecular physics simulations via NAMD to web server performance.

One interesting result to draw attention to is the single-threaded Y-Cruncher workload, which calculates Pi on a single thread and leverages AVX-512 instructions. This app is an easy win for AMD, with Zen 5 sporting a 512-bit data path for AVX-512 instructions, but the Ryzen 7 9850X3D and Ryzen 7 9800X3D posted identical results; it appears AVX-512 is responsible for the improved performance here, and clock speed does very little to help this workload.

For compression workloads, Intel claims the crown, with the Core Ultra 7 265K or Core i7-14700K offering a clear lead depending on the benchmark you look at. The Ryzen 7 9850X3D offers an advantage over the Ryzen 7 9800X3D when looking at in-memory lossless data compression/decompression, however, which isn’t surprising.

Looking at encryption and security-related workloads, the dynamic between Intel and AMD remains unchanged, and the clock speed advantage of the Ryzen 7 9850X3D disappears entirely. AMD makes up some of that advantage in our coding benchmarks like PyBench and PHPBench, even if the gains are marginal.

MORE: CPU Benchmark Hierarchy

MORE: AMD vs. Intel

MORE: AMD Ryzen 7 9800X3D review

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Jake Roach
Senior Analyst, CPUs

Jake Roach is the Senior CPU Analyst at Tom’s Hardware, writing reviews, news, and features about the latest consumer and workstation processors.

  • -Fran-
    Yeah... If this was replacing the 9800X3D at its MSRP, then it would've been a nice "plus" for it, but charging more?

    Nah. Big pass. Given the age and all that, this CPU should have slotted at $450 MSRP and bring the 9800X3D to $420 MSRP.

    EDIT: I forgot to mention/ask, isn't the current street median price of the 9800X3D like $450?

    Like Leo from KitGuru's review succintly summarised: "WHY?".

    Regards.
    Reply
  • JakeRoach
    -Fran- said:
    Yeah... If this was replacing the 9800X3D at its MSRP, then it would've been a nice "plus" for it, but charging more?

    Nah. Big pass. Given the age and all that, this CPU should have slotted at $450 MSRP and bring the 9800X3D to $420 MSRP.

    EDIT: I forgot to mention/ask, isn't the current street median price of the 9800X3D like $450?

    Like Leo from KitGuru's review succintly summarised: "WHY?".

    Regards.
    You can find it for $450, certainly. I stuck with $470 as the price because that's what you can find it for on just about any day at just about any retailer. But yes, the value dynamic is already rough at $470, and even worse at $450 for the 9850X3D.
    Reply
  • Roland Of Gilead
    In the pricing and specs table you have the 9850x as 12 core and 140mb cache.
    Reply
  • -Fran-
    JakeRoach said:
    You can find it for $450, certainly. I stuck with $470 as the price because that's what you can find it for on just about any day at just about any retailer. But yes, the value dynamic is already rough at $470, and even worse at $450 for the 9850X3D.
    For sure!

    Also, as it's under-mentioned in every CPU review here at Tom's: thanks for testing with JEDEC specc'd RAM! I am one of the biggest fans of your strictness for that.

    Regards.
    Reply
  • gggplaya
    -Fran- said:
    Yeah... If this was replacing the 9800X3D at its MSRP, then it would've been a nice "plus" for it, but charging more?

    Nah. Big pass. Given the age and all that, this CPU should have slotted at $450 MSRP and bring the 9800X3D to $420 MSRP.

    EDIT: I forgot to mention/ask, isn't the current street median price of the 9800X3D like $450?

    Like Leo from KitGuru's review succintly summarised: "WHY?".

    Regards.
    This is no different than the Intel KS series, like the 14900ks. It's just the highest binned chips that people want, instead of trying to win the silicon lottery. These will likely be capable of the best overclocks. The price difference is negligible if you're chasing the best clocks.
    Reply
  • abufrejoval
    While I understand the need to evaluate the changes at the leading edge for TH, in these days I'd say there is more value in trying to gauge what can be done with the material available at economical prices.

    1080p gaming benchmarks in the 400-800FPS range may differentiate that leading edge, but there is next to zero value for most gamers between those two marks: 90FPS rendered is quite acceptable, I'd say, a mark constantly passed even by your lowest entrants.

    Today there may now much more value in trying to evaluate how low and old you can get on the CPU/RAM side, without dropping below acceptable gaming performance.

    And while I was lucky enough to score two RTX 5070ti as well as various Ryzen 7000 16-cores, with and without V-cache last year, I fail to see a significant difference in how one 5070ti games on an older 5950X vs another on a 7945X3D at the resolutions I actually use, not 1080p, but 4k@144 max or 3440x1440@165 max, depending on the screen.

    And that 5950X still sells for less than €300, while a 5800X3D sells for way more than it delivers in extra gaming performance at those resolutions. And if you happen to still have DDR4-3200 lying around or within your economical reach, that's perhaps the better choice.

    Going with V-cache is rarely wrong, when the price difference is modest. Selling a kidney for that leading edge, just doesn't seem to pay enough in real-life gaming return.

    Now I know that 16-core Zens aren't the best gaming CPUs. But much of that is really just based on some OS making bad scheduling decisions, because 16-core Zens always have at least one CCD of a much better bin than any 8-core Zen. That means higher max clocks and lower power consumption if you stick with that CCD.

    The challenge is to ensure that games that suffer from intra-CCD latencies more than they profit from additinal cores are kept on a single CCD. On Windows you can perhaps most easily do that with Project Lasso.

    And at €100 difference between a worse binned 5800X (<€200) and a 5950X (<€300), I'd say it becomes an easy choice to simply go for the extra cores and higher top clocks: some games still like clocks more than cache and then gaming may not be all you do on your PC. Cores not used may require less power than worse bins, just in case you worry about that.

    A 9850X3D is really just the 9950X3D without the non-V-cache CCD in terms of binning. And the small performance differences show the diminishing returns when GPUs are the bottleneck in many, not all cases.
    Reply
  • logainofhades
    NGL I kinda want one, only because the extra clock speed and the x3d v-cache should prove useful for WoW, in cpu limited situations.
    Reply
  • -Fran-
    gggplaya said:
    This is no different than the Intel KS series, like the 14900ks. It's just the highest binned chips that people want, instead of trying to win the silicon lottery. These will likely be capable of the best overclocks. The price difference is negligible if you're chasing the best clocks.
    I'm not saying they shouldn't do that.

    At the end of the day, it comes down to price. In this case, AMD failed the "value" proposition since they think a ~4% improvement is worth an extra $20 (MSRP) and ~$50 (street prices).

    Also, we're all collectively assuming this is "higher binned", but in reality the increase in power correlates very negatively to the increase in performance, so I'm not even sure if this is a "better bin" or just a re-skin of the same exact dies. A rebrand, if you like.

    Regards.
    Reply
  • abufrejoval
    -Fran- said:
    Also, we're all collectively assuming this is "higher binned", but in reality the increase in power correlates very negatively to the increase in performance, so I'm not even sure if this is a "better bin" or just a re-skin of the same exact dies. A rebrand, if you like.
    Somewhere between those, I'd say, both high above the CMOS knee at top clocks, dictated by what comes off the line and they can't sell for more as EPYCs, perhaps also with some tuning in processes and masks.
    Reply
  • adamXpeter
    OK, but what's about overclocking? Potential, results? Who buys this CPU for stock clock, stock JEDEC RAM?

    Also, no full screen for the diagrams? Or it is a Firefox thing?
    Reply