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AMD Ryzen 9 9950X3D vs Intel Core i9-13900KF: Comparison

What is the difference between AMD Ryzen 9 9950X3D and Intel Core i9-13900KF?

Start with l3 cache, because it is the widest measured gap between them: AMD Ryzen 9 9950X3D 128 MB against Intel Core i9-13900KF 36 MB, 72% in favour of AMD Ryzen 9 9950X3D. L2 cache runs the same way, 16 MB on the AMD Ryzen 9 9950X3D versus 32 MB on the Intel Core i9-13900KF, another win for Intel Core i9-13900KF. There is a split on integrated graphics as well, Yes on the AMD Ryzen 9 9950X3D versus No on the Intel Core i9-13900KF.

Which should you buy, AMD Ryzen 9 9950X3D or Intel Core i9-13900KF?

The AMD Ryzen 9 9950X3D suits high-refresh-rate gaming and flagship gaming builds, though it is the wrong buy for budget builds and non-gaming workstation loads. The Intel Core i9-13900KF is the one to take for enthusiast desktop gaming and overclocking, though it is not the pick for laptops and fanless designs. Our rating of the AMD Ryzen 9 9950X3D (9.2/10): the AMD Ryzen 9 9950X3D is one of the best gaming CPUs available, its huge L3 cache translating directly into higher in-game frame rates. Our rating of the Intel Core i9-13900KF (8.7/10): the Intel Core i9-13900KF is an unlocked flagship desktop chip, a top pick for enthusiasts who want to overclock.

What AMD Ryzen 9 9950X3D and Intel Core i9-13900KF have in common

Everything else lines up. Total threads, form factor, market segment, smt enabled and unlocked multiplier read the same on both, so those are not worth weighing. They match on 6 further specifications as well.

AMD Ryzen 9 9950X3D vs Intel Core i9-13900KF price

Cost splits them too. Intel Core i9-13900KF sits at $564, AMD Ryzen 9 9950X3D at $699, 24% more.

Frequently asked questions

Do the AMD Ryzen 9 9950X3D and Intel Core i9-13900KF differ on total cores?

Yes. Total Cores reads 16 on the AMD Ryzen 9 9950X3D versus 24 on the Intel Core i9-13900KF.

Is the Max Memory Speed the same on the AMD Ryzen 9 9950X3D and Intel Core i9-13900KF?

It is. Both are listed at 5600 MT/s, so it is not a reason to pick one over the other.

Specs and benchmarks

  • Form Factor

    AMD Ryzen 9 9950X3D
    Desktop
    Intel Core i9-13900KF
    Desktop
  • Codename

    AMD Ryzen 9 9950X3D
    Granite Ridge
    Intel Core i9-13900KF
    Raptor Lake
  • Release Year

    AMD Ryzen 9 9950X3D
    2025
    Intel Core i9-13900KF
    2022
  • TDP

    AMD Ryzen 9 9950X3D
    170 W
    Intel Core i9-13900KF
    125 W
  • iGPU

    AMD Ryzen 9 9950X3D
    AMD Radeon Graphics
    Intel Core i9-13900KF
    None
  • Market Segment

    AMD Ryzen 9 9950X3D
    Desktop
    Intel Core i9-13900KF
    Desktop
  • Microarchitecture

    AMD Ryzen 9 9950X3D
    Zen 5 (9000 series)
    Intel Core i9-13900KF
    Raptor Lake
  • Socket

    AMD Ryzen 9 9950X3D
    AM5
    Intel Core i9-13900KF
    FCLGA1700
  • Socket Status

    AMD Ryzen 9 9950X3D
    Current
    Intel Core i9-13900KF
    End of Life
  • Process Node

    AMD Ryzen 9 9950X3D
    4 nm
    Intel Core i9-13900KF
    10 nm
  • Total Cores

    AMD Ryzen 9 9950X3D
    16
    Intel Core i9-13900KF
    24Best
  • Performance Cores

    AMD Ryzen 9 9950X3D
    16Best
    Intel Core i9-13900KF
    8
  • Efficiency Cores

    AMD Ryzen 9 9950X3D
    0
    Intel Core i9-13900KF
    16Best
  • Total Threads

    AMD Ryzen 9 9950X3D
    32
    Intel Core i9-13900KF
    32
  • SMT Enabled

    AMD Ryzen 9 9950X3D
    Yes
    Intel Core i9-13900KF
    Yes
  • P-Core Base Clock

    AMD Ryzen 9 9950X3D
    4.3 GHz
    Intel Core i9-13900KF
    3 GHz
  • P-Core Boost Clock

    AMD Ryzen 9 9950X3D
    5.7 GHz
    Intel Core i9-13900KF
    5.4 GHz
  • Unlocked Multiplier

    AMD Ryzen 9 9950X3D
    Yes
    Intel Core i9-13900KF
    Yes
  • L2 Cache

    AMD Ryzen 9 9950X3D
    16 MB-50%
    Intel Core i9-13900KF
    32 MBBest
  • L3 Cache

    AMD Ryzen 9 9950X3D
    128 MBBest
    Intel Core i9-13900KF
    36 MB-72%
  • 3D Stacked Cache

    AMD Ryzen 9 9950X3D
    Yes
    Intel Core i9-13900KF
    No
  • Base Power

    AMD Ryzen 9 9950X3D
    170 W
    Intel Core i9-13900KF
    125 W
  • Max Turbo Power

    AMD Ryzen 9 9950X3D
    230 W
    Intel Core i9-13900KF
    253 W
  • Memory Type

    AMD Ryzen 9 9950X3D
    DDR5
    Intel Core i9-13900KF
    DDR5 or DDR4
  • Max Memory Speed

    AMD Ryzen 9 9950X3D
    5600 MT/s
    Intel Core i9-13900KF
    5600 MT/s
  • Memory Channels

    AMD Ryzen 9 9950X3D
    2
    Intel Core i9-13900KF
    2
  • Max Memory Capacity

    AMD Ryzen 9 9950X3D
    256 GBBest
    Intel Core i9-13900KF
    192 GB
  • ECC Support

    AMD Ryzen 9 9950X3D
    Yes
    Intel Core i9-13900KF
    Yes
  • Integrated Graphics

    AMD Ryzen 9 9950X3D
    Yes
    Intel Core i9-13900KF
    No
  • Copilot Plus Certified

    AMD Ryzen 9 9950X3D
    No
    Intel Core i9-13900KF
    No
  • PCIe Generation

    AMD Ryzen 9 9950X3D
    PCIe 5.0
    Intel Core i9-13900KF
    PCIe 5.0
  • PCIe Lanes

    AMD Ryzen 9 9950X3D
    24
    Intel Core i9-13900KF
    20-17%
  • Launch MSRP

    AMD Ryzen 9 9950X3D
    $699
    Intel Core i9-13900KF
    $564
  • Retail Availability

    AMD Ryzen 9 9950X3D
    Boxed Retail
    Intel Core i9-13900KF
    Boxed Retail

    Which one should you pick?

    Choose 9950X3D if you want the higher L3 cache (128 MB vs 36 MB), the higher memory channels (2 vs 2) and the higher PCIe lanes (24 vs 20).

    Choose 13900KF if you want the higher L2 cache (32 MB vs 16 MB).

    Price comparison

    RetailerAMD Ryzen 9 9950X3DIntel Core i9-13900KF
    Amazon

    $699.00

    View on Amazon

    $564.00

    View on Amazon
    NeweggView on Newegg

    Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.

    Verdict

    AMD Ryzen 9 9950X3D

    9.2 / 10 Expert Rating

    The AMD Ryzen 9 9950X3D is one of the best gaming CPUs available, its huge L3 cache translating directly into higher in-game frame rates.

    Intel Core i9-13900KF

    8.7 / 10 Expert Rating

    The Intel Core i9-13900KF is an unlocked flagship desktop chip, a top pick for enthusiasts who want to overclock.

    More comparisons in Processors (CPUs)