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    AMD Ryzen Threadripper PRO 9985WX - Ryzen Threadripper PRO 9000 WX-Series 64-Core 3.2 GHz Socket sTR5 Processor -

    Click here to build your own workstation

    (1) Write a Review
    • 350W
    • None Integrated Graphics
    • Cooling device not included - Processor Only
    • TSMC 4nm FinFET
    Please note that this product is non-returnable and non-refundable.
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    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    AMD Ryzen™ Threadripper™ processors deliver battle-tested performance and capability to enable artists, architects, and engineers with the ability to get more done in less time.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Accelerate Your Vision and Advance Demanding Workloads

    When deadlines are non-negotiable, professional artists, architects, and engineers need a workstation that excels. AMD Ryzen™ Threadripper™ PRO processors offer a highly expandable platform with unmatched performance, enterprise-class security, and exceptional manageability. Empower your team like never before.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Increase Productivity

    Save up to 27 minutes for every hour of productivity on the fastest workstation processors on the market.1

    Designed for artists, architects, and engineers, these processors excel in both multi-threaded and lightly threaded workflows, offering exceptional power, performance, and platform expandability built on the leading Zen 4 architecture.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Create Without Restraint

    Fast-track creative workflows with the performance, value, and reliability of next-gen professional GPUs and high-speed storage devices.

    AMD Ryzen Threadripper processors support a range of advanced workstation configurations to meet the needs of cutting-edge visual work.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Accelerate AI Workflows

    Enhance your engineering, creative, scientific and development workfloads and avoid paying expensive cloud subscription costs, with on-device genAI like LLM and diffusion models.

    From conception to final production, integrate advanced AI tools into every phase of your project.

    Advancing Productivity Across Industries

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Architecture, Engineering, & Construction

    Accelerate architectural workflows like editing point clouds, rendering and virtual reality.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Design & Manufacturing

    Reduce simulation and render times while the system stays productive.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Media & Entertainment

    Tear through complex rendering and VFX workloads while increasing creative iterations.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Software & Sciences

    Reduce compile times and boost scientific discovery with rapid simulation and analysis.

    Deploy Windows Enterprise Autopilot up to 41% faster2

    All AMD Ryzen PRO processors offer 18 months of planned software stability, 24 months of planned availability, and an enhanced platform validation process to ensure enterprise-grade quality and long-term stability.

    AMD Ryzen™ Threadripper™ Processors for Desktop Workstations

    Choose the AMD Threadripper Platform to Fit Your Needs

    Choose the AMD TRX50 chipset for focused, full spectrum performance with up to 80 PCIe lanes and 4-channel memory and choose the AMD WRX90 chipset for the ultimate PCIe® 5.0 expandability, 8-channel memory, and enterprise class manageability and security.

    AMD WRX90 Platform AMD TRX50 Platform
    PRO Manageability Yes
    PRO Security Features Yes
    Overclocking Support Yes (not enabled on OEM systems) Yes
    PCIe® Lanes (Total/Usable) 148/144­ (w/ up to 128 PCIe® 5.0) 92/88­ (w/ up to 48 PCIe® 5.0)
    Socket sTR5 sTR5
    PCIe® 5.0 Lanes 128 80
    Memory Configuration 8-Channel, up to 2TB (overclockable RDIMM) 4-Channel, up to 1TB (overclockable RDIMM)
    Processor Support AMD Ryzen Threadripper PRO 9000 WX-Series Processors AMD Ryzen Threadripper 9000 Series Processors

    Comparison

    Ryzen Threadripper PRO 9000 WX-Series

    Name Graphics Model # of CPU Cores # of Threads Max. Boost Clock3 Base Clock4 Thermal Solution (PIB) Default TDP
    AMD Ryzen™ Threadripper™ PRO 9995WX Discrete Graphics Card Required 96 192 Up to 5.4 GHz 2.5 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ PRO 9985WX Discrete Graphics Card Required 64 128 Up to 5.4 GHz 3.2 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ PRO 9975WX Discrete Graphics Card Required 32 64 Up to 5.4 GHz 4 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ PRO 9965WX Discrete Graphics Card Required 24 48 Up to 5.4 GHz 4.2 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ PRO 9955WX Discrete Graphics Card Required 16 32 Up to 5.4 GHz 4.5 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ PRO 9945WX Discrete Graphics Card Required 12 24 Up to 5.4 GHz 4.7 GHz Not Included 350W

    Ryzen Threadripper 9000 Series

    Name Graphics Model # of CPU Cores # of Threads Max. Boost Clock3 Base Clock4 Thermal Solution (PIB) Default TDP
    AMD Ryzen™ Threadripper™ 9980X Discrete Graphics Card Required 64 128 Up to 5.4 GHz 3.2 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ 9970X Discrete Graphics Card Required 32 64 Up to 5.4 GHz 4 GHz Not Included 350W
    AMD Ryzen™ Threadripper™ 9960X Discrete Graphics Card Required 24 48 Up to 5.4 GHz 4.2 GHz Not Included 350W
    Notes:

    1. Based on AMD performance lab testing as of July, 2023, using the SPEC Workstation 3.1 Media and Entertainment metric, SPEC Workstation 3.1 Product Development PTC Creo subset metric, SPEC Workstation 3.1 Life Sciences overall metric, SPEC Workstation 3.1 Financial Services overall metric, SPEC Workstation 3.1 Energy overall metric, the V-Ray CPU performance benchmark, the PugetBench for Adobe AfterEffects v0.95.7 benchmark, the PugetBench for Premiere Pro v0.98.0 benchmark, the SPECapc Maya 2023 CPU composite metric, the Unreal Engine 5.1 compilation benchmark, the Chromium Compilation 115.0.5740 benchmark, the SPECapc for Solidworks 2022 CPU composite metric, the Keyshot CPU rendering benchmark, the Puget Metashape total Processing time (Rock Model) benchmark, and the Corona rendering (Rays/Sec) benchmark, Blender Rendering Benchmark, to compare the performance of AMD Ryzen Threadripper PRO 5995WX, 5975WX, 5965WX, 5955WX, 5945WX processors in reference systems configured with 8x64GB DDR4, NVIDIA Quadro RTX A5000, 1TB SSD, Win 11 vs. a similarly configured BOXX workstation with Intel Xeon w9-3495X, w9-3475X, w7-3455X, w5-3435X, w5-3425X, w7-2495X, w7-2465X processors Workstation manufacturers may vary configurations, yielding different results. Results may vary. CGP-45

    2. Based on AMD performance lab testing as of August, 2023, using the SPECapc for Solidworks 2022 CPU composite metric to compare the performance of the full stack of AMD Ryzen Threadripper PRO 7000 WX-Series processors and the AMD 5965WX and 5955WX processors in a reference system configured with 8x32GB DDR5, NVIDIA Quadro RTX A5000 graphics, 1TB SSD, Win 11 vs.similarly configured BOXX workstations with the full stack of Intel Xeon w-3400 series and and the Intel w7-2495X and the Intel w7-2465X processors. Workstation manufacturers may vary configurations, yielding different results. Results may vary. SPP-15

    3. Max boost for AMD processors is the maximum frequency achievable by a single core on the processor running a bursty single-threaded workload. Max boost will vary based on several factors, including, but not limited to: thermal paste; system cooling; motherboard design and BIOS; the latest AMD chipset driver; and the latest OS updates. GD-150

    4. Represents the average effective base frequency of all cores.


    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Limited Warranty period (parts): 3 years
    • Limited Warranty period (labor): 3 years
    • Read full details

    Return Policies

    • Return for refund within: This item is Final Sale
    • Return for replacement within: This item is Final Sale
    • This item is covered by Newegg.com's Final Sale Return Policy.
    • Read full return policy for details.

    Manufacturer Contact Info

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    The AMD Ryzen Threadripper PRO 9985WX is a 64-core, 128-thread workstation processor for professionals running highly parallel workloads such as 3D rendering, simulation, and complex content creation; it uses the sTR5 socket and has a 350W TDP.

    Recommended For

    • 3D artists and visualization teams who regularly run CPU-based renders in tools such as Blender or V-Ray, especially when scenes or jobs benefit from many CPU cores and large memory capacity.
    • Developers who frequently compile large codebases or Unreal Engine projects and want shorter CPU-bound build times; Puget Systems measured the 9985WX compiling its Unreal Engine benchmark faster than the previous-generation 64-core 7985WX.
    • Workstation builders running several GPUs and high-speed storage who need extensive PCIe connectivity, ECC memory, or eight-channel memory support—for example, teams developing or running local AI workloads primarily on GPUs.
    • Media professionals whose regular work includes CPU-bound video, motion-graphics, or content-creation tasks and who can use workstation-class memory capacity or PCIe expansion; benchmark results show gains vary by application and workload.

    Real-World Use Scenarios

    • When a 3D artist renders complex scenes on the CPU in Blender or V-Ray, the 9985WX can complete highly parallel render work faster than lower-core-count workstation CPUs, helping shorten render queues; results depend on the renderer and project.
    • When a game developer compiles Unreal Engine code and shaders, the 9985WX can reduce build and iteration waits compared with previous-generation 64-core Threadripper PRO systems, making repeated development cycles less time-consuming.
    • When an architecture or engineering team alternates between CAD modeling, visualization, and parallel simulation tasks, the 9985WX is suited to running mixed workloads on one workstation; actual responsiveness depends on each application and its GPU, memory, and thread use.
    • When a workstation user runs multi-frame effects work in Adobe After Effects, the 9985WX can handle CPU-intensive portions of the workflow alongside other tasks; Puget Systems’ testing found that the 9985WX was not the fastest 9000WX model in its After Effects results.
    • When a team builds a local AI workstation with multiple GPUs and fast storage, the 9985WX platform provides the CPU-side connectivity and processing capacity for that expanded setup; AI throughput still depends heavily on the selected GPUs, software, and workload.

    Spec Summary

    AttributeValue
    Best ForHigh-core-count workstation workloads that can use 64 cores and 128 threads
    Cores And Threads64 cores and 128 threads
    Clock Speeds3.2 GHz base frequency, with boost speeds up to 5.4 GHz
    Cache And TDP5,120 KB L1, 64 MB L2, 256 MB L3 cache; 350 W TDP
    Socket And PlatformSocket sTR5; compatible with AMD Pro 695, TRX50, and WRX90 chipsets
    Memory ConfigurationSupports DDR5-6400 memory across 8 channels, including ECC memory
    PCIe And Storage SupportPCIe 5.0 with up to 148 total, 144 usable, and 128 PCIe 5.0 lanes; supports PCIe 3.0, 3.1, 4.0, and 5.0, plus SATA, SATA II, and SATA III storage
    Integrated Graphics And CoolingNo integrated graphics; cooling device not included
    Supported Operating SystemsWindows 11 64-bit, Windows 10 64-bit, RHEL x86 64-bit, and Ubuntu x86 64-bit
    Processor TechnologiesAMD EXPO, AMD PRO, and AMD Ryzen technologies; 64-bit instruction set
    Manufacturing ProcessTSMC 4 nm FinFET
    Model IdentifiersAMD Ryzen Threadripper PRO 9985WX, Ryzen Threadripper PRO 9000 WX-Series; model 100-100000722WOF; code name Shimada Peak

    Reference Q&A

    Q: Threadripper PRO 9985WX or Threadripper 9980X for a 64-core workstation?

    A: Choose the 9985WX when your work benefits from eight-channel memory, more PCIe connectivity, or AMD PRO features—especially with memory-bound workloads or multiple expansion cards. The 9980X is a more cost-conscious alternative for many CPU workloads that do not need those workstation-platform capabilities. Puget Systems found the 9985WX notably faster in its Unreal Engine testing, but results varied by workload; its review also reports that same-core-count Threadrippers are often similarly fast outside memory-bound tasks.

    Q: Should I get the 9985WX or the 32-core 9975WX?

    A: Choose the 9985WX for heavily multithreaded work that can use 64 cores, such as CPU rendering, compilation, or simulation. Choose the 9975WX when 32 cores are enough and you want a lower-cost PRO processor; it has a higher 4.0 GHz base clock versus 3.2 GHz on the 9985WX, while both list boost clocks up to 5.4 GHz and 350W TDP.

    Q: Is the 9985WX a worthwhile upgrade from the 64-core 7985WX?

    A: The 9985WX is the newer Zen 5 option, with support for DDR5-6400 versus DDR5-5200 on the 7985WX, while retaining 64 cores, 128 threads, and a 350W TDP. In Puget Systems’ Cinebench 2024 multi-core test, the 9985WX scored about 17% higher; actual gains depend on the application. Consider the upgrade when faster results in supported workloads or the newer platform features matter to your work.

    Q: 9985WX or 96-core 9995WX for rendering and simulation?

    A: Choose the 9995WX when your rendering or simulation workload scales well beyond 64 cores and reducing completion time is worth the added cost. The 9985WX offers 64 cores and 128 threads, compared with 96 cores and 192 threads on the 9995WX, and is the more suitable choice when your software benefits from many cores but does not need the additional 32.

    Q: Who is the Ryzen Threadripper PRO 9985WX suited for?

    A: It is suited to professional workstation tasks that can use many CPU cores, such as heavily parallel computing, rendering, and complex content-creation workflows. Its 64 cores and 128 threads may be unnecessary for basic office work or other lightly threaded tasks.

    Q: Does the Threadripper PRO 9985WX come with a CPU cooler?

    A: No. The product is listed as processor-only, and a cooling device is not included. You will need to provide a compatible cooling solution for this 350W CPU.

    Q: Which motherboard socket and chipsets are compatible with this processor?

    A: The processor uses Socket sTR5. The provided specifications list AMD PRO 695, TRX50, and WRX90 chipsets as compatible; confirm the specific motherboard’s CPU support before buying.

    Q: Can I use the 9985WX without a separate graphics card?

    A: No. The 9985WX has no integrated graphics, so a system that needs display output requires a separate graphics card or another supported graphics solution.

    Q: Is the 9985WX a good fit for a local AI workstation?

    A: It is most relevant when the workstation needs many CPU cores, eight-channel ECC memory, or extensive PCIe expansion. Reddit discussions caution that for single-GPU LLM inference, the GPU and its VRAM may matter more than this CPU; consider the 9985WX when your workload can use its workstation capabilities.

    Q: When does a Threadripper Pro make more sense than a Ryzen desktop CPU?

    A: Reddit discussions point to workloads that benefit from more than 16 CPU cores, more than 128 GB of memory, or extra PCIe capacity for multiple GPUs and storage. If your build does not need those resources, commenters suggest a mainstream Ryzen system may be a better fit.

    Q: Is the 9985WX worth buying over keeping a 7985WX?

    A: It depends on whether the 9985WX’s capabilities address a real workload need. One 9985WX owner said they planned to keep using their 7985WX because the newer CPU’s price was too high; the discussion does not establish that upgrading is worthwhile for every 7985WX owner.

    Q: Should I choose the 9985WX for a multi-GPU or memory-bandwidth-heavy workstation?

    A: It may suit builds that need eight-channel memory and many PCIe lanes: the supplied specs list eight memory channels and up to 144 usable PCIe lanes. Reddit discussions describe choosing the 9985WX for memory bandwidth, but also caution that multi-GPU setups can face PCIe communication limits; check the full platform and workload before buying.