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AMD Ryzen Threadripper PRO 3945WX (4.3 GHz Max.) - Fanless tray version
12-core, 24-thread processor, sWRX8 socket, 64 MB cache, 7 nm, TDP 280 W (fanless tray version – 3-year manufacturer's warranty)
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The ultimate processor for professional workstations
If you're looking for a powerful workstation, the Ryzen Threadripper PRO CPU is the processor for you. Intensive multitasking, high-performance computing, video gaming, design, 3D modelling, production—it's designed to run the most demanding programmes and applications. Whether you're creating, designing, developing, animating or gaming, the AMD Ryzen Threadripper PRO 3945WX processor delivers extraordinary power with 12 cores, 24 threads, 64 MB of cache and a frequency of up to 4.3 GHz.
Ever more power
Workstations equipped with AMD Ryzen Threadripper PRO are the perfect tools for artists, architects and engineers, with features designed for the most demanding professional workloads.
- The best single- and multi-threaded performance
- AMD PRO technologies
- Unmatched memory bandwidth
- PCIe 4.0 support for next-generation GPUs and storage
Create without limits
Professional content creators can now get the most out of the fastest and most versatile workstation processor ever created. Its unmatched number of cores for multithreaded workloads rivals competing dual-socket solutions and high-frequency single-threaded performance for low-threaded tasks. This unique full-spectrum computing capability reduces rendering times, increases creative iterations, solves simulations faster, quickly rebuilds assemblies, and ensures smooth interactivity with 3D assets.
AMD Memory Guard
Secure your entire system memory with AMD Ryzen PRO processors, the only processor family in the world to feature full memory encryption as standard. AMD Memory Guard provides real-time encryption of system memory to help defend against physical attacks if your laptop is lost or stolen.
Select your criteria
General information |
Product name |
AMD Ryzen Threadripper PRO 3945WX (4.3 GHz Max.) - Fanless tray version |
Brand |
AMD | |
Model |
100-000000168 | |
Main characteristics |
Processor model |
AMD Ryzen Threadripper PRO |
Processor support |
AMD sWRX8 | |
CPU frequency |
4 GHz | |
Frequency in Turbo mode |
4.3 GHz | |
Number of cores |
12 | |
Number of threads |
24 | |
Platform (processor) |
AMD Zen 2 | |
Architecture |
Engraving fineness |
7 nm |
TDP |
280 W | |
L1 cache |
768 KB | |
L2 cache |
6 MB | |
L3 cache |
64 MB | |
Motherboard chipset compatibility |
AMD WRX80 | |
Graphics chipset |
Integrated graphics controller |
No |
Graphics chipset |
None | |
Memory controller |
Memory controller |
DDR4 |
Memory controller type |
8-Channel | |
Memory Frequency(ies) |
DDR4 2133 MHz | |
| DDR4 2400 MHz | ||
| DDR4 2666 MHz | ||
| DDR4 3200 MHz | ||
| DDR4 2933 MHz | ||
Advanced technologies |
Virtualization |
AMD Virtualization (AMD-V) |
| AMD-Vi | ||
Packaging |
Typical use |
Desktop computer |
Gamer |
No | |
Box version |
No | |
Fan supplied |
No | |
Warranties |
Commercial warranty |
Seller 2 years
|
Legal warranty |
See terms & conditions
Harmonised legal guarantee notice
|
|
Safety Information |
Responsible person |
AMD |
Postal address |
Logic Drive, Bianconi Avenue, Citywest, Dublin, D24 T683, Ireland | |
Electronic Address |
product-compliance@amd.com |
See all AMD products
Product referenced on 7 Jan 2026
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