AMD
Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
Style:AMD Threadripper 3990 CPU OnlyThe 3rd Gen Ryzen Threadripper 3990X is the fastest desktop processor ever created. Period. The most cores. The highest bandwidth. The most memory. It's the ultimate processor for visual effects and video editing professionals.
SpecPicks Verdict
SpecPicks classifies AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop… as a solid pick with broad community endorsement in the processors category, based on 69 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. AMD's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for processors of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Solid 4.4★ customer rating
- ✓ Incredible 4. 3 GHz max boost frequency, with a huge 288MB cache
- ✓ Backed by AMD's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- A world-beating 64 cores and 128 processing threads for visual effects and video editing professionals.
- Incredible 4. 3 GHz max boost frequency, with a huge 288MB cache
- Unlocked, with new automatic overclocking feature
- Quad-Channel DDR4 and 88 total PCIe 4. 0 lanes, the most bandwidth and I/O you can get on desktop processor
- 280W TDP
- Cooler not included
Full Specifications
| Brand | AMD |
|---|---|
| Wattage | 280 watts |
| Platform | Windows 10 |
| CPU Model | Ryzen Threadripper 3990X |
| CPU Speed | 4.3 GHz |
| CPU Socket | Socket TRX4 |
| Unit Count | 1.0 Count |
| Model Number | AMD Ryzen Threadripper 3990X |
| Item Type Name | Desktop Processor |
| Mfr Part Number | 100-100000163WOF |
| Processor Brand | AMD |
| Processor Count | 64 |
| Processor Speed | 4.3 GHz |
| Secondary Cache | 4.0 |
Ready to buy?
AMD Ryzen Threadripper 3990X 64-Core, 128-Thread Unlocked Desktop Processor is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-23. Price and availability subject to change.
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