# AMD Ryzen Threadripper 3990X

> x86-64 microprocessors by Advanced Micro Devices

**Wikidata**: [Q85219007](https://www.wikidata.org/wiki/Q85219007)  
**Source**: https://4ort.xyz/entity/amd-ryzen-threadripper-3990x

## Summary
The AMD Ryzen Threadripper 3990X is a high-end desktop and workstation CPU by Advanced Micro Devices with 64 processor cores and 128 threads. Introduced on 2020-02-07, it is a Zen 2 microarchitecture, 7 nm, FinFET processor in the AMD Ryzen Threadripper family, designed for massively parallel, multi-threaded workloads.

## Key Facts
- Introduced (inception): 2020-02-07.
- Processor cores: 64 physical cores.
- Processor threads: 128 threads (via simultaneous multithreading).
- Base clock frequency: 2.9 GHz (base clock).
- Boost clock frequency: up to 4.3 GHz (boost clock).
- Thermal design power (TDP): 280 W.
- Microarchitecture: Zen 2.
- Fabrication: 7 nm lithography, FinFET process; manufactured by TSMC.
- Socket: supports Socket sTRX4 (land grid array packaging for the CPU socket).
- Classification: instance of a CPU model; subclass of AMD microprocessor, multi-core processor, and AMD Ryzen Threadripper.
- Aliases: Ryzen Threadripper 3990X; Threadripper 3990X.

## FAQs
### Q: How many cores and threads does the Ryzen Threadripper 3990X have?
A: It has 64 processor cores and 128 threads, using simultaneous multithreading to provide two threads per core.

### Q: What clock speeds does the 3990X run at?
A: The stated base clock is 2.9 GHz and the boost clock is up to 4.3 GHz (values are specified as base and boost frequencies).

### Q: What socket and platform does it use?
A: The 3990X uses the Socket sTRX4 and is packaged using a land grid array for the CPU socket.

### Q: Who designed and manufactured the 3990X?
A: The processor was designed by AMD and manufactured by TSMC.

## Why It Matters
The Ryzen Threadripper 3990X represents AMD’s Threadripper line aimed at high-end desktop and workstation use, offering an unusually large number of cores and threads for heavy multi-threaded workloads. With 64 cores and 128 threads, it targets applications that can parallelize work across many threads, such as rendering, simulation, and large-scale content creation. Built on the Zen 2 microarchitecture and a 7 nm FinFET process and produced by TSMC, the 3990X combines modern core design and dense fabrication to deliver high parallel throughput. Its high thermal design power (280 W) and Socket sTRX4 platform position it for workstation-class cooling and motherboard features. As a member of the AMD Ryzen Threadripper family, it sits in the category of multi-core, high-end desktop CPUs intended for professionals and enthusiasts needing maximum multi-threaded performance rather than low-power or mainstream desktop usage.

## Notable For
- Offering 64 physical cores and 128 threads in a single desktop/workstation CPU configuration.
- Built on AMD's Zen 2 microarchitecture and fabricated on TSMC’s 7 nm FinFET process.
- Part of the high-end AMD Ryzen Threadripper product line targeted at workstation and heavy multi-threaded workloads.
- Uses Socket sTRX4 with land grid array packaging and has a high TDP of 280 W.
- Design by AMD with manufacturing by TSMC.

## Body

### Overview
- Name: AMD Ryzen Threadripper 3990X (aliases: Ryzen Threadripper 3990X; Threadripper 3990X).
- Category: high-end desktop and workstation CPU; instance of CPU model.
- Family: AMD Ryzen Threadripper (subclass), AMD microprocessor, multi-core processor.

### Introduction and lineage
- Inception/introduction date: 2020-02-07.
- Designed by: AMD.
- Manufacturer/foundry: TSMC.

### Core counts, threads, and clocks
- Processor cores: 64 physical cores.
- Processor threads: 128 threads via simultaneous multithreading.
- Base clock frequency: 2.9 GHz (stated as base clock).
- Boost clock frequency: up to 4.3 GHz (stated as boost clock).

### Power and thermal
- Thermal design power (TDP): 280 W.

### Microarchitecture and fabrication
- Microarchitecture: Zen 2.
- Fabrication method: FinFET.
- Lithography/process node: 7 nm.

### Instruction sets and features
- Supports x86-64 architecture (entity described as an x86-64 microprocessor by AMD).
- Supported instruction set extensions and feature mentions include:
  - Streaming SIMD Extensions (SSE family: SSE, SSE2, SSE3, SSE4 and SSE4a).
  - Advanced Vector Extensions (AVX).
  - Bit manipulation instruction set.
  - Simultaneous multithreading (SMT).

### Socket and packaging
- Socket supported: Socket sTRX4.
- Uses: land grid array (applies to CPU socket packaging).

### Classification and relationships
- Instance of: CPU model.
- Subclass of: AMD microprocessor; multi-core processor; AMD Ryzen Threadripper.
- Part of AMD’s high-end desktop/workstation processor lineup.

### Technical references (sources in provided data)
- Product specifications and details referenced from AMD product pages and CPU reference material supplied with the entity data.

## References

1. [Source](http://www.cpu-world.com/CPUs/Zen/AMD-Ryzen%20Threadripper%203990X.html)
2. [AMD](https://www.amd.com/en/products/cpu/amd-ryzen-threadripper-3990x#product-specs)
3. [Ryzen™ Threadripper™ 3990X | Desktop Processor | AMD. AMD](https://www.amd.com/en/products/cpu/amd-ryzen-threadripper-3990x#product-specs)