# AMD Ryzen Threadripper 3990X Desktop CPU: AMD Dem still dey call am amd ryzen threadripper 3990x, ryzen threadripper 3990x, 3990x, ryzen-threadripper-3990x AMD, Desktop CPU, Zen AMD Ryzen Threadripper 3990X na one AMD processor wey get 64 CPU cores and 128 threads. ## Wetin you need know AMD Ryzen Threadripper 3990X na one AMD processor wey get 64 CPU cores and 128 threads. Reference specifications wey dem record no be tested performance or operating-system compatibility verdict. Verify di exact model and platform wit di manufacturer. ## Specifications Numbers wey dey below follow di Feex Hardware Database record for dis SKU. Fields wey no get recorded value dey omitted. ### Processor | Manufacturer | AMD | | --------------------- | ------------ | | Family | Threadripper | | Architecture | Zen | | Codename | Castle Peak | | Generation | 3 | | Manufacturing process | 7 nm | | Segment | Desktop | ### Cores and threads | CPU cores | 64 | | ---------- | --- | | P-core-dem | 64 | | Threads | 128 | ### Clock speeds | Base frequency | 2.9 GHz | | ----------------------- | ------- | | Maximum turbo frequency | 4.3 GHz | ### Cache | L2 cache | 512 KB | | -------- | ------ | | L3 cache | 256 MB | ### Memory | Max capacity | 256 GB | | --------------- | ------ | | Memory channels | 4 | ### Package and power | Socket | sTRX4 | | ------ | ---------------------- | | TDP | 280 W | | PCIe | Revision 4.0, 64 lanes | ### Integrated graphics | Integrated graphics | None | | ------------------- | ---- | ### Market AMD Ryzen Threadripper 3990X launch January 10, 2020. | Launch date | January 10, 2020 | | ----------- | ---------------- | | Model | 3990X | ### Features AMD Ryzen Threadripper 3990X record 34 instruction sets for inside dis sheet. | Instruction sets | [AES-NI](https://feex.it/wiki/l/pcm/hardware/system/aes-ni/), [AVX-512](https://feex.it/wiki/l/pcm/hardware/system/avx-512/), [AVX2](https://feex.it/wiki/l/pcm/hardware/system/avx2/), [AVX](https://feex.it/wiki/l/pcm/hardware/system/avx/), [FMA](https://feex.it/wiki/l/pcm/hardware/system/fma/), [SHA](https://feex.it/wiki/l/pcm/hardware/system/sha/), [64-bit (x86-64)](https://feex.it/wiki/l/pcm/hardware/system/x86-64/), [BMI1](https://feex.it/wiki/l/pcm/hardware/system/bmi1/), [BMI2](https://feex.it/wiki/l/pcm/hardware/system/bmi2/), [CLMUL / PCLMULQDQ](https://feex.it/wiki/l/pcm/hardware/system/pclmulqdq/), [F16C](https://feex.it/wiki/l/pcm/hardware/system/f16c/), [RDRAND](https://feex.it/wiki/l/pcm/hardware/system/rdrand/), [RDSEED](https://feex.it/wiki/l/pcm/hardware/system/rdseed/), [SSE4.1](https://feex.it/wiki/l/pcm/hardware/system/sse4-1/), [SSE4.2](https://feex.it/wiki/l/pcm/hardware/system/sse4-2/), [x86-64-v3](https://feex.it/wiki/l/pcm/hardware/system/x86-64-v3/), [ABM](https://feex.it/wiki/l/pcm/hardware/system/abm/), [ADX](https://feex.it/wiki/l/pcm/hardware/system/adx/), [CMPXCHG16B](https://feex.it/wiki/l/pcm/hardware/system/cmpxchg16b/), [FXSR](https://feex.it/wiki/l/pcm/hardware/system/fxsr/), [Invariant TSC](https://feex.it/wiki/l/pcm/hardware/system/invariant-tsc/), [LZCNT](https://feex.it/wiki/l/pcm/hardware/system/lzcnt/), [POPCNT](https://feex.it/wiki/l/pcm/hardware/system/popcnt/), [RDTSCP](https://feex.it/wiki/l/pcm/hardware/system/rdtscp/), [SSE](https://feex.it/wiki/l/pcm/hardware/system/sse/), [SSE2](https://feex.it/wiki/l/pcm/hardware/system/sse2/), [SSE3](https://feex.it/wiki/l/pcm/hardware/system/sse3/), [SSSE3](https://feex.it/wiki/l/pcm/hardware/system/ssse3/), [x86-64-v2](https://feex.it/wiki/l/pcm/hardware/system/x86-64-v2/), [XSAVE](https://feex.it/wiki/l/pcm/hardware/system/xsave/), [XSAVEOPT](https://feex.it/wiki/l/pcm/hardware/system/xsaveopt/), [MMX](https://feex.it/wiki/l/pcm/hardware/system/mmx/), [MOVBE](https://feex.it/wiki/l/pcm/hardware/system/movbe/) | | ---------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | | Security | [AMD SEV](https://feex.it/wiki/l/pcm/hardware/system/amd-sev/), [AMD SME](https://feex.it/wiki/l/pcm/hardware/system/amd-sme/) | | Virtualization | [AMD SVM / AMD-V (Hardware Virtualization)](https://feex.it/wiki/l/pcm/hardware/system/amd-v/), [NPT / RVI](https://feex.it/wiki/l/pcm/hardware/system/npt-rvi/), [IOMMU](https://feex.it/wiki/l/pcm/hardware/system/iommu/) | ## Independent scores ### Dis na PassMark CPU figures. Dem no be Feex measurements. | Single-core score | 2,559 | | -------------------- | ------- | | Multi-core score | 79,707 | | Overall score | 14,282 | | Productivity score | 55,392 | | Creator score | 48,445 | | Engineering score | 111,590 | | Gaming score | 27,604 | | Performance per watt | 284.7 | ## Compatibility | Socket | sTRX4 | | ------ | ----------------------------------------------------------------------------------------------- | | Board | Shared socket no mean automatic compatibility. Check di motherboard CPU list and BIOS revision. | | Memory | up to 256 GB | Shared socket no mean automatic compatibility. Boards dey often need BIOS update before newer chip wey dey di same socket go fit post. Cooler clearance, VRM quality, and power limits matter just like di socket name. CPU wey no get integrated graphics no need discrete graphics card every time. Some server motherboards dey provide separate management graphics controller. Check di motherboard and CPU documentation. ## Manufacturer-checked specifications ### AMD Ryzen Threadripper 3990X Dem check dese fields against AMD model-specific reference on 2026-10-31. Power ratings na manufacturer-defined metrics, no be measured system consumption. Other imported fields never get full independent verification again. Dese selected fields come from di exact named processor row inside AMD specification table. Di source dey list processor limits, no be tested motherboard or laptop configuration. | CPU cores | 64 | | ---------------------------- | --------------- | | Threads | 128 | | Maximum turbo frequency | 4.3 GHz | | Base frequency | 2.9 GHz | | L2 cache | 32 MB | | L3 cache | 256 MB | | Memory channels | 4 | | Socket or package | sTRX4 | | Code name | Castle Peak | | Manufacturer launch date | 02/07/2020 | | CPU-core fabrication process | TSMC 7nm FinFET | ## Related Dis entities connect to dis article. Type dey show for every link. [Zen 4: Architecture](https://feex.it/wiki/l/pcm/hardware/system/zen-4/)[Processors: Hardware](https://feex.it/wiki/hardware/cpu/) ## Sources and verification Imported reference. Source-specific checks dey beside di supported fields and citations. [How we dey do research](https://feex.it/wiki/research/). - [Feex Hardware Database ](https://foxhole.feex.it/cpu/amd-ryzen-threadripper-3990x)· Specification source wey dem use for dis sheet. CC BY 4.0. - [PassMark Software ](https://www.cpubenchmark.net/cpu.php?cpu=AMD+Ryzen+Threadripper+3990X)· CPU benchmark page for AMD Ryzen Threadripper 3990X - [AMD: AMD Ryzen™ Threadripper™ 3990X specifications ](https://www.amd.com/en/products/specifications/processors.html)· Dey support di fields wey dey di manufacturer-reference section; dem check am on 2026-10-31. Source evidence SHA-256 6f52b9cd652a. Dis check no verify every field wey dem import. ## Dis article make sense to you? Yes or no dey enough. Choose reason if you want, or add short note. Quick facts The short identity of dis page. Specs, sources, and the full story still dey inside the article. - **Manufacturer**: AMD **Family**: Threadripper **Architecture**: Zen **Socket**: sTRX4 **Launch**: 2020 Recorded source status: Imported reference: Editorial ownership: Feex. No independent review date dey recorded. --- Source: [Canonical Feex Wiki page](https://feex.it/wiki/l/pcm/hardware/cpu/amd-ryzen-threadripper-3990x/) [Developer guide](https://feex.it/wiki/developers/) | [API policy](https://feex.it/developers/api-policy/) | [Agent guidance](https://feex.it/wiki/llms.txt)