AMD

AMD Ryzen Threadripper 3990X

AMD processor specifications and benchmark scores

64
Cores
128
Threads
4.3
GHz Boost
280W
TDP
🔓Unlocked

AMD Ryzen Threadripper 3990X Specifications

⚙️

Ryzen Threadripper 3990X Core Configuration

Processing cores and threading

The AMD Ryzen Threadripper 3990X features 64 physical cores and 128 threads, which directly impacts multi-threaded performance in CPU benchmarks. More cores allow the processor to handle parallel workloads efficiently, improving performance in video editing, 3D rendering, and multitasking scenarios. Thread count determines how many simultaneous tasks the CPU can process, with higher thread counts benefiting productivity applications and content creation workflows.

Cores
64
Threads
128
SMP CPUs
1
⏱️

Threadripper 3990X Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Ryzen Threadripper 3990X benchmark performance, measured in GHz. The base clock represents the guaranteed operating frequency, while the boost clock indicates maximum single-core performance under optimal conditions. Higher clock speeds translate to faster single-threaded performance, which is essential for gaming and applications that don't fully utilize multiple cores. The Ryzen Threadripper 3990X by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
2.9 GHz
Boost Clock
4.3 GHz
Multiplier
29x 🔓
💾

AMD's Ryzen Threadripper 3990X Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Threadripper 3990X processor die. L1 cache provides the fastest access for frequently used data, while L2 and L3 caches offer progressively larger storage with slightly higher latency. Larger cache sizes significantly improve CPU benchmark scores by reducing memory access times. The Ryzen Threadripper 3990X's cache configuration is optimized for both gaming performance and productivity workloads, minimizing data fetch delays during intensive computations.

L1 Cache
64 KB (per core)
L2 Cache
512 KB (per core)
L3 Cache
256 MB
🏗️

Zen 2 Architecture & Process

Manufacturing and design details

The AMD Ryzen Threadripper 3990X is built on AMD's 7 nm manufacturing process, which determines power efficiency and thermal characteristics. Smaller process nodes allow for more transistors in the same space, enabling higher performance per watt. The architecture defines how the processor handles instructions and manages data flow, directly impacting benchmark results across different workload types. Modern CPU architectures like the one in Threadripper 3990X incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Zen 2
Codename
Castle Peak
Process Node
7 nm
Foundry
TSMC
Transistors
30,400 million
Die Size
8x 74 mm²
Generation
Ryzen Threadripper (Zen 2 (Castle Peak))
🔢

Zen 2 Instruction Set Features

Supported CPU instructions and extensions

The Ryzen Threadripper 3990X by AMD supports various instruction set extensions that enable optimized performance for specific workloads. SIMD instructions like SSE and AVX accelerate multimedia, scientific computing, and AI workloads by processing multiple data points simultaneously. Features like AES-NI provide hardware-accelerated encryption, while AVX-512 (if supported) enables advanced vector processing for data centers and high-performance computing. These instruction sets are critical for software compatibility and performance in modern applications.

MMX
SSE
SSE2
SSE3
SSSE3
SSE4A
SSE4.1
SSE4.2
AES
AVX
AVX2
BMI1
BMI2
SHA
F16C
FMA3
AMD64
AMD-V
SMAP
SMEP
SMT
Precision Boost 2
XFR 2
🔌

Threadripper 3990X Power & Thermal

TDP and power specifications

The AMD Ryzen Threadripper 3990X has a TDP (Thermal Design Power) of 280W, indicating the cooling solution required for sustained operation. TDP affects both system power consumption and the type of cooler needed. Lower TDP processors are ideal for compact builds and laptops, while higher TDP chips typically offer better sustained performance in demanding CPU benchmarks. Understanding power requirements helps ensure your system can deliver consistent performance without thermal throttling.

TDP
280W
🔧

AMD Socket TRX4 Platform & Socket

Compatibility information

The Ryzen Threadripper 3990X uses the AMD Socket TRX4 socket, which determines motherboard compatibility. Choosing the right platform is essential for building a system around this processor. The socket type also influences available features like PCIe lanes, memory support, and upgrade paths. When comparing CPU benchmarks, ensure you're looking at processors compatible with your existing or planned motherboard to make informed purchasing decisions.

Socket
AMD Socket TRX4
PCIe
Gen 4, 64 Lanes(CPU only)
Package
sTRX4
DDR5

AMD Socket TRX4 Memory Support

RAM compatibility and speeds

Memory support specifications for the Threadripper 3990X define which RAM types and speeds are compatible. Faster memory can significantly improve CPU benchmark performance, especially in memory-intensive applications and gaming. The memory controller integrated into the Ryzen Threadripper 3990X determines maximum supported speeds and channels. Dual-channel or quad-channel memory configurations can double or quadruple memory bandwidth, providing noticeable performance gains in content creation and scientific workloads.

Memory Type
DDR4
Memory Bus
Quad-channel
Memory Bandwidth
102.4 GB/s
📦

Ryzen Threadripper 3990X Product Information

Release and pricing details

The AMD Ryzen Threadripper 3990X is manufactured by AMD and represents their commitment to delivering competitive CPU performance. Understanding the release date and pricing helps contextualize benchmark comparisons with other processors from the same generation. Launch pricing provides a baseline for evaluating value, though street prices often differ. Whether you're building a new system or upgrading, the Ryzen Threadripper 3990X by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Release Date
Feb 2020
Launch Price
$3990
Market
Desktop
Status
Active
Part Number
100-000000163100-100000163WOF

Ryzen Threadripper 3990X Benchmark Scores

3dmark_16_threadsSource

3DMark 16-thread tests AMD Ryzen Threadripper 3990X with heavily-threaded game workloads. This shows performance in games that fully utilize high-core-count CPUs for maximum parallelization. The most demanding and well-optimized games can leverage this many threads. Streaming while gaming also benefits from having many threads available.

3dmark_16_threads #26 of 166
9,975
61%
Max: 16,374

3dmark_2_threadsSource

3DMark 2-thread tests AMD Ryzen Threadripper 3990X performance with dual-threaded game workloads. This shows capability in games that use limited parallelization typical of older titles.

3dmark_2_threads #148 of 166
1,383
54%
Max: 2,549
Compare with other CPUs

3dmark_4_threadsSource

3DMark 4-thread tests AMD Ryzen Threadripper 3990X with quad-threaded game workloads. This shows performance in games optimized for four cores, which represents many current titles. Quad-core optimization is common in mainstream game development. This test represents the sweet spot for many popular multiplayer and competitive games.

3dmark_4_threads #143 of 166
2,721
55%
Max: 4,963
Compare with other CPUs

3dmark_8_threadsSource

3DMark 8-thread tests AMD Ryzen Threadripper 3990X with octa-threaded game workloads. This shows performance in well-optimized modern games that leverage eight threads effectively.

3dmark_8_threads #108 of 166
5,182
56%
Max: 9,298

3dmark_max_threadsSource

3DMark max threads tests AMD Ryzen Threadripper 3990X using all available threads for game workloads. This shows the maximum parallel gaming performance capability of the processor.

3dmark_max_threads #1 of 166
18,441
100%
Max: 18,441
Compare with other CPUs

3dmark_single_threadSource

3DMark CPU single-thread tests how AMD Ryzen Threadripper 3990X handles game physics and AI calculations on one core. This is critical for games that rely on single-thread performance.

3dmark_single_thread #156 of 166
695
54%
Max: 1,293

cinebench_cinebench_r15_multicoreSource

Cinebench R15 multi-core renders a complex 3D scene using all CPU threads simultaneously. This test reveals how AMD Ryzen Threadripper 3990X performs in parallel rendering workloads.

cinebench_cinebench_r15_multicore #41 of 1788
6,866
46%
Max: 14,978
Compare with other CPUs

cinebench_cinebench_r15_singlecoreSource

Cinebench R15 single-core measures the speed of one CPU thread rendering 3D geometry. This score indicates how AMD Ryzen Threadripper 3990X handles tasks that can't be parallelized.

cinebench_cinebench_r15_singlecore #41 of 1245
969
46%
Max: 2,114

cinebench_cinebench_r20_multicoreSource

Cinebench R20 multi-core uses a scene requiring 4x more computational power than R15. This test better reflects modern CPU capabilities for professional rendering on AMD Ryzen Threadripper 3990X. The more demanding workload provides better differentiation between current-generation processors. Content creators and 3D artists use this benchmark to estimate real-world render performance.

cinebench_cinebench_r20_multicore #41 of 1788
28,612
46%
Max: 62,412
Compare with other CPUs

cinebench_cinebench_r20_singlecoreSource

Cinebench R20 single-core tests one thread against a more demanding scene than R15. This reveals the true single-thread rendering capability of AMD Ryzen Threadripper 3990X. The increased complexity provides more accurate performance differentiation between modern CPUs. Single-thread performance remains critical for gaming and applications with serial bottlenecks.

cinebench_cinebench_r20_singlecore #41 of 1784
4,039
46%
Max: 8,811
Compare with other CPUs

cinebench_cinebench_r23_multicoreSource

Cinebench R23 multi-core is the current standard for CPU rendering benchmarks with a 10-minute minimum runtime. This extended test reveals sustained performance of AMD Ryzen Threadripper 3990X after thermal limits kick in. The longer duration exposes cooling limitations that shorter benchmarks miss. Professional users rely on R23 scores to predict real-world rendering performance under sustained workloads.

cinebench_cinebench_r23_multicore #41 of 1788
68,124
46%
Max: 148,601
Compare with other CPUs

🏆 Top 5 Performers

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how AMD Ryzen Threadripper 3990X maintains boost clocks under continuous load. The extended runtime shows whether thermal throttling affects single-core performance. This score is particularly important for understanding real-world responsiveness beyond initial boost behavior.

cinebench_cinebench_r23_singlecore #41 of 1788
9,617
46%
Max: 20,979
Compare with other CPUs

geekbench_multicoreSource

Geekbench multi-core tests AMD Ryzen Threadripper 3990X across real-world workloads including image processing, machine learning, and data compression. All available threads are utilized to measure parallel performance. Higher scores indicate better capability in multitasking and content creation. The cross-platform nature of Geekbench allows direct comparison with systems running different operating systems.

geekbench_multicore #52 of 711
13,931
62%
Max: 22,515

geekbench_singlecoreSource

Geekbench single-core measures how fast one thread of AMD Ryzen Threadripper 3990X can process tasks like web browsing and document editing. This score correlates with how snappy the system feels during normal use. Many applications still depend primarily on single-thread performance. Gaming performance is also heavily influenced by single-core speed in CPU-limited scenarios.

geekbench_singlecore #233 of 711
1,615
47%
Max: 3,401
Compare with other CPUs

About AMD Ryzen Threadripper 3990X

The AMD Ryzen Threadripper 3990X is a high-performance CPU based on AMD's Zen 2 architecture, featuring 64 cores and 128 threads, making it ideal for demanding multi-threaded applications. This Threadripper 3990X is built on a 7 nm process, which contributes to its high core density and performance capabilities. The base clock speed of 2.90 GHz and turbo frequency of 4.30 GHz offer a balance between performance and power efficiency, while the 280W TDP ensures it can be cooled effectively in high-end systems. The L3 cache is a substantial 256 MB, shared across all cores, which helps in reducing latency and improving data access speeds. This Threadripper 3990X is particularly suited for tasks such as 3D rendering, video editing, and large-scale data processing, where multi-threaded performance is critical. The Threadripper 3990X's architecture is designed to handle complex workloads with high throughput and low latency, making it a top choice for professionals and enthusiasts.

Energy efficiency is a key consideration for this Threadripper 3990X, as its 280W TDP is relatively high, but it is offset by the advanced Zen 2 microarchitecture, which delivers better performance per watt compared to previous generations. The Threadripper 3990X's L1 and L2 caches are optimized for fast data access, with each core having 32 KB of L1 cache and 512 KB of L2 cache, contributing to overall performance. The Threadripper 3990X's large L3 cache helps in maintaining high performance during intensive workloads, minimizing the need for frequent memory access. The Threadripper 3990X's performance in benchmarks such as Cinebench R23 and 3DMark highlights its ability to deliver exceptional multi-threaded performance.

  • High core count and thread count for multi-tasking
  • Advanced Zen 2 architecture for efficiency and performance
  • Large L3 cache for improved data handling
The Threadripper 3990X is a powerful processor that excels in workloads requiring high parallelism and computational power, making it a top choice for high-end computing environments.

The Intel Equivalent of Ryzen Threadripper 3990X

Looking for a similar processor from Intel? The Intel Core i9-10980HK offers comparable performance and features in the Intel lineup.

Intel Core i9-10980HK

Intel • 8 Cores

View Specs Compare

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