AMD

AMD Ryzen Threadripper PRO 9945WX

AMD processor specifications and benchmark scores

12
Cores
24
Threads
5.4
GHz Boost
350W
TDP
🔓Unlocked 🛡️ECC Memory

AMD Ryzen Threadripper PRO 9945WX Specifications

⚙️

Ryzen Threadripper PRO 9945WX Core Configuration

Processing cores and threading

The AMD Ryzen Threadripper PRO 9945WX features 12 physical cores and 24 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
12
Threads
24
SMP CPUs
1
⏱️

Threadripper PRO 9945WX Clock Speeds

Base and boost frequencies

Clock speed is a critical factor in Ryzen Threadripper PRO 9945WX 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 PRO 9945WX by AMD can dynamically adjust its frequency based on workload and thermal headroom.

Base Clock
4.7 GHz
Boost Clock
5.4 GHz
Multiplier
47x 🔓
💾

AMD's Ryzen Threadripper PRO 9945WX Cache Hierarchy

L1, L2, L3 cache sizes

Cache memory is ultra-fast storage built directly into the Threadripper PRO 9945WX 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 PRO 9945WX'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
1 MB (per core)
L3 Cache
64 MB (shared)
🏗️

Zen 5 Architecture & Process

Manufacturing and design details

The AMD Ryzen Threadripper PRO 9945WX is built on AMD's 4 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 PRO 9945WX incorporate advanced branch prediction and out-of-order execution for optimal performance.

Architecture
Zen 5
Codename
Shimada Peak
Process Node
4 nm
Foundry
TSMC
Transistors
16,630 million
Die Size
2x 70.6 mm²
Generation
Ryzen Threadripper (Zen 5 (Shimada Peak))
🔢

Zen 5 Instruction Set Features

Supported CPU instructions and extensions

The Ryzen Threadripper PRO 9945WX 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
AVX-512
BMI1
BMI2
SHA
F16C
FMA3
AMD64
AMD-V
SMAP
SMEP
SMT
Precision Boost 2
🔌

Threadripper PRO 9945WX Power & Thermal

TDP and power specifications

The AMD Ryzen Threadripper PRO 9945WX has a TDP (Thermal Design Power) of 350W, 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
350W
Tj Max
95°C
🔧

AMD Socket sTR5 Platform & Socket

Compatibility information

The Ryzen Threadripper PRO 9945WX uses the AMD Socket sTR5 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 sTR5
Chipsets
WRX90, TRX50, Pro 695
PCIe
Gen 5, 128 Lanes(CPU only)
Package
FC-LGA4844
DDR5

AMD Socket sTR5 Memory Support

RAM compatibility and speeds

Memory support specifications for the Threadripper PRO 9945WX 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 PRO 9945WX 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
DDR5
Memory Bus
Eight-channel
Memory Bandwidth
409.6 GB/s
ECC Memory
Supported
📦

Ryzen Threadripper PRO 9945WX Product Information

Release and pricing details

The AMD Ryzen Threadripper PRO 9945WX 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 PRO 9945WX by AMD offers a specific balance of performance, features, and cost within AMD's product lineup.

Manufacturer
AMD
Market
Server/Workstation
Status
Active
Part Number
100-000000726
Bundled Cooler
None

Ryzen Threadripper PRO 9945WX Benchmark Scores

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 PRO 9945WX performs in parallel rendering workloads.

cinebench_cinebench_r15_multicore #99 of 1788
4,871
33%
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 PRO 9945WX handles tasks that can't be parallelized.

cinebench_cinebench_r15_singlecore #99 of 1245
687
32%
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 PRO 9945WX. 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 #99 of 1788
20,296
33%
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 PRO 9945WX. 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 #99 of 1784
2,865
33%
Max: 8,811

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 PRO 9945WX 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 #99 of 1788
48,325
33%
Max: 148,601
Compare with other CPUs

cinebench_cinebench_r23_singlecoreSource

Cinebench R23 single-core measures sustained single-thread performance over 10 minutes. This reveals how AMD Ryzen Threadripper PRO 9945WX 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 #99 of 1788
6,822
33%
Max: 20,979
Compare with other CPUs

passmark_data_compressionSource

Data compression measures how fast AMD Ryzen Threadripper PRO 9945WX can compress and decompress files. This is important for archiving, backup software, and file transfer applications. Higher scores mean faster ZIP, RAR, and backup operations. Software distribution and cloud storage services benefit from efficient compression performance.

passmark_data_compression #76 of 528
671,963
12%
Max: 5,427,555
Compare with other CPUs

passmark_data_encryptionSource

Data encryption tests how fast AMD Ryzen Threadripper PRO 9945WX can encrypt information using AES and other algorithms. This is critical for security applications, VPNs, and secure communications. Modern CPUs with AES-NI hardware acceleration score significantly higher.

passmark_data_encryption #91 of 528
36,540
12%
Max: 316,606
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
316,606
#2 AMD EPYC 9845
296,808
#3 AMD EPYC 9755
284,927
#4 AMD EPYC 9754
231,891
#5 AMD EPYC 9745
229,447

passmark_extended_instructionsSource

Extended instructions tests AMD Ryzen Threadripper PRO 9945WX performance using SSE and AVX instruction sets. These specialized instructions accelerate multimedia, scientific, and AI workloads. Video encoding and image processing heavily utilize SIMD capabilities. Machine learning inference and scientific computing also benefit from strong SIMD performance.

passmark_extended_instructions #61 of 528
54,406
14%
Max: 392,159
Compare with other CPUs

passmark_find_prime_numbersSource

Find prime numbers tests AMD Ryzen Threadripper PRO 9945WX ability to identify primes through intensive calculations. This is a pure computational benchmark that stresses CPU arithmetic units without memory bottlenecks.

passmark_find_prime_numbers #83 of 528
335
14%
Max: 2,422

passmark_floating_point_mathSource

Floating point math measures how AMD Ryzen Threadripper PRO 9945WX handles decimal calculations critical for scientific computing and 3D rendering. This affects performance in CAD and physics simulations. Game physics engines also rely heavily on floating point operations. Scientific and engineering applications benefit significantly from higher floating point scores.

passmark_floating_point_math #100 of 528
111,566
10%
Max: 1,141,430
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
1,141,430
#2 AMD EPYC 9845
978,377
#3 AMD EPYC 9755
922,900
#4 AMD EPYC 9745
761,219
#5 AMD EPYC 9655P
710,260

passmark_integer_mathSource

Integer math tests how fast AMD Ryzen Threadripper PRO 9945WX processes whole number calculations essential for database operations and compression algorithms. This is fundamental to general computing performance. Encryption and data processing heavily rely on integer operations.

passmark_integer_math #73 of 528
185,421
10%
Max: 1,806,439
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
1,806,439
#2 AMD EPYC 9845
1,687,531
#3 AMD EPYC 9755
1,549,946
#4 AMD EPYC 9745
1,224,315

passmark_multithreadSource

PassMark multi-thread tests AMD Ryzen Threadripper PRO 9945WX across integer math, floating point, compression, and encryption using all cores. This provides an overall multi-threaded CPU performance score. The combined result reflects general-purpose parallel computing capability.

passmark_multithread #65 of 528
56,854
33%
Max: 174,825
Compare with other CPUs

passmark_physicsSource

Physics tests how AMD Ryzen Threadripper PRO 9945WX handles physics simulations used in games and engineering software. This measures performance in calculating object interactions and movements. Games with complex physics benefit from higher scores. Engineering applications like structural analysis and fluid dynamics also rely on physics computation.

passmark_physics #35 of 528
6,118
22%
Max: 27,806
Compare with other CPUs

passmark_random_string_sortingSource

Random string sorting measures how fast AMD Ryzen Threadripper PRO 9945WX can organize text data. This is important for database operations, search indexing, and data processing applications. Applications that process large amounts of text benefit from higher scores. Database servers and search engines rely heavily on efficient string manipulation.

passmark_random_string_sorting #63 of 528
84,498
14%
Max: 609,901
Compare with other CPUs

🏆 Top 5 Performers

#1 AMD EPYC 9965
609,901
#2 AMD EPYC 9755
571,185
#3 AMD EPYC 9845
538,060
#4 AMD EPYC 9745
468,975
#5 AMD EPYC 9655P
455,310

passmark_single_threadSource

PassMark single-thread measures per-core performance of AMD Ryzen Threadripper PRO 9945WX across various computational tasks. This score is critical for gaming and single-threaded applications.

passmark_singlethreadSource

PassMark single-thread measures per-core performance of AMD Ryzen Threadripper PRO 9945WX across various computational tasks. This score is critical for gaming and single-threaded applications. Higher scores mean better system responsiveness in everyday use.

About AMD Ryzen Threadripper PRO 9945WX

The AMD Ryzen Threadripper PRO 9945WX (AMD) is engineered on a cutting-edge 4 nm manufacturing process, delivering exceptional performance efficiency and thermal management for high-end workstations. This advanced node enables the AMD Ryzen Threadripper PRO 9945WX (AMD) to achieve impressive clock speeds of 4.70 GHz base and 5.40 GHz turbo, making it ideal for demanding applications. With 12 cores and 24 threads, the chip excels in multi-threaded workloads, supported by a 64 MB L3 cache for rapid data access. The high TDP of 350W ensures sustained performance in intensive environments, while the AMD Socket sTR5 provides compatibility with high-performance motherboards. This processor is part of the Ryzen Threadripper series, built on the Zen 5 (Shimada Peak) architecture, offering significant improvements in performance and scalability. Key features include enhanced cache hierarchy, improved memory bandwidth, and support for DDR5 and PCIe 5.0.
  • 4 nm manufacturing process for superior performance and efficiency
  • 12 cores and 24 threads for heavy multitasking and parallel processing
  • Base clock of 4.70 GHz and turbo clock up to 5.40 GHz
  • 350W TDP for sustained high-performance operation
  • AMD Socket sTR5 for compatibility with high-end workstation motherboards
  • 64 MB L3 cache for optimized data access and processing
The AMD Ryzen Threadripper PRO 9945WX (AMD) shines in benchmark performance, with a PassMark data compression score of 671,963 points, showcasing its prowess in handling complex data tasks. Its integer math score of 185,421 points and floating-point math score of 111,566 points highlight its strength in computational workloads. The processor also delivers a multithread score of 56,854 points, making it well-suited for content creation and scientific computing. With a random string sorting score of 84,498 points, the AMD Ryzen Threadripper PRO 9945WX (AMD) proves its efficiency in data manipulation. While the exact price is not disclosed, it is positioned in the high-end workstation market, targeting professionals and enthusiasts. For a build, pair it with a high-end motherboard, DDR5 memory, and a robust cooling solution to fully leverage its capabilities.

The Intel Equivalent of Ryzen Threadripper PRO 9945WX

Looking for a similar processor from Intel? The Intel Core i9-14900KS offers comparable performance and features in the Intel lineup.

Intel Core i9-14900KS

Intel • 24 Cores

View Specs Compare

Popular AMD Ryzen Threadripper PRO 9945WX Comparisons

See how the Ryzen Threadripper PRO 9945WX stacks up against similar processors from the same generation and competing brands.

Compare Ryzen Threadripper PRO 9945WX with Other CPUs

Select another CPU to compare specifications and benchmarks side-by-side.

Browse CPUs