Ryzen Threadripper PRO 9965WX vs Ryzen Threadripper PRO 9945WX

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Aggregate performance score

Ryzen Threadripper PRO 9945WX
2025
12 cores / 24 threads, 350 Watt
32.52
Ryzen Threadripper PRO 9965WX
2025
24 cores / 48 threads, 350 Watt
54.54
+67.7%

Ryzen Threadripper PRO 9965WX outperforms Ryzen Threadripper PRO 9945WX by an impressive 68% based on our aggregate benchmark results.

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14035
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data18.80
Market segmentServerServer
Power efficiency3.916.55
DesignerAMDAMD
ManufacturerTSMCTSMC
Architecture codenameShimada Peak (2025)Shimada Peak (2025)
Release dateJuly 2025 (recently)23 July 2025 (recently)
Launch price (MSRP)no data$2,899

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Performance to price scatter graph

Detailed specifications

Ryzen Threadripper PRO 9945WX and Ryzen Threadripper PRO 9965WX basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores12 (Dodeca-Core)24 (Tetracosa-Core)
Threads2448
Base clock speed4.7 GHz4.2 GHz
Boost clock speed5.4 GHz5.4 GHz
L1 cache64 KB (per core)64 KB (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache64 MB (shared)128 MB (shared)
Chip lithography4 nm4 nm
Die size2x 70.6 mm24x 70.6 mm2
Number of transistors16,630 million33,260 million
64 bit support++
Unlocked multiplier++

Compatibility

Information on Ryzen Threadripper PRO 9945WX and Ryzen Threadripper PRO 9965WX compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration11
SocketsTR5sTR5
Power consumption (TDP)350 Watt350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper PRO 9945WX and Ryzen Threadripper PRO 9965WX. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 9945WX and Ryzen Threadripper PRO 9965WX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 9945WX and Ryzen Threadripper PRO 9965WX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AN/A

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper PRO 9945WX and Ryzen Threadripper PRO 9965WX.

PCIe version5.05.0
PCI Express lanes136136

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


Combined synthetic benchmark score

This is our combined benchmark performance rating.

Ryzen Threadripper PRO 9945WX 32.52
Ryzen Threadripper PRO 9965WX 54.54
+67.7%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance. Other than that, Passmark measures multi-core performance.

Ryzen Threadripper PRO 9945WX 56854
Ryzen Threadripper PRO 9965WX 95346
+67.7%

Gaming performance

Pros & cons summary


Performance score 32.52 54.54
Physical cores 12 24
Threads 24 48

Ryzen Threadripper PRO 9965WX has a 67.7% higher aggregate performance score, and 100% more physical cores and 100% more threads.

The AMD Ryzen Threadripper PRO 9965WX is our recommended choice as it beats the AMD Ryzen Threadripper PRO 9945WX in performance tests.

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AMD Ryzen Threadripper PRO 9945WX
Ryzen Threadripper PRO 9945WX
AMD Ryzen Threadripper PRO 9965WX
Ryzen Threadripper PRO 9965WX

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