Ryzen Threadripper PRO 9975WX vs EPYC 9755

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Aggregate performance score

EPYC 9755
2024
128 cores / 256 threads, 500 Watt
95.14
+50.2%
Ryzen Threadripper PRO 9975WX
2025
32 cores / 64 threads, 350 Watt
63.34

EPYC 9755 outperforms Ryzen Threadripper PRO 9975WX by an impressive 50% based on our aggregate benchmark results.

Primary details

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

Place in the ranking220
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation1.1213.89
Market segmentServerServer
Power efficiency8.007.61
DesignerAMDAMD
ManufacturerTSMCTSMC
Architecture codenameTurin (2024)Shimada Peak (2025)
Release date10 October 2024 (less than a year ago)23 July 2025 (recently)
Launch price (MSRP)$12,984$4,099

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen Threadripper PRO 9975WX has 1140% better value for money than EPYC 9755.

Performance to price scatter graph

Detailed specifications

EPYC 9755 and Ryzen Threadripper PRO 9975WX 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 cores12832 (Dotriaconta-Core)
Threads25664
Base clock speed2.7 GHz4 GHz
Boost clock speed4.1 GHz5.4 GHz
L1 cache80 KB (per core)64 KB (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache512 MB (shared)128 MB (shared)
Chip lithography4 nm4 nm
Die size16x 70.6 mm24x 70.6 mm2
Number of transistors133,040 million33,260 million
64 bit support++
Unlocked multiplier-+

Compatibility

Information on EPYC 9755 and Ryzen Threadripper PRO 9975WX 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 configuration21
SocketSP5sTR5
Power consumption (TDP)500 Watt350 Watt

Technologies and extensions

Technological solutions and additional instructions supported by EPYC 9755 and Ryzen Threadripper PRO 9975WX. 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 EPYC 9755 and Ryzen Threadripper PRO 9975WX are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by EPYC 9755 and Ryzen Threadripper PRO 9975WX. 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 EPYC 9755 and Ryzen Threadripper PRO 9975WX.

PCIe version5.05.0
PCI Express lanes128136

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.

EPYC 9755 95.14
+50.2%
Ryzen Threadripper PRO 9975WX 63.34

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.

EPYC 9755 166328
+50.2%
Ryzen Threadripper PRO 9975WX 110740

Gaming performance

Pros & cons summary


Performance score 95.14 63.34
Recency 10 October 2024 23 July 2025
Physical cores 128 32
Threads 256 64
Power consumption (TDP) 500 Watt 350 Watt

EPYC 9755 has a 50.2% higher aggregate performance score, and 300% more physical cores and 300% more threads.

Ryzen Threadripper PRO 9975WX, on the other hand, has an age advantage of 9 months, and 42.9% lower power consumption.

The AMD EPYC 9755 is our recommended choice as it beats the AMD Ryzen Threadripper PRO 9975WX in performance tests.

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AMD EPYC 9755
EPYC 9755
AMD Ryzen Threadripper PRO 9975WX
Ryzen Threadripper PRO 9975WX

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Community ratings

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