Ryzen 9 9900X3D vs Ryzen 9 5950X

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Aggregate performance score

Ryzen 9 5950X
2020
16 cores / 32 threads, 105 Watt
28.37
Ryzen 9 9900X3D
2025
12 cores / 24 threads, 120 Watt
35.15
+23.9%

Ryzen 9 9900X3D outperforms Ryzen 9 5950X by a significant 24% based on our aggregate benchmark results.

Primary details

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

Place in the ranking175116
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation27.1058.56
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9no data
Power efficiency25.8127.99
DesignerAMDAMD
Architecture codenameVermeer (Zen 3) (2020−2022)Granite Ridge (2024−2025)
Release date5 November 2020 (4 years ago)6 January 2025 (less than a year ago)
Launch price (MSRP)$799$599

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 9900X3D has 116% better value for money than Ryzen 9 5950X.

Detailed specifications

Ryzen 9 5950X and Ryzen 9 9900X3D 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 cores16 (Hexadeca-Core)12 (Dodeca-Core)
Threads3224
Base clock speed3.4 GHz4.4 GHz
Boost clock speed4.9 GHz5.5 GHz
Multiplier34no data
L1 cache64K (per core)80 KB (per core)
L2 cache512K (per core)1 MB (per core)
L3 cache64 MB128 MB (shared)
Chip lithography7 nm, 12 nm4 nm
Die sizeCPU cores: 2x 80.7 sq. mm., I/O: 125 mm22x 70.6 mm2
Maximum case temperature (TCase)95 °Cno data
Number of transistorsno data16,630 million
64 bit support++
Windows 11 compatibility+no data
Unlocked multiplier++

Compatibility

Information on Ryzen 9 5950X and Ryzen 9 9900X3D 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
SocketAM4AM5
Power consumption (TDP)105 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5950X and Ryzen 9 9900X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHAno data
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5950X and Ryzen 9 9900X3D are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 5950X and Ryzen 9 9900X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5
Maximum memory size128 GBno data
Max memory channels2no data
Maximum memory bandwidth51.196 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-AMD Radeon Graphics

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5950X and Ryzen 9 9900X3D.

PCIe version4.05.0
PCI Express lanesno data24

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 9 5950X 28.37
Ryzen 9 9900X3D 35.15
+23.9%

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 9 5950X 45514
Ryzen 9 9900X3D 56382
+23.9%

Gaming performance

Pros & cons summary


Performance score 28.37 35.15
Recency 5 November 2020 6 January 2025
Physical cores 16 12
Threads 32 24
Chip lithography 7 nm 4 nm
Power consumption (TDP) 105 Watt 120 Watt

Ryzen 9 5950X has 33.3% more physical cores and 33.3% more threads, and 14.3% lower power consumption.

Ryzen 9 9900X3D, on the other hand, has a 23.9% higher aggregate performance score, an age advantage of 4 years, and a 75% more advanced lithography process.

The AMD Ryzen 9 9900X3D is our recommended choice as it beats the AMD Ryzen 9 5950X in performance tests.

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AMD Ryzen 9 5950X
Ryzen 9 5950X
AMD Ryzen 9 9900X3D
Ryzen 9 9900X3D

Other comparisons

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


4.5 2746 votes

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4.6 25 votes

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