Ryzen 9 5950X vs Ryzen 9 3900XT

VS

Aggregate performance score

Ryzen 9 3900XT
2020
12 cores / 24 threads, 105 Watt
20.56
Ryzen 9 5950X
2020
16 cores / 32 threads, 105 Watt
28.70
+39.6%

Ryzen 9 5950X outperforms Ryzen 9 3900XT by a considerable 40% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 3900XT and Ryzen 9 5950X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking274160
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation26.0427.74
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9AMD Ryzen 9
Power efficiency18.5225.85
Architecture codenameMatisse 2 (2020)Vermeer (Zen 3) (2020−2022)
Release date7 July 2020 (4 years ago)5 November 2020 (4 years ago)
Launch price (MSRP)$499$799

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 5950X has 7% better value for money than Ryzen 9 3900XT.

Detailed specifications

Ryzen 9 3900XT and Ryzen 9 5950X 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)16 (Hexadeca-Core)
Threads2432
Base clock speed3.8 GHz3.4 GHz
Boost clock speed4.7 GHz4.9 GHz
Multiplierno data34
L1 cache96K (per core)64K (per core)
L2 cache512K (per core)512K (per core)
L3 cache64 MB64 MB
Chip lithography7 nm, 12 nm7 nm, 12 nm
Die size74 mm2CPU cores: 2x 80.7 sq. mm., I/O: 125 mm2
Maximum case temperature (TCase)95 °C95 °C
Number of transistors3,800 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen 9 3900XT and Ryzen 9 5950X 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
SocketAM4AM4
Power consumption (TDP)105 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 3900XT and Ryzen 9 5950X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI++
AVX++
Precision Boost 2++

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 3900XT and Ryzen 9 5950X are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 9 3900XT and Ryzen 9 5950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth51.196 GB/s51.196 GB/s
ECC memory support+-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card--

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 3900XT and Ryzen 9 5950X.

PCIe version4.04.0

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. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

Ryzen 9 3900XT 20.56
Ryzen 9 5950X 28.70
+39.6%

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.

Ryzen 9 3900XT 32659
Ryzen 9 5950X 45593
+39.6%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Ryzen 9 3900XT 1741
Ryzen 9 5950X 2215
+27.2%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Ryzen 9 3900XT 9908
Ryzen 9 5950X 12104
+22.2%

Gaming performance

Pros & cons summary


Performance score 20.56 28.70
Recency 7 July 2020 5 November 2020
Physical cores 12 16
Threads 24 32

Ryzen 9 5950X has a 39.6% higher aggregate performance score, an age advantage of 3 months, and 33.3% more physical cores and 33.3% more threads.

The Ryzen 9 5950X is our recommended choice as it beats the Ryzen 9 3900XT in performance tests.


Should you still have questions on choice between Ryzen 9 3900XT and Ryzen 9 5950X, ask them in Comments section, and we shall answer.

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AMD Ryzen 9 3900XT
Ryzen 9 3900XT
AMD Ryzen 9 5950X
Ryzen 9 5950X

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Community ratings

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


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Questions & comments

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