AMD Ryzen 9 5950X
AMD Ryzen 9 3900
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Comparing AMD Ryzen 9 5950X vs AMD Ryzen 9 3900

Overall score
star star star star star
Overall score
star star star star star

Comparison of AMD Ryzen 9 5950X and AMD Ryzen 9 3900 processors by specifications and benchmarks. AMD Ryzen 9 5950X runs at base clock 3.40 GHz and has 32 threads, and AMD Ryzen 9 3900 runs at base clock 3.10 GHz and has 24 threads. The architecture and type of processors is different, Vermeer (Zen 3) Desktop / Server versus Matisse (Zen 2) Desktop / Server. The TDP of the first processor is 105 W, and the second one is 65 W. Compare test scores to see which processor is better.

Reasons to consider
AMD Ryzen 9 5950X
Report a bug
  • Higher clock speed
    3.40 GHz left arrow 3.10 GHz
    Around -10% better clock speed
  • More number of cores
    16 left arrow 12
    2 times more threads
  • Higher turbo clock speed
    4.90 GHz left arrow 4.30 GHz
    Around 12% better overclocked clock speed
Reasons to consider
AMD Ryzen 9 3900
Report a bug
  • Performance per watt
    65 W left arrow 105 W
    About 0.62 times less performance per watt
Performance tests
Real tests AMD Ryzen 9 5950X vs AMD Ryzen 9 3900
Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite
Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory
Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory
The crypto currency Monero has been using the RandomX algorithm since November 2019
Some of the CPUs listed below have been benchmarked by CPU-monkey
Complete list of technical specifications
AMD Ryzen 9 5950X AMD Ryzen 9 5950X
AMD Ryzen 9 3900 AMD Ryzen 9 3900
CPU generation and family

Now let examine the processors version of the AMD Ryzen 9 5950X and the AMD Ryzen 9 3900. The higher the model´s version and the more current generation, the better.

  • Name
    AMD Ryzen 9 5950X left arrow AMD Ryzen 9 3900
  • Segment
    Desktop / Server left arrow Desktop / Server
  • Family
    AMD Ryzen left arrow AMD Ryzen
  • Generation
    4 left arrow 3
  • CPU group
    AMD Ryzen 5000 left arrow AMD Ryzen 3000
  • Predecessor
    AMD Ryzen 9 3950X left arrow --
  • Successor
    -- left arrow AMD Ryzen 9 5900
CPU Cores and Base Frequency

Now let examine the base clock parameters of the AMD Ryzen 9 5950X and AMD Ryzen 9 3900 CPUs. The processor with the highest score is victorious. You may also compare the turbo frequency in some models.

  • Frequency
    3.40 GHz left arrow 3.10 GHz
  • CPU Cores
    16 left arrow 12
  • Turbo (1 Core)
    4.90 GHz left arrow 4.30 GHz
  • CPU Threads
    32 left arrow 24
  • Hyperthreading
    Yes left arrow Yes
  • Overclocking
    Yes left arrow Yes
  • Core architecture
    normal left arrow normal
Internal Graphics

You may determine which included graphics card is superior by analyzing the AMD Ryzen 9 5950X and AMD Ryzen 9 3900 CPUs. Nevertheless, not every model can also include an integrated video card. The block has no bearing on the overall performance score and can be skipped.

  • GPU name
    no iGPU left arrow no iGPU
  • GPU frequency
    -- left arrow
  • GPU (Turbo)
    No turbo left arrow No turbo
  • Execution units
    -- left arrow
  • Shader
    -- left arrow
  • Max. displays
    -- left arrow
  • Generation
    -- left arrow
  • DirectX Version
    -- left arrow
  • Technology
    -- left arrow
  • Release date
    -- left arrow
Hardware codec support

This is time to examine how CPUs differ in terms of hardware support for codecs. Each brand may have its own set of guidelines. The AMD Ryzen 9 5950X and AMD Ryzen 9 3900 processor technologies are shown below for a more detailed comparison.

  • h265 / HEVC (8 bit)
    No left arrow No
  • h265 / HEVC (10 bit)
    No left arrow No
  • h264
    No left arrow No
  • VP9
    No left arrow No
  • VP8
    No left arrow No
  • AV1
    No left arrow No
  • AVC
    No left arrow No
  • VC-1
    No left arrow No
  • JPEG
    No left arrow No
Memory & PCIe

The kind and amount of memory supported by the CPU have an impact on the performance ranking. As a consequence, experts recommend that you carefully compare which model produces the greatest outcomes. In our case, AMD Ryzen 9 5950X or AMD Ryzen 9 3900.

  • Memory type
    DDR4-3200 left arrow DDR4-3200
  • Max. Memory
    128 GB left arrow 128 GB
  • ECC
    Yes left arrow No
  • Memory channels
    2 left arrow 2
  • PCIe version
    4.0 left arrow 4.0
  • PCIe lanes
    20 left arrow 20

We decide in favor of an encryption-capable CPU AMD Ryzen 9 5950X or AMD Ryzen 9 3900. If competing CPUs have the same performance in this block, you should compare other technical aspects.

  • AES-NI
    Yes left arrow Yes
Thermal Management

Now let us analyze the temps of the AMD Ryzen 9 5950X and AMD Ryzen 9 3900 CPUs. It is critical to note that the greater the processor´s TDP, the more efficient the cooling system would be required. A CPU with a lower TDP is said to be the best model.

  • TDP (PL1)
    105 W left arrow 65 W
  • TDP (PL2)
    142 W left arrow --
  • Tjunction max.
    95 °C left arrow 95 °C
Technical details

Contrast the specs of the AMD Ryzen 9 5950X and AMD Ryzen 9 3900 CPUs, including L2-L3 cache, release date, motherboard socket, manufacturing method, ISA instruction set, and much more. Give heed to L2 and L3 - the higher this indication, the better; similarly, the smaller the technical process, the better.

  • Instruction set (ISA)
    x86-64 (64 bit) left arrow x86-64 (64 bit)
  • Virtualization
    AMD-V, SVM left arrow AMD-V, SVM
  • ISA extensions
    SSE4a, SSE4.1, SSE4.2, AVX2, FMA3 left arrow SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
  • L2-Cache
    8.00 MB left arrow --
  • L3-Cache
    64.00 MB left arrow 64.00 MB
  • Architecture
    Vermeer (Zen 3) left arrow Matisse (Zen 2)
  • Technology
    7 nm left arrow 7 nm
  • Socket
    AM4 left arrow AM4
  • Release date
    Q4/2020 left arrow Q3/2019
Devices using this processor

Let´s all examine the use of the processors AMD Ryzen 9 5950X and AMD Ryzen 9 3900. Based on this comparison, you will understand the processor´s intended use (gaming, design, editing, mining, work, business).

  • Used in
    Unknown left arrow Unknown
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