Ryzen 9 3950X vs Ryzen Threadripper 2900X

VS

Primary details

Comparing Ryzen Threadripper 2900X and Ryzen 9 3950X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated210
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data18.75
Market segmentDesktop processorDesktop processor
Seriesno dataAMD Ryzen 9
Power efficiencyno data21.95
Architecture codenameZen (2017−2020)Matisse (Zen 2) (2019−2020)
Release dateAugust 2018 (6 years ago)14 November 2019 (5 years ago)
Launch price (MSRP)no data$799

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen Threadripper 2900X and Ryzen 9 3950X 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 cores8 (Octa-Core)16 (Hexadeca-Core)
Threadsno data32
Base clock speedno data3.5 GHz
Boost clock speed3.1 GHz4.7 GHz
L1 cache96 KB (per core)96K (per core)
L2 cache512 KB (per core)512K (per core)
L3 cache32768 KB64 MB
Chip lithography14 nm7 nm, 12 nm
Die size213 mm22 x 72 mm + 125 mm (IO-Die) mm2
Number of transistors9600 million19,200 million
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on Ryzen Threadripper 2900X and Ryzen 9 3950X 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 (Uniprocessor)
Socketno dataAM4
Power consumption (TDP)125 Watt105 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper 2900X and Ryzen 9 3950X. You'll probably need this information if you require some particular technology.

Instruction set extensionsno data86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2
AES-NI-+
AVX-+
Precision Boost 2no data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper 2900X and Ryzen 9 3950X are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper 2900X and Ryzen 9 3950X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4 Dual-channel
Maximum memory sizeno data128 GB
Maximum memory bandwidthno data51.196 GB/s
ECC memory support-+

Pros & cons summary


Physical cores 8 16
Chip lithography 14 nm 7 nm
Power consumption (TDP) 125 Watt 105 Watt

Ryzen 9 3950X has 100% more physical cores, a 100% more advanced lithography process, and 19% lower power consumption.

We couldn't decide between Ryzen Threadripper 2900X and Ryzen 9 3950X. We've got no test results to judge.


Should you still have questions on choice between Ryzen Threadripper 2900X and Ryzen 9 3950X, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD Ryzen Threadripper 2900X
Ryzen Threadripper 2900X
AMD Ryzen 9 3950X
Ryzen 9 3950X

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


3.9 7 votes

Rate Ryzen Threadripper 2900X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.5 730 votes

Rate Ryzen 9 3950X on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Ryzen Threadripper 2900X or Ryzen 9 3950X, agree or disagree with our judgements, or report an error or mismatch.