AMD Ryzen Threadripper PRO 3955WX: specs and benchmarks

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AMD Ryzen Threadripper PRO 3955WX
AMD Ryzen Threadripper PRO 3955WX
  • Interface
  • Core clock speed
  • Max video memory
  • Memory type
  • Memory clock speed
  • Maximum resolution
Year of release 2020
Performance 45.98
Processor Technical data and tests
AMD Ryzen Threadripper PRO 3955WX
AMD Ryzen Threadripper PRO 3955WX AMD Ryzen Threadripper PRO 3955WX


AMD started AMD Ryzen Threadripper PRO 3955WX sales 14 July 2020. This is Matisse architecture desktop processor primarily aimed at home systems. It has 16 cores and 32 threads, and is based on 7 nm manufacturing technology, with a max turbo frequency of 4300 MHz and an unlocked multiplier.

Compatibility-wise, this is AMD Socket TR4 processor with a TDP of 280 Watt and a maximum temperature of 95 °C. It supports DDR4-3200 memory.

It provides good benchmark performance at


percent of a leader's which is AMD EPYC 7763.

General info

Of Ryzen Threadripper PRO 3955WX processor market type (desktop or notebook), architecture, sales start time and pricing.

Place in performance rating38
Value for money20.94
Market segmentDesktop processor
Architecture codenameMatisse
Release date14 July 2020 (1 year ago)
Price now$1182 of 16595 (Xeon E7-4850)
Value for money

To get the index we compare the characteristics of the processors and their cost, taking into account the cost of other processors.

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Technical specs

Basic microprocessor parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters can generally indicate CPU performance, but to be more precise you have to review its test results.

Physical cores16 (Hexadeca-Core)
Base clock speed3.9 GHzof 4.7 (FX-9590)
Boost clock speed4.3 GHzof 5.3 (Xeon W-1390P)
L1 cache64K (per core)of 896 (Xeon W-2170B)
L2 cache512K (per core)of 12288 (Core 2 Quad Q9550)
L3 cache64 MBof 32 (Ryzen Threadripper 1998)
Chip lithography7 nmof 5 (Apple M1)
Die size74 mm2
Maximum case temperature (TCase)95 °Cof 105 (Core i5-5287U)
Number of transistors3,800 millionof 16000 (Apple M1)
64 bit support+
Unlocked multiplier+


Information on Ryzen Threadripper PRO 3955WX compatibility with other computer components and devices: 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 configuration1of 8 (Xeon Platinum 8280)
Thermal design power (TDP)280 Wattof 400 (Xeon Platinum 9282)

Technologies and extensions

Technological capabilities and additional instructions supported by Ryzen Threadripper PRO 3955WX. You'll probably need this information if you require some particular technology.


Virtualization technologies

Supported virtual machine optimization technologies. Some are specific to Intel only, some to AMD.


Memory specs

Types, maximum amount and channel number of RAM supported by Ryzen Threadripper PRO 3955WX's memory controller. Depending on the motherboard, higher memory frequency may be supported.

Supported memory typesDDR4-3200of 4266 (Ryzen 9 5900HX)

Benchmark performance

Single-core and multi-core benchmark results of Ryzen Threadripper PRO 3955WX. Overall benchmark performance is measured in points in 0-100 range, higher is better.

Overall 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 Threadripper PRO 3955WX 45.98
  • 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 Threadripper PRO 3955WX 40352

Game benchmarks

Let's see how good Ryzen Threadripper PRO 3955WX is for a gaming PC, compared with system requirements of some popular titles. Remember that sometimes official hardware requirements may reflect real performance inaccurately.

Relative perfomance

Overall Ryzen Threadripper PRO 3955WX performance compared to nearest competitors among desktop CPUs.

AMD Ryzen Threadripper PRO 3955WX 100

Intel equivalent

We believe that the nearest equivalent to Ryzen Threadripper PRO 3955WX from Intel is Core i7-990X EE, which is faster by 15% and higher by 12 positions in our rating.

Intel Core i7-990X EE Core i7 990X EE

Here are some closest Intel rivals to Ryzen Threadripper PRO 3955WX:

AMD Ryzen Threadripper PRO 3955WX 100

Similar processors

Here is our recommendation of several processors that are more or less close in performance to the one reviewed.

AMD Ryzen 9 5900X Ryzen 9 5900X
AMD Ryzen 9 3950X Ryzen 9 3950X
AMD Ryzen 9 5950X Ryzen 9 5950X
Intel Core i9-10980XE Core i9 10980XE
AMD Ryzen Threadripper PRO 3945WX Ryzen Threadripper PRO 3945WX
AMD Ryzen 9 3900XT Ryzen 9 3900XT

User rating

Here is the rating given to the reviewed processor by our users. Let others know your opinion by rating it yourself.

12 ratings
AMD Ryzen Threadripper PRO 3955WX
AMD Ryzen Threadripper PRO 3955WX

Advices and comments

Here you can ask a question about Ryzen Threadripper PRO 3955WX, agree or disagree with our judgements, or report an error or mismatch.