i9-12900K vs Ryzen Threadripper PRO 3975WX

VS

Aggregate performance score

Ryzen Threadripper PRO 3975WX
2020
32 cores / 64 threads, 280 Watt
39.34
+50.8%
Core i9-12900K
2021
16 cores / 24 threads, 125 Watt
26.08

Ryzen Threadripper PRO 3975WX outperforms Core i9-12900K by an impressive 51% based on our aggregate benchmark results.

Primary details

Comparing Ryzen Threadripper PRO 3975WX and Core i9-12900K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking69191
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data37.30
Market segmentServerDesktop processor
SeriesAMD Ryzen ThreadripperIntel Core i9
Power efficiency13.3019.75
Architecture codenameMatisse (2019−2020)Alder Lake, Golden Cove, Gracemont (2021)
Release date14 July 2020 (4 years ago)4 November 2021 (3 years ago)
Launch price (MSRP)no data$589

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Ryzen Threadripper PRO 3975WX and Core i9-12900K 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 cores32 (Dotriaconta-Core)16 (Hexadeca-Core)
Threads6424
Base clock speed3.5 GHz3.2 GHz
Boost clock speed4.2 GHz5.2 GHz
Bus typeno dataDMI 4.0
Bus rateno data8 × 16 GT/s
Multiplier3532
L1 cache64K (per core)80K (per core)
L2 cache512K (per core)1.25 MB (per core)
L3 cache128 MB30 MB (shared)
Chip lithography7 nm, 12 nm10 nm
Die size74 mm2215.25 mm2"
Maximum core temperature95 °C100 °C
Maximum case temperature (TCase)95 °C72 °C
Number of transistors3,800 millionno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen Threadripper PRO 3975WX and Core i9-12900K 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
SocketsWRX8FCLGA1700
Power consumption (TDP)280 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen Threadripper PRO 3975WX and Core i9-12900K. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost 2, XFR 2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)no data+
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
Idle Statesno data+
Thermal Monitoring-+
SIPP-+
Turbo Boost Max 3.0no data+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen Threadripper PRO 3975WX and Core i9-12900K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen Threadripper PRO 3975WX and Core i9-12900K are enumerated here.

AMD-V+-
VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen Threadripper PRO 3975WX and Core i9-12900K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-3200DDR4, DDR5
Maximum memory size2 TiB128 GB
Max memory channelsno data2
Maximum memory bandwidth204.8 GB/s76.805 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card-Intel UHD Graphics 770
Quick Sync Video-+
Clear Video HD-+
Graphics max frequency-1.55 GHz
Execution Units-32

Graphics interfaces

Available interfaces and connections of Ryzen Threadripper PRO 3975WX and Core i9-12900K integrated GPUs.

Number of displays supported-4

Graphics image quality

Maximum display resolutions supported by Ryzen Threadripper PRO 3975WX and Core i9-12900K integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4-4096 x 2160 @ 60Hz
Max resolution over eDP-5120 x 3200 @ 120Hz
Max resolution over DisplayPort-7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Ryzen Threadripper PRO 3975WX and Core i9-12900K integrated GPUs, sometimes API versions are included.

DirectX-12
OpenGL-4.5

Peripherals

Specifications and connection of peripherals supported by Ryzen Threadripper PRO 3975WX and Core i9-12900K.

PCIe version4.05.0 and 4.0
PCI Express lanes12820

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 Threadripper PRO 3975WX 39.34
+50.8%
i9-12900K 26.08

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 3975WX 62485
+50.8%
i9-12900K 41433

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 Threadripper PRO 3975WX 1634
i9-12900K 2647
+62%

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 Threadripper PRO 3975WX 14705
i9-12900K 15553
+5.8%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

Ryzen Threadripper PRO 3975WX 5884
i9-12900K 9859
+67.6%

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

Ryzen Threadripper PRO 3975WX 53924
i9-12900K 71819
+33.2%

3DMark06 CPU

3DMark06 is a discontinued DirectX 9 benchmark suite from Futuremark. Its CPU part contains two scenarios, one dedicated to artificial intelligence pathfinding, another to game physics using PhysX package.

Ryzen Threadripper PRO 3975WX 16923
i9-12900K 18753
+10.8%

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

Ryzen Threadripper PRO 3975WX 3.63
+0.8%
i9-12900K 3.66

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

Ryzen Threadripper PRO 3975WX 52
+14.4%
i9-12900K 46

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

Ryzen Threadripper PRO 3975WX 7053
+73.8%
i9-12900K 4057

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

Ryzen Threadripper PRO 3975WX 201
i9-12900K 289
+43.8%

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

Ryzen Threadripper PRO 3975WX 2.19
i9-12900K 3.5
+59.8%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

Ryzen Threadripper PRO 3975WX 27
+40.3%
i9-12900K 19.3

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

Ryzen Threadripper PRO 3975WX 6530
i9-12900K 11834
+81.2%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

Ryzen Threadripper PRO 3975WX 193
i9-12900K 201
+4.1%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

Ryzen Threadripper PRO 3975WX 268
i9-12900K 367
+36.8%

Geekbench 5.5 Multi-Core

Ryzen Threadripper PRO 3975WX 28798
+62%
i9-12900K 17776

Blender(-)

Ryzen Threadripper PRO 3975WX 69
i9-12900K 125
+79.7%

Geekbench 5.5 Single-Core

Ryzen Threadripper PRO 3975WX 1285
i9-12900K 2006
+56.1%

7-Zip Single

Ryzen Threadripper PRO 3975WX 5140
i9-12900K 6576
+27.9%

7-Zip

Ryzen Threadripper PRO 3975WX 141386
+45.3%
i9-12900K 97316

WebXPRT 3

Ryzen Threadripper PRO 3975WX 198
i9-12900K 325
+64.1%

Gaming performance

Pros & cons summary


Performance score 39.34 26.08
Recency 14 July 2020 4 November 2021
Physical cores 32 16
Threads 64 24
Chip lithography 7 nm 10 nm
Power consumption (TDP) 280 Watt 125 Watt

Ryzen Threadripper PRO 3975WX has a 50.8% higher aggregate performance score, 100% more physical cores and 166.7% more threads, and a 42.9% more advanced lithography process.

i9-12900K, on the other hand, has an age advantage of 1 year, and 124% lower power consumption.

The Ryzen Threadripper PRO 3975WX is our recommended choice as it beats the Core i9-12900K in performance tests.

Be aware that Ryzen Threadripper PRO 3975WX is a server/workstation processor while Core i9-12900K is a desktop one.


Should you still have questions on choice between Ryzen Threadripper PRO 3975WX and Core i9-12900K, ask them in Comments section, and we shall answer.

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AMD Ryzen Threadripper PRO 3975WX
Ryzen Threadripper PRO 3975WX
Intel Core i9-12900K
Core i9-12900K

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Community ratings

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