Ryzen 9 7900X3D vs i9-12900KF

VS

Aggregate performance score

Core i9-12900KF
2021
16 cores / 24 threads, 125 Watt
25.87
Ryzen 9 7900X3D
2023
12 cores / 24 threads, 120 Watt
31.74
+22.7%

Ryzen 9 7900X3D outperforms Core i9-12900KF by a significant 23% based on our aggregate benchmark results.

Primary details

Comparing Core i9-12900KF and Ryzen 9 7900X3D processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking193130
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation38.4949.27
Market segmentDesktop processorDesktop processor
SeriesIntel Core i9AMD Ryzen 9
Power efficiency19.5925.03
Architecture codenameAlder Lake, Golden Cove, Gracemont (2021)Raphael (2023−2024)
Release date27 October 2021 (3 years ago)4 January 2023 (1 year ago)
Launch price (MSRP)$564$599

Cost-effectiveness evaluation

Performance per price, higher is better.

Ryzen 9 7900X3D has 28% better value for money than i9-12900KF.

Detailed specifications

Core i9-12900KF and Ryzen 9 7900X3D 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 cores16 (Hexadeca-Core)12 (Dodeca-Core)
Threads2424
Base clock speed3.2 GHz4.4 GHz
Boost clock speed5.2 GHz5.6 GHz
Bus typeDMI 4.0no data
Bus rate8 × 16 GT/sno data
Multiplier32no data
L1 cache768 KB768 KB
L2 cache4 MB12 MB
L3 cache6 MB128 MB (shared)
Chip lithographyIntel 7 nm5 nm, 6 nm
Die size215.25 mm271+71+122 mm
Maximum core temperature100 °Cno data
Maximum case temperature (TCase)72 °C47 °C
Number of transistorsno data13,140 million
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Core i9-12900KF and Ryzen 9 7900X3D 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
SocketFCLGA1700AM5
Power consumption (TDP)125 Watt120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-12900KF and Ryzen 9 7900X3D. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2no data
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)+no data
Speed Shift+no data
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Thermal Monitoring+-
Turbo Boost Max 3.0+no data
Precision Boost 2no data+
Deep Learning Boost+-

Security technologies

Core i9-12900KF and Ryzen 9 7900X3D technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data
Secure Key+no data
OS Guard+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-12900KF and Ryzen 9 7900X3D are enumerated here.

AMD-V-+
VT-d+no data
VT-x+no data
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-12900KF and Ryzen 9 7900X3D. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4800, DDR4-3200DDR5-5200
Maximum memory size128 GB128 GB
Max memory channels2no data
Maximum memory bandwidth76.805 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataAMD Radeon Graphics

Peripherals

Specifications and connection of peripherals supported by Core i9-12900KF and Ryzen 9 7900X3D.

PCIe version5.0 and 4.05.0
PCI Express lanes2024

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.

i9-12900KF 25.87
Ryzen 9 7900X3D 31.74
+22.7%

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.

i9-12900KF 41101
Ryzen 9 7900X3D 50410
+22.6%

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.

i9-12900KF 2603
Ryzen 9 7900X3D 2858
+9.8%

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.

i9-12900KF 15112
Ryzen 9 7900X3D 17585
+16.4%

Gaming performance

Pros & cons summary


Performance score 25.87 31.74
Recency 27 October 2021 4 January 2023
Physical cores 16 12
Power consumption (TDP) 125 Watt 120 Watt

i9-12900KF has 33.3% more physical cores.

Ryzen 9 7900X3D, on the other hand, has a 22.7% higher aggregate performance score, an age advantage of 1 year, and 4.2% lower power consumption.

The Ryzen 9 7900X3D is our recommended choice as it beats the Core i9-12900KF in performance tests.


Should you still have questions on choice between Core i9-12900KF and Ryzen 9 7900X3D, 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.


Intel Core i9-12900KF
Core i9-12900KF
AMD Ryzen 9 7900X3D
Ryzen 9 7900X3D

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Community ratings

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Questions & comments

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