i9-12900KF vs Ryzen 9 5950X

VS

Aggregate performance score

Ryzen 9 5950X
2020
16 cores / 32 threads, 105 Watt
28.70
+10.9%
Core i9-12900KF
2021
16 cores / 24 threads, 125 Watt
25.87

Ryzen 9 5950X outperforms Core i9-12900KF by a moderate 11% based on our aggregate benchmark results.

Primary details

Comparing Ryzen 9 5950X and Core i9-12900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking160193
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation27.7538.49
Market segmentDesktop processorDesktop processor
SeriesAMD Ryzen 9Intel Core i9
Power efficiency25.8719.59
Architecture codenameVermeer (Zen 3) (2020−2022)Alder Lake, Golden Cove, Gracemont (2021)
Release date8 October 2020 (4 years ago)27 October 2021 (3 years ago)
Launch price (MSRP)$799$564

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-12900KF has 39% better value for money than Ryzen 9 5950X.

Detailed specifications

Ryzen 9 5950X and Core i9-12900KF 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)16 (Hexadeca-Core)
Threads3224
Base clock speed3.4 GHz3.2 GHz
Boost clock speed4.9 GHz5.2 GHz
Bus typeno dataDMI 4.0
Bus rateno data8 × 16 GT/s
Multiplier3432
L1 cache1 MB768 KB
L2 cache8 MB4 MB
L3 cache64 MB6 MB
Chip lithography7 nm, 12 nmIntel 7 nm
Die sizeCPU cores: 2x 80.7 sq. mm., I/O: 125 mm2215.25 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)95 °C72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Ryzen 9 5950X and Core i9-12900KF 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
SocketAM4FCLGA1700
Power consumption (TDP)105 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 9 5950X and Core i9-12900KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsMMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHAIntel® 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-+
Turbo Boost Max 3.0no data+
Precision Boost 2+no data
Deep Learning Boost-+

Security technologies

Ryzen 9 5950X and Core i9-12900KF technologies aimed at improving security, for example, by protecting against hacks.

EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 9 5950X and Core i9-12900KF 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 9 5950X and Core i9-12900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-4800, DDR4-3200
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth51.196 GB/s76.805 GB/s

Peripherals

Specifications and connection of peripherals supported by Ryzen 9 5950X and Core i9-12900KF.

PCIe version4.05.0 and 4.0
PCI Express lanesno data20

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 9 5950X 28.70
+10.9%
i9-12900KF 25.87

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 9 5950X 45593
+10.9%
i9-12900KF 41101

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 9 5950X 2215
i9-12900KF 2603
+17.5%

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 9 5950X 12104
i9-12900KF 15112
+24.9%

Gaming performance

Pros & cons summary


Performance score 28.70 25.87
Recency 8 October 2020 27 October 2021
Threads 32 24
Power consumption (TDP) 105 Watt 125 Watt

Ryzen 9 5950X has a 10.9% higher aggregate performance score, 33.3% more threads, and 19% lower power consumption.

i9-12900KF, on the other hand, has an age advantage of 1 year.

The Ryzen 9 5950X is our recommended choice as it beats the Core i9-12900KF in performance tests.


Should you still have questions on choice between Ryzen 9 5950X and Core i9-12900KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Ryzen 9 5950X
Ryzen 9 5950X
Intel Core i9-12900KF
Core i9-12900KF

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Community ratings

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Questions & comments

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