i9-14900KF vs i9-12900KF

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Aggregate performance score

Core i9-12900KF
2021
16 cores / 24 threads, 125 Watt
25.87
Core i9-14900KF
2023
24 cores / 32 threads, 125 Watt
37.40
+44.6%

Core i9-14900KF outperforms Core i9-12900KF by a considerable 45% based on our aggregate benchmark results.

Primary details

Comparing Core i9-12900KF and Core i9-14900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking19382
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation38.4966.54
Market segmentDesktop processorDesktop processor
SeriesIntel Core i9no data
Power efficiency19.5928.32
Architecture codenameAlder Lake, Golden Cove, Gracemont (2021)Raptor Lake-R (2023−2024)
Release date27 October 2021 (3 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)$564$564

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-14900KF has 73% better value for money than i9-12900KF.

Detailed specifications

Core i9-12900KF and Core i9-14900KF 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)24 (Tetracosa-Core)
Threads2432
Base clock speed3.2 GHz3.2 GHz
Boost clock speed5.2 GHz5.8 GHz
Bus typeDMI 4.0no data
Bus rate8 × 16 GT/sno data
Multiplier32no data
L1 cache768 KB80 KB (per core)
L2 cache4 MB2 MB (per core)
L3 cache6 MB36 MB (shared)
Chip lithographyIntel 7 nmIntel 7 nm
Die size215.25 mm2257 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility++
Unlocked multiplier++

Compatibility

Information on Core i9-12900KF and Core i9-14900KF 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
SocketFCLGA1700FCLGA1700
Power consumption (TDP)125 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-12900KF and Core i9-14900KF. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vPro+no data
Enhanced SpeedStep (EIST)++
Speed Shift++
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX-+
Idle States++
Thermal Monitoring++
Turbo Boost Max 3.0++
Deep Learning Boost++

Security technologies

Core i9-12900KF and Core i9-14900KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB++
Secure Key++
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-12900KF and Core i9-14900KF are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-12900KF and Core i9-14900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4800, DDR4-3200DDR5-5600, DDR4-3200
Maximum memory size128 GB192 GB
Max memory channels22
Maximum memory bandwidth76.805 GB/s89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataN/A

Peripherals

Specifications and connection of peripherals supported by Core i9-12900KF and Core i9-14900KF.

PCIe version5.0 and 4.05.0 and 4.0
PCI Express lanes2016

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
i9-14900KF 37.40
+44.6%

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
i9-14900KF 59407
+44.5%

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
i9-14900KF 3095
+18.9%

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
i9-14900KF 20709
+37%

Gaming performance

Pros & cons summary


Performance score 25.87 37.40
Recency 27 October 2021 17 October 2023
Physical cores 16 24
Threads 24 32

i9-14900KF has a 44.6% higher aggregate performance score, an age advantage of 1 year, and 50% more physical cores and 33.3% more threads.

The Core i9-14900KF 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 Core i9-14900KF, ask them in Comments section, and we shall answer.

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Intel Core i9-12900KF
Core i9-12900KF
Intel Core i9-14900KF
Core i9-14900KF

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Community ratings

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Questions & comments

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