i5-12450HX vs i7-12700KF

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Aggregate performance score

Core i7-12700KF
2021
12 cores / 20 threads, 125 Watt
22.23
+81.2%

i7-12700KF outperforms i5-12450HX by an impressive 81% based on our aggregate benchmark results.

Primary details

Comparing Core i7-12700KF and Core i5-12450HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking230617
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation44.59no data
Market segmentDesktop processorLaptop
SeriesIntel Core i7no data
Architecture codenameAlder Lake, Golden Cove, Gracemont (2021)Alder Lake-HX (2022)
Release date27 October 2021 (2 years ago)10 May 2022 (2 years ago)
Launch price (MSRP)$384no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-12700KF and Core i5-12450HX 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 cores12 (Dodeca-Core)8 (Octa-Core)
Threads2012
Base clock speed3.6 GHz2.4 GHz
Boost clock speed5 GHz4.4 GHz
Bus typeDMI 4.0no data
Bus rate8 × 16 GT/sno data
Multiplier36no data
L1 cache384 KB704 KB
L2 cache2 MB8 MB
L3 cache1 MB12 MB
Chip lithographyIntel 7 nmIntel 7 nm
Die size215.25 mm2215 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 i7-12700KF and Core i5-12450HX 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
SocketFCLGA1700FCBGA1964
Power consumption (TDP)125 Watt55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-12700KF and Core i5-12450HX. 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 Technology2.0no data
Hyper-Threading Technology++
TSX-+
Idle States+no data
Thermal Monitoring++
Flex Memory Accessno data+
Turbo Boost Max 3.0++
StatusLaunchedLaunched
Deep Learning Boost++

Security technologies

Core i7-12700KF and Core i5-12450HX 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 i7-12700KF and Core i5-12450HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-12700KF and Core i5-12450HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR5-4800, DDR4-3200DDR4, DDR5
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth76.805 GB/s76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel® UHD Graphics for 12th Gen Intel® Processors
Quick Sync Video-+
Graphics max frequencyno data1.3 GHz
Execution Unitsno data16

Graphics interfaces

Available interfaces and connections of Core i7-12700KF and Core i5-12450HX integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i7-12700KF and Core i5-12450HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2304 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i7-12700KF and Core i5-12450HX integrated GPUs, sometimes API versions are included.

DirectXno data12.1
OpenGLno data4.6

Peripherals

Specifications and connection of peripherals supported by Core i7-12700KF and Core i5-12450HX.

PCIe version5.0 and 4.05.0 and 4.0
PCI Express lanes2020

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.

i7-12700KF 22.23
+81.2%
i5-12450HX 12.27

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.

i7-12700KF 34380
+81.1%
i5-12450HX 18985

Gaming performance

Pros & cons summary


Performance score 22.23 12.27
Recency 27 October 2021 10 May 2022
Physical cores 12 8
Threads 20 12
Power consumption (TDP) 125 Watt 55 Watt

i7-12700KF has a 81.2% higher aggregate performance score, and 50% more physical cores and 66.7% more threads.

i5-12450HX, on the other hand, has an age advantage of 6 months, and 127.3% lower power consumption.

The Core i7-12700KF is our recommended choice as it beats the Core i5-12450HX in performance tests.

Note that Core i7-12700KF is a desktop processor while Core i5-12450HX is a notebook one.


Should you still have questions on choice between Core i7-12700KF and Core i5-12450HX, ask them in Comments section, and we shall answer.

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Intel Core i7-12700KF
Core i7-12700KF
Intel Core i5-12450HX
Core i5-12450HX

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Community ratings

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Questions & comments

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