i3-N305 vs i5-12450HX

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Aggregate performance score

Core i5-12450HX
2022
8 cores / 12 threads, 55 Watt
12.25
+87.9%

Core i5-12450HX outperforms Core i3-N305 by an impressive 88% based on our aggregate benchmark results.

Primary details

Comparing Core i5-12450HX and Core i3-N305 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking6471056
Place by popularitynot in top-10068
Market segmentLaptopLaptop
Power efficiency20.3139.64
Architecture codenameAlder Lake-HX (2022)Alder Lake-N (2023)
Release date10 May 2022 (2 years ago)3 January 2023 (1 year ago)
Launch price (MSRP)no data$309

Detailed specifications

Core i5-12450HX and Core i3-N305 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 cores8 (Octa-Core)8 (Octa-Core)
Threads128
Base clock speed2.4 GHz0.1 GHz
Boost clock speed4.4 GHz3.8 GHz
L1 cache80K (per core)96 KB (per core)
L2 cache1.25 MB (per core)2 MB (per module)
L3 cache12 MB (shared)6 MB (shared)
Chip lithographyIntel 7 nmIntel 7 nm
Die size215 mm2no data
Maximum core temperature100 °C105 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplier+-

Compatibility

Information on Core i5-12450HX and Core i3-N305 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
SocketFCBGA1964FCBGA1264
Power consumption (TDP)55 Watt15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-12450HX and Core i3-N305. 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++
FMA-+
AVX++
Enhanced SpeedStep (EIST)++
Speed Shift++
Hyper-Threading Technology+-
TSX+-
Thermal Monitoring++
Flex Memory Access+no data
GPIOno data+
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i5-12450HX and Core i3-N305 technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-12450HX and Core i3-N305 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-12450HX and Core i3-N305. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4, DDR5DDR4, DDR5
Maximum memory size128 GB16 GB
Max memory channels21
Maximum memory bandwidth76.8 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® UHD Graphics for 12th Gen Intel® ProcessorsIntel UHD Graphics
Quick Sync Video++
Graphics max frequency1.3 GHz1.25 GHz
Execution Units1632

Graphics interfaces

Available interfaces and connections of Core i5-12450HX and Core i3-N305 integrated GPUs.

Number of displays supported43

Graphics image quality

Maximum display resolutions supported by Core i5-12450HX and Core i3-N305 integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.44096 x 2304 @ 60Hz4096 x 2160@60Hz
Max resolution over eDP5120 x 3200 @ 120Hzno data
Max resolution over DisplayPort7680 x 4320 @ 60Hz4096 x 2160@60Hz

Graphics API support

APIs supported by Core i5-12450HX and Core i3-N305 integrated GPUs, sometimes API versions are included.

DirectX12.112.1
OpenGL4.64.6

Peripherals

Specifications and connection of peripherals supported by Core i5-12450HX and Core i3-N305.

PCIe version5.0 and 4.03.0
PCI Express lanes209
USB revisionno data2.0/3.2

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.

i5-12450HX 12.25
+87.9%
i3-N305 6.52

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.

i5-12450HX 18751
+88%
i3-N305 9973

Gaming performance

Pros & cons summary


Performance score 12.25 6.52
Recency 10 May 2022 3 January 2023
Threads 12 8
Power consumption (TDP) 55 Watt 15 Watt

i5-12450HX has a 87.9% higher aggregate performance score, and 50% more threads.

i3-N305, on the other hand, has an age advantage of 7 months, and 266.7% lower power consumption.

The Core i5-12450HX is our recommended choice as it beats the Core i3-N305 in performance tests.


Should you still have questions on choice between Core i5-12450HX and Core i3-N305, ask them in Comments section, and we shall answer.

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Intel Core i5-12450HX
Core i5-12450HX
Intel Core i3-N305
Core i3-N305

Similar processor comparisons

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

Here you can ask a question about Core i5-12450HX or Core i3-N305, agree or disagree with our judgements, or report an error or mismatch.