i3-N300 vs i5-12400

Place in the ranking	629	1154
Place by popularity	62	not in top-100
Market segment	Desktop processor	Laptop
Power efficiency	17.75	73.28
Architecture codename	Alder Lake-S (2022)	Alder Lake-N (2023)
Release date	4 January 2022 (2 years ago)	3 January 2023 (1 year ago)
Launch price (MSRP)	no data	$309

Detailed specifications

Core i5-12400 and Core i3-N300 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 cores	6 (Hexa-Core)	8 (Octa-Core)
Threads	12	8
Base clock speed	2.5 GHz	0.1 GHz
Boost clock speed	4.4 GHz	3.8 GHz
L1 cache	80K (per core)	96 KB (per core)
L2 cache	1.25 MB (per core)	2 MB (per module)
L3 cache	18 MB (shared)	6 MB (shared)
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	163 mm²	no data
Maximum core temperature	100 °C	105 °C
64 bit support	+	+
Windows 11 compatibility	+	+

Compatibility

Information on Core i5-12400 and Core i3-N300 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 configuration	1	1
Socket	FCLGA1700	FCBGA1264
Power consumption (TDP)	65 Watt	7 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-12400 and Core i3-N300. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	-
TSX	+	-
Idle States	+	no data
Thermal Monitoring	+	+
GPIO	no data	+
Turbo Boost Max 3.0	-	no data
Deep Learning Boost	+	-

Security technologies

Core i5-12400 and Core i3-N300 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 i5-12400 and Core i3-N300 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-12400 and Core i3-N300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR5-4800, DDR4-3200	DDR4-3200, DDR5-4800, LPDDR5-4800
Maximum memory size	128 GB	16 GB
Max memory channels	2	1
Maximum memory bandwidth	76.8 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics 730	Intel UHD Graphics
Quick Sync Video	+	+
Clear Video HD	+	no data
Graphics max frequency	1.45 GHz	1.25 GHz
Execution Units	24	32

Graphics interfaces

Available interfaces and connections of Core i5-12400 and Core i3-N300 integrated GPUs.

Number of displays supported

Graphics image quality

Maximum display resolutions supported by Core i5-12400 and Core i3-N300 integrated GPUs, including resolutions over different interfaces.

4K resolution support	no data	+
Max resolution over HDMI 1.4	4096 x 2160 @ 60Hz	4096 x 2160@60Hz
Max resolution over eDP	5120 x 3200 @ 120Hz	no data
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	4096 x 2160@60Hz

Graphics API support

APIs supported by Core i5-12400 and Core i3-N300 integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.5	4.6

Peripherals

Specifications and connection of peripherals supported by Core i5-12400 and Core i3-N300.

PCIe version	5.0 and 4.0	3.0
PCI Express lanes	20	9
USB revision	no data	2.0/3.2

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.

i5-12400 12.19
+125%

i3-N300 5.42

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.

i5-12400 19356
+125%

i3-N300 8617

Gaming performance

Pros & cons summary

Performance score	12.19	5.42
Integrated graphics card	4.16	5.58
Recency	4 January 2022	3 January 2023
Physical cores	6	8
Threads	12	8
Power consumption (TDP)	65 Watt	7 Watt

i5-12400 has a 124.9% higher aggregate performance score, and 50% more threads.

i3-N300, on the other hand, has 34.1% faster integrated GPU, an age advantage of 11 months, 33.3% more physical cores, and 828.6% lower power consumption.

The Core i5-12400 is our recommended choice as it beats the Core i3-N300 in performance tests.

Note that Core i5-12400 is a desktop processor while Core i3-N300 is a notebook one.

Should you still have questions on choice between Core i5-12400 and Core i3-N300, ask them in Comments section, and we shall answer.