Intel Core i3-N305 vs Intel Core i5-12450H

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CPU comparison with benchmarks


Intel Core i3-N305 CPU1 vs CPU2 Intel Core i5-12450H
Intel Core i3-N305 Intel Core i5-12450H

CPU comparison

Intel Core i3-N305 or Intel Core i5-12450H - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i3-N305 has 8 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 16 GB of memory is supported in 1 memory channels. The Intel Core i3-N305 was released in Q1/2023.

The Intel Core i5-12450H has 8 cores with 12 threads and clocks with a maximum frequency of 4.40 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The Intel Core i5-12450H was released in Q1/2022.
Intel Core i3 (205) Family Intel Core i5 (331)
Intel Core i N300 (2) CPU group Intel Core i 12000H (23)
13 Generation 12
Alder Lake N Architecture Alder Lake H
Mobile Segment Mobile
-- Predecessor --
-- Successor Intel Core i5-13420H

CPU Cores and Base Frequency

The Intel Core i3-N305 is a 8 core processor with a clock frequency of 1.80 GHz (3.80 GHz). The Intel Core i5-12450H has 8 CPU cores with a clock frequency of 2.00 GHz (4.40 GHz).

Intel Core i3-N305 Characteristic Intel Core i5-12450H
8 Cores 8
8 Threads 12
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
No Overclocking ? No
1.80 GHz (3.80 GHz)
8x Gracemont
A-Core 2.00 GHz (4.40 GHz)
4x Golden Cove
-- B-Core 1.50 GHz (3.30 GHz)
4x Gracemont

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.

Intel Core i3-N305 Characteristic Intel Core i5-12450H
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

Intel UHD Graphics 13th Gen (32 EU) GPU Intel UHD Graphics 12th Gen (48 EU)
0.30 GHz GPU frequency 0.20 GHz
1.25 GHz GPU (Turbo) 1.20 GHz
13 GPU Generation 12
10 nm Technology 10 nm
3 Max. displays 3
32 Compute units 48
256 Shader 384
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory 64 GB
12.1 DirectX Version 12

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.

Intel UHD Graphics 13th Gen (32 EU) GPU Intel UHD Graphics 12th Gen (48 EU)
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i3-N305 supports a maximum of 16 GB of memory in 1 memory channels. The Intel Core i5-12450H can connect up to 64 GB of memory in 2 memory channels.

Intel Core i3-N305 Characteristic Intel Core i5-12450H
LPDDR5-4800, DDR5-4800, DDR4-3200 Memory LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200
16 GB Max. Memory 64 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 83.2 GB/s
No ECC No
8.00 MB L2 Cache 7.00 MB
6.00 MB L3 Cache 12.00 MB
3.0 PCIe version 4.0
9 PCIe lanes 28
8.9 GB/s PCIe Bandwidth 55.1 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-N305 has a TDP of 15 W, that of the Intel Core i5-12450H is 45 W.

Intel Core i3-N305 Characteristic Intel Core i5-12450H
15 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) 115 W
-- TDP up --
9 W TDP down --
105 °C Tjunction max. 100 °C

Technical details

The Intel Core i3-N305 has a 14.00 MB cache, while the Intel Core i5-12450H cache has a total of 19.00 MB.

Intel Core i3-N305 Characteristic Intel Core i5-12450H
10 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
BGA Socket BGA 1744
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2023 Release date Q1/2022
309 $ Release price 311 $
show more data show more data


Rate these processors

Here you can rate the Intel Core i3-N305 to help other visitors make their purchasing decisions. The average rating is 4.2 stars (21 ratings). Rate now:
Here you can rate the Intel Core i5-12450H to help other visitors make their purchasing decisions. The average rating is 3.9 stars (33 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i3-N305 (60%)
Intel Core i5-12450H (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i3-N305 (58%)
Intel Core i5-12450H (100%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.80 GHz
1025 (62%)
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 4.40 GHz
1650 (100%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
4630 (59%)
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 3.40 GHz
7786 (100%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.80 GHz
1280 (58%)
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 4.40 GHz
2218 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
4965 (56%)
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 3.40 GHz
8862 (100%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i3-N305 Intel Core i3-N305
Intel UHD Graphics 13th Gen (32 EU) @ 1.25 GHz
640 (69%)
Intel Core i5-12450H Intel Core i5-12450H
Intel UHD Graphics 12th Gen (48 EU) @ 1.20 GHz
921 (100%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
10430 (58%)
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 3.40 GHz
18072 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
0 (0%)
Intel Core i5-12450H Intel Core i5-12450H
8C 12T @ 3.40 GHz
10305 (100%)

Devices using this processor

Intel Core i3-N305 Intel Core i5-12450H
Unknown Unknown

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