Intel Atom Z3740D vs Intel Core i5-12450HX

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CPU comparison with benchmarks


Intel Atom Z3740D CPU1 vs CPU2 Intel Core i5-12450HX
Intel Atom Z3740D Intel Core i5-12450HX

CPU comparison

In this CPU comparison, we compare the Intel Atom Z3740D and the Intel Core i5-12450HX and use benchmarks to check which processor is faster.

We compare the Intel Atom Z3740D 4 core processor released in Q3/2013 with the Intel Core i5-12450HX which has 8 CPU cores and was introduced in Q2/2022.
Intel Atom (108) Family Intel Core i5 (331)
Intel Atom Z3700 (16) CPU group Intel Core i 12000H (23)
4 Generation 12
Bay Trail Architecture Alder Lake H
Mobile Segment Mobile
-- Predecessor --
-- Successor Intel Core i5-13450HX

CPU Cores and Base Frequency

The Intel Atom Z3740D is a 4 core processor with a clock frequency of 1.33 GHz (1.83 GHz). The processor can compute 4 threads at the same time. The Intel Core i5-12450HX clocks with 2.40 GHz (4.40 GHz), has 8 CPU cores and can calculate 12 threads in parallel.

Intel Atom Z3740D Characteristic Intel Core i5-12450HX
4 Cores 8
4 Threads 12
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
No Overclocking ? Yes
1.33 GHz (1.83 GHz) A-Core 2.40 GHz (4.40 GHz)
4x Golden Cove
-- B-Core 1.80 GHz (3.10 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 Atom Z3740D Characteristic Intel Core i5-12450HX
-- AI hardware --
-- AI specifications --

Internal Graphics

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel HD Graphics (Bay Trail GT1) GPU Intel UHD Graphics 770
0.31 GHz GPU frequency 0.30 GHz
0.69 GHz GPU (Turbo) 1.30 GHz
7 GPU Generation 11
22 nm Technology 10 nm
2 Max. displays 3
4 Compute units 32
32 Shader 256
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 64 GB
11.2 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 HD Graphics (Bay Trail GT1) GPU Intel UHD Graphics 770
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

Up to 2 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom Z3740D, while the Intel Core i5-12450HX supports a maximum of 128 GB of memory with a maximum memory bandwidth of 83.2 GB/s enabled.

Intel Atom Z3740D Characteristic Intel Core i5-12450HX
DDR3L-1333 Memory LPDDR5-5200, LPDDR4X-4266, DDR5-4800, DDR4-3200
2 GB Max. Memory 128 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
10.6 GB/s Max. Bandwidth 83.2 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 12.00 MB
-- PCIe version 5.0
-- PCIe lanes 20
-- PCIe Bandwidth 78.8 GB/s

Thermal Management

The Intel Atom Z3740D has a TDP of 4 W. The TDP of the Intel Core i5-12450HX is 55 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom Z3740D Characteristic Intel Core i5-12450HX
4 W TDP (PL1 / PBP) 55 W
-- TDP (PL2) 157 W
-- TDP up --
-- TDP down 45 W
90 °C Tjunction max. 100 °C

Technical details

The Intel Atom Z3740D has 2.00 MB cache and is manufactured in 22 nm. The cache of Intel Core i5-12450HX is at 12.00 MB. The processor is manufactured in 10 nm.

Intel Atom Z3740D Characteristic Intel Core i5-12450HX
22 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX2+
BGA 592 Socket BGA 1744
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q3/2013 Release date Q2/2022
-- Release price --
show more data show more data


Rate these processors

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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Atom Z3740D (0%)
Intel Core i5-12450HX (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom Z3740D (3%)
Intel Core i5-12450HX (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 Atom Z3740D Intel Atom Z3740D
Intel HD Graphics (Bay Trail GT1) @ 0.69 GHz
44 (7%)
Intel Core i5-12450HX Intel Core i5-12450HX
Intel UHD Graphics 770 @ 1.30 GHz
665 (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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
614 (3%)
Intel Core i5-12450HX Intel Core i5-12450HX
8C 12T @ 2.40 GHz
18874 (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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.83 GHz
184 (100%)
Intel Core i5-12450HX Intel Core i5-12450HX
8C 12T @ 4.40 GHz
0 (0%)

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 Atom Z3740D Intel Atom Z3740D
4C 4T @ 1.33 GHz
633 (100%)
Intel Core i5-12450HX Intel Core i5-12450HX
8C 12T @ 2.40 GHz
0 (0%)

Devices using this processor

Intel Atom Z3740D Intel Core i5-12450HX
Unknown Unknown

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