Intel Core i3-4025U vs Intel Atom Z3735F

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CPU comparison with benchmarks


Intel Core i3-4025U CPU1 vs CPU2 Intel Atom Z3735F
Intel Core i3-4025U Intel Atom Z3735F

CPU comparison

Intel Core i3-4025U or Intel Atom Z3735F - 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 i3-4025U has 2 cores with 4 threads and clocks with a maximum frequency of 1.90 GHz. Up to 16 GB of memory is supported in 2 memory channels. The Intel Core i3-4025U was released in Q2/2014.

The Intel Atom Z3735F has 4 cores with 4 threads and clocks with a maximum frequency of 1.83 GHz. The CPU supports up to 2 GB of memory in 1 memory channels. The Intel Atom Z3735F was released in Q1/2014.
Intel Core i3 (205) Family Intel Atom (101)
Intel Core i 4000U (26) CPU group Intel Atom Z3700 (16)
4 Generation 4
Haswell U Architecture Bay Trail
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-4025U has 2 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Core i3-4025U is 1.90 GHz while the Intel Atom Z3735F has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom Z3735F is at 1.33 GHz (1.83 GHz).

Intel Core i3-4025U Characteristic Intel Atom Z3735F
2 Cores 4
4 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
1.90 GHz Frequency 1.33 GHz
-- Turbo Frequency (1 Core) 1.83 GHz
-- Turbo Frequency (All Cores) 1.83 GHz

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 i3-4025U Characteristic Intel Atom Z3735F
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Core i3-4025U or Intel Atom Z3735F has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel HD Graphics 4400 GPU Intel HD Graphics (Bay Trail GT1)
0.20 GHz GPU frequency 0.31 GHz
0.95 GHz GPU (Turbo) 0.65 GHz
7.5 GPU Generation 7
22 nm Technology 22 nm
3 Max. displays 2
20 Compute units 4
160 Shader 32
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
11.1 DirectX Version 11.2

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 4400 GPU Intel HD Graphics (Bay Trail GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode

Memory & PCIe

The Intel Core i3-4025U can use up to 16 GB of memory in 2 memory channels. The maximum memory bandwidth is 25.6 GB/s. The Intel Atom Z3735F supports up to 2 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 10.6 GB/s.

Intel Core i3-4025U Characteristic Intel Atom Z3735F
DDR3-1600 Memory DDR3L-1333
16 GB Max. Memory 2 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
25.6 GB/s Max. Bandwidth 10.6 GB/s
No ECC No
-- L2 Cache --
3.00 MB L3 Cache 2.00 MB
2.0 PCIe version --
10 PCIe lanes --
5.0 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Core i3-4025U is 15 W, while the Intel Atom Z3735F has a TDP of 4 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i3-4025U Characteristic Intel Atom Z3735F
15 W TDP (PL1 / PBP) 4 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i3-4025U is manufactured in 22 nm and has 3.00 MB cache. The Intel Atom Z3735F is manufactured in 22 nm and has a 2.00 MB cache.

Intel Core i3-4025U Characteristic Intel Atom Z3735F
22 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2
BGA 1168 Socket BGA 592
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q2/2014 Release date Q1/2014
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i3-4025U (100%)
Intel Atom Z3735F (33%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i3-4025U (100%)
Intel Atom Z3735F (39%)

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 i3-4025U Intel Core i3-4025U
2C 4T @ 1.90 GHz
449 (100%)
Intel Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
186 (41%)

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 i3-4025U Intel Core i3-4025U
2C 4T @ 1.90 GHz
1040 (100%)
Intel Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
588 (57%)

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 i3-4025U Intel Core i3-4025U
2C 4T @ 1.90 GHz
574 (100%)
Intel Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
146 (25%)

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 i3-4025U Intel Core i3-4025U
2C 4T @ 1.90 GHz
1235 (100%)
Intel Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
392 (32%)

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 i3-4025U Intel Core i3-4025U
Intel HD Graphics 4400 @ 0.95 GHz
304 (100%)
Intel Atom Z3735F Intel Atom Z3735F
Intel HD Graphics (Bay Trail GT1) @ 0.65 GHz
41 (14%)

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 i3-4025U Intel Core i3-4025U
2C 4T @ 1.90 GHz
1940 (100%)
Intel Atom Z3735F Intel Atom Z3735F
4C 4T @ 1.83 GHz
533 (27%)

Devices using this processor

Intel Core i3-4025U Intel Atom Z3735F
Unknown Unknown

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