Intel Atom Z3735G vs Intel Core i5-4400E

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CPU comparison with benchmarks


Intel Atom Z3735G CPU1 vs CPU2 Intel Core i5-4400E
Intel Atom Z3735G Intel Core i5-4400E

CPU comparison

In this CPU comparison, we compare the Intel Atom Z3735G and the Intel Core i5-4400E and use benchmarks to check which processor is faster.

We compare the Intel Atom Z3735G 4 core processor released in Q1/2014 with the Intel Core i5-4400E which has 2 CPU cores and was introduced in Q3/2013.
Intel Atom (108) Family Intel Core i5 (331)
Intel Atom Z3700 (16) CPU group Intel Core i 4000 (64)
4 Generation 4
Bay Trail Architecture Haswell S
Mobile Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3735G 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 i5-4400E clocks with 2.70 GHz (3.30 GHz), has 2 CPU cores and can calculate 4 threads in parallel.

Intel Atom Z3735G Characteristic Intel Core i5-4400E
4 Cores 2
4 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.33 GHz Frequency 2.70 GHz
1.83 GHz Turbo Frequency (1 Core) 3.30 GHz
1.83 GHz Turbo Frequency (All Cores) --

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Atom Z3735G Characteristic Intel Core i5-4400E
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 HD Graphics 4600
0.31 GHz GPU frequency 0.40 GHz
0.65 GHz GPU (Turbo) 1.00 GHz
7 GPU Generation 7.5
22 nm Technology 22 nm
2 Max. displays 3
4 Compute units 20
32 Shader 160
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
11.2 DirectX Version 11.1

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 HD Graphics 4600
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

Up to 1 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom Z3735G, while the Intel Core i5-4400E supports a maximum of 16 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled.

Intel Atom Z3735G Characteristic Intel Core i5-4400E
DDR3L-1333 Memory DDR3-1600
1 GB Max. Memory 16 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
10.6 GB/s Max. Bandwidth 25.6 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 3.00 MB
-- PCIe version 3.0
-- PCIe lanes 16
-- PCIe Bandwidth 15.8 GB/s

Thermal Management

The Intel Atom Z3735G has a TDP of 4 W. The TDP of the Intel Core i5-4400E is 37 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom Z3735G Characteristic Intel Core i5-4400E
4 W TDP (PL1 / PBP) 37 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Atom Z3735G has 2.00 MB cache and is manufactured in 22 nm. The cache of Intel Core i5-4400E is at 3.00 MB. The processor is manufactured in 22 nm.

Intel Atom Z3735G Characteristic Intel Core i5-4400E
22 nm Technology 22 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
BGA 592 Socket BGA 1364
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Linux
Q1/2014 Release date Q3/2013
17 $ Release price 266 $
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom Z3735G (22%)
Intel Core i5-4400E (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom Z3735G (27%)
Intel Core i5-4400E (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 Z3735G Intel Atom Z3735G
4C 4T @ 1.83 GHz
182 (22%)
Intel Core i5-4400E Intel Core i5-4400E
2C 4T @ 3.30 GHz
844 (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 Atom Z3735G Intel Atom Z3735G
4C 4T @ 1.83 GHz
507 (29%)
Intel Core i5-4400E Intel Core i5-4400E
2C 4T @ 2.70 GHz
1764 (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 Z3735G Intel Atom Z3735G
Intel HD Graphics (Bay Trail GT1) @ 0.65 GHz
41 (13%)
Intel Core i5-4400E Intel Core i5-4400E
Intel HD Graphics 4600 @ 1.00 GHz
320 (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 Z3735G Intel Atom Z3735G
4C 4T @ 1.83 GHz
772 (24%)
Intel Core i5-4400E Intel Core i5-4400E
2C 4T @ 2.70 GHz
3250 (100%)

Devices using this processor

Intel Atom Z3735G Intel Core i5-4400E
Unknown Unknown

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