Intel Core i5-8350U vs Intel Atom Z3745

Last updated:

CPU comparison with benchmarks


Intel Core i5-8350U CPU1 vs CPU2 Intel Atom Z3745
Intel Core i5-8350U Intel Atom Z3745

CPU comparison

In this CPU comparison, we compare the Intel Core i5-8350U and the Intel Atom Z3745 and use benchmarks to check which processor is faster.

We compare the Intel Core i5-8350U 4 core processor released in Q3/2017 with the Intel Atom Z3745 which has 4 CPU cores and was introduced in Q1/2014.
Intel Core i5 (328) Family Intel Atom (101)
Intel Core i 8000U (7) CPU group Intel Atom Z3700 (16)
8 Generation 4
Kaby Lake U Refresh Architecture Bay Trail
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i5-8350U is a 4 core processor with a clock frequency of 1.70 GHz (3.60 GHz). The processor can compute 8 threads at the same time. The Intel Atom Z3745 clocks with 1.33 GHz (1.86 GHz), has 4 CPU cores and can calculate 4 threads in parallel.

Intel Core i5-8350U Characteristic Intel Atom Z3745
4 Cores 4
8 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
1.70 GHz Frequency 1.33 GHz
3.60 GHz Turbo Frequency (1 Core) 1.86 GHz
2.40 GHz Turbo Frequency (All Cores) --

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 i5-8350U Characteristic Intel Atom Z3745
-- 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 UHD Graphics 620 GPU Intel HD Graphics (Bay Trail GT1)
0.30 GHz GPU frequency 0.31 GHz
1.10 GHz GPU (Turbo) 0.78 GHz
9.5 GPU Generation 7
14 nm Technology 22 nm
3 Max. displays 2
24 Compute units 4
192 Shader 32
No Hardware Raytracing No
No Frame Generation No
16 GB Max. GPU Memory 2 GB
12 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 UHD Graphics 620 GPU Intel HD Graphics (Bay Trail GT1)
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode

Memory & PCIe

Up to 32 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-8350U, while the Intel Atom Z3745 supports a maximum of 4 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

Intel Core i5-8350U Characteristic Intel Atom Z3745
DDR4-2400 Memory LPDDR3-1066
32 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache 2.00 MB
3.0 PCIe version --
12 PCIe lanes --
11.8 GB/s PCIe Bandwidth --

Thermal Management

The Intel Core i5-8350U has a TDP of 15 W. The TDP of the Intel Atom Z3745 is 4 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-8350U Characteristic Intel Atom Z3745
15 W TDP (PL1 / PBP) 4 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 90 °C

Technical details

The Intel Core i5-8350U has 6.00 MB cache and is manufactured in 14 nm. The cache of Intel Atom Z3745 is at 2.00 MB. The processor is manufactured in 22 nm.

Intel Core i5-8350U Characteristic Intel Atom Z3745
14 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 1356 Socket BGA 1380
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems
Q3/2017 Release date Q1/2014
385 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i5-8350U to help other visitors make their purchasing decisions. The average rating is 3.6 stars (5 ratings). Rate now:
Here you can rate the Intel Atom Z3745 to help other visitors make their purchasing decisions. The average rating is 3.0 stars (2 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks

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 i5-8350U Intel Core i5-8350U
4C 8T @ 3.60 GHz
864 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
182 (21%)

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 i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
3779 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
598 (16%)

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 i5-8350U Intel Core i5-8350U
Intel UHD Graphics 620 @ 1.10 GHz
422 (100%)
Intel Atom Z3745 Intel Atom Z3745
Intel HD Graphics (Bay Trail GT1) @ 0.78 GHz
50 (12%)

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 i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
6255 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
621 (10%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i5-8350U Intel Core i5-8350U
4C 8T @ 3.60 GHz
55 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Intel Core i5-8350U Intel Core i5-8350U
4C 8T @ 3.60 GHz
155 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
0 (0%)

Cinebench R23 (Single-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 single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-8350U Intel Core i5-8350U
4C 8T @ 3.60 GHz
896 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
0 (0%)

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 i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
2911 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
0 (0%)

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 i5-8350U Intel Core i5-8350U
4C 8T @ 3.60 GHz
1198 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
0 (0%)

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 i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
3761 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 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 i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
1564 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i5-8350U Intel Core i5-8350U
4C 8T @ 1.70 GHz
1821 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-8350U Intel Core i5-8350U
4C 8T @ 3.60 GHz
167 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 i5-8350U Intel Core i5-8350U
4C 8T @ 2.40 GHz
571 (100%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
0 (0%)

Devices using this processor

Intel Core i5-8350U Intel Atom Z3745
Unknown Unknown

Popular comparisons containing this CPUs

1. Intel Core i5-8350UIntel Core i5-8250U Intel Core i5-8350U vs Intel Core i5-8250U
2. Intel Core i7-8650UIntel Core i5-8350U Intel Core i7-8650U vs Intel Core i5-8350U
3. Intel Core i5-8350UIntel Core i5-7300U Intel Core i5-8350U vs Intel Core i5-7300U
4. Intel Core i5-8350UIntel Core i5-8365U Intel Core i5-8350U vs Intel Core i5-8365U
5. Intel Core i5-8350UIntel Core i7-8550U Intel Core i5-8350U vs Intel Core i7-8550U
6. AMD Ryzen 5 3500UIntel Core i5-8350U AMD Ryzen 5 3500U vs Intel Core i5-8350U
7. Intel Core i5-8350UIntel Core i5-7200U Intel Core i5-8350U vs Intel Core i5-7200U
8. Intel Core i5-8350UIntel Core i7-7600U Intel Core i5-8350U vs Intel Core i7-7600U
9. Intel Core i5-8350UIntel Core i5-6300U Intel Core i5-8350U vs Intel Core i5-6300U
10. Intel Core i5-8350UIntel Core i5-1135G7 Intel Core i5-8350U vs Intel Core i5-1135G7


back to index