MediaTek MT8321 vs Intel Atom Z3745

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CPU comparison with benchmarks


MediaTek MT8321 CPU1 vs CPU2 Intel Atom Z3745
MediaTek MT8321 Intel Atom Z3745

CPU comparison

In this CPU comparison, we compare the MediaTek MT8321 and the Intel Atom Z3745 and use benchmarks to check which processor is faster.

We compare the MediaTek MT8321 4 core processor released in Q2/2014 with the Intel Atom Z3745 which has 4 CPU cores and was introduced in Q1/2014.
Mediatek MT-Serie (72) Family Intel Atom (108)
MediaTek MT83xx A7 (6) CPU group Intel Atom Z3700 (16)
1 Generation 4
Cortex-A7 Architecture Bay Trail
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The MediaTek MT8321 is a 4 core processor with a clock frequency of 1.30 GHz. The processor can compute 4 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.

MediaTek MT8321 Characteristic Intel Atom Z3745
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.30 GHz Frequency 1.33 GHz
-- Turbo Frequency (1 Core) 1.86 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.

MediaTek MT8321 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.

ARM Mali-400 GPU Intel HD Graphics (Bay Trail GT1)
0.01 GHz GPU frequency 0.31 GHz
0.01 GHz GPU (Turbo) 0.78 GHz
Utgard GPU Generation 7
28nm Technology 22 nm
1 Max. displays 2
1 Compute units 4
16 Shader 32
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
0 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.

ARM Mali-400 GPU Intel HD Graphics (Bay Trail GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

Up to GB of memory in a maximum of 0 memory channels is supported by the MediaTek MT8321, while the Intel Atom Z3745 supports a maximum of 4 GB of memory with a maximum memory bandwidth of 17.1 GB/s enabled.

MediaTek MT8321 Characteristic Intel Atom Z3745
Memory LPDDR3-1066
Max. Memory 4 GB
0 Memory channels 2 (Dual Channel)
-- Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache --
-- L3 Cache 2.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The MediaTek MT8321 has a TDP of --. 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.

MediaTek MT8321 Characteristic Intel Atom Z3745
-- TDP (PL1 / PBP) 4 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 90 °C

Technical details

The MediaTek MT8321 has 0.00 MB cache and is manufactured in 28 nm. The cache of Intel Atom Z3745 is at 2.00 MB. The processor is manufactured in 22 nm.

MediaTek MT8321 Characteristic Intel Atom Z3745
28 nm Technology 22 nm
Chiplet Chip design Monolithic
Armv7-A (32 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4.1, SSE4.2
-- Socket BGA 1380
None Virtualization VT-x, VT-x EPT
No AES-NI Yes
Android Operating systems
Q2/2014 Release date Q1/2014
-- Release price --
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Rate these processors

Here you can rate the MediaTek MT8321 to help other visitors make their purchasing decisions. The average rating is 1.0 stars (1 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
MediaTek MT8321 (39%)
Intel Atom Z3745 (100%)
⌀ Multi core performance in 1 CPU benchmarks
MediaTek MT8321 (40%)
Intel Atom Z3745 (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.
MediaTek MT8321 MediaTek MT8321
4C 4T @ 1.30 GHz
71 (39%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.86 GHz
182 (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.
MediaTek MT8321 MediaTek MT8321
4C 4T @ 1.30 GHz
242 (40%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
598 (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.
MediaTek MT8321 MediaTek MT8321
ARM Mali-400 @ 0.01 GHz
0 (0%)
Intel Atom Z3745 Intel Atom Z3745
Intel HD Graphics (Bay Trail GT1) @ 0.78 GHz
50 (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.
MediaTek MT8321 MediaTek MT8321
4C 4T @ 1.30 GHz
0 (0%)
Intel Atom Z3745 Intel Atom Z3745
4C 4T @ 1.33 GHz
621 (100%)

Devices using this processor

MediaTek MT8321 Intel Atom Z3745
Unknown Unknown

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