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MediaTek Dimensity 8300 vs Intel Core i5-8400

Last updated: 2026-07-03

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 1 - 100 %

MediaTek Dimensity 8300

Rank 2 - 92 %

Intel Core i5-8400

Multi-core performance

Rank 2 - 97 %

MediaTek Dimensity 8300

Rank 1 - 100 %

Intel Core i5-8400

Geekbench 6 Single-Core
Single-core performance

8C / 8T · 3.35 GHz

1,442

6C / 6T · 4.00 GHz

1,322

Geekbench 6 Multi-Core
Multi-core performance

8C / 8T · 3.35 GHz

4,679

6C / 6T · 3.80 GHz

4,814

More benchmarks

Cinebench 2026 (ST)
218 entries

Cinebench 2026 (MC)
219 entries

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Cinebench R20 (SC)
666 entries

Geekbench 5 (SC)
2,512 entries

Cinebench R20 (MC)
615 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

3DMark Timespy (iGPU)
534 entries

AnTuTu 10 Benchmark
25 entries

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

V-Ray CPU-Render
251 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Cinebench R11.5 iGPU
383 entries

Specifications

At a glance

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
Family	Mediatek Dimensity (38)	Intel Core i5 (336)
CPU group	MediaTek Dimensity 8300 (1)	Intel Core i 8000 (20)
Architecture	Cortex-A715 / -A510	Coffee Lake S
Technology	4 nm	14 nm
Segment	Smartphone / Tablet	Desktop
Socket		LGA 1151-2
Predecessor		Intel Core i5-7400
Successor		Intel Core i5-9400

CPU Cores and Base Frequency

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
CPU Cores / Threads	8 / 8	6 / 6
Hyperthreading / SMT	✗	✗
Core architecture	hybrid (Prime / big.LITTLE)	normal
Core Cluster 1:	1x Cortex-A715 3.35 GHz	6x 2.80 - 4.00 GHz
Core Cluster 2:	3x Cortex-A715 3.20 GHz
Core Cluster 3:	4x Cortex-A510 2.20 GHz
L2-Cache
L3-Cache	4.00 MB	9.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
GPU name	ARM Mali-G615 MP6	Intel UHD Graphics 630
GPU frequency	1.40 - 1.40 GHz	0.35 - 1.15 GHz
CUs / Shader	6 /	24 / 192
Raytracing	✗	✗
Max. displays	1	3
Max. GPU Memory		64 GB
Technology	4 nm	14 nm
Release date	Q4/2023	Q4/2017

NPU AI performance

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
AI hardware	Mediatek APU
AI specifications	APU 780
NPU + CPU + iGPU

Memory & PCIe

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
Memory	LPDDR5X-8533 (68.2 GB/s)	DDR4-2666 (42.7 GB/s)
Max. Memory		128 GB
Memory channels	4	2
ECC	No	No
PCIe		3.0 x 16
PCIe Bandwidth		15.8 GB/s

Thermal Management

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
TDP		65 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen	MediaTek Dimensity 8300	Intel Core i5-8400
Chip design	Chiplet	Monolithic
AES-NI	✗	✓
Operating systems	Android	Windows 10, Windows 11, Linux
Instruction set	Armv9-A (64 bit)	x86-64 (64 bit)
ISA extensions		SSE4.1, SSE4.2, AVX2
Release date	Q4/2023	Q4/2017
Release price		260 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of MediaTek Dimensity 8300 is 4.6 stars (142 ratings), while Intel Core i5-8400 has received 4.1 stars (79 ratings).

Click on the stars to rate one or both processors.

MediaTek Dimensity 8300
8C / 8T · 3.35 GHz

★★★★★

Intel Core i5-8400
6C / 6T · 2.80 - 4.00 GHz

★★★★★