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Intel Core i7-7500U vs Intel Core i5-8400

Last updated: 2026-07-04

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 2 - 80 %

Intel Core i7-7500U

Rank 1 - 100 %

Intel Core i5-8400

Multi-core performance

Rank 2 - 41 %

Intel Core i7-7500U

Rank 1 - 100 %

Intel Core i5-8400

Geekbench 6 Single-Core
Single-core performance

2C / 4T · 3.50 GHz

1,178

6C / 6T · 4.00 GHz

1,322

Geekbench 6 Multi-Core
Multi-core performance

2C / 4T · 3.50 GHz

2,274

6C / 6T · 3.80 GHz

4,814

Cinebench R20 Single-Core
Single-core performance

2C / 4T · 3.50 GHz

354 cb

6C / 6T · 4.00 GHz

411 cb

Geekbench 5, 64bit Single-Core
Single-core performance

2C / 4T · 3.50 GHz

842

6C / 6T · 4.00 GHz

1,053

Cinebench R20 Multi-Core
Multi-core performance

2C / 4T · 3.50 GHz

739 cb

6C / 6T · 3.80 GHz

2,291 cb

Geekbench 5, 64bit Multi-Core
Multi-core performance

2C / 4T · 3.50 GHz

1,826

6C / 6T · 3.80 GHz

4,608

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel HD Graphics 620

403

Intel UHD Graphics 630

442

Blender 2.81 (bmw27)
Multi-core performance

2C / 4T · 3.50 GHz

1,327.4 s

6C / 6T · 3.80 GHz

400.9 s

CPU-Z Benchmark 17 Single-Core
Single-core performance

2C / 4T · 3.50 GHz

325

6C / 6T · 4.00 GHz

450

CPU-Z Benchmark 17 Multi-Core
Multi-core performance

2C / 4T · 2.70 GHz

973

6C / 6T · 2.80 GHz

2,482

Cinebench R15 (Single-Core)
Single-core performance

2C / 4T · 3.50 GHz

149 cb

6C / 6T · 4.00 GHz

163 cb

Cinebench R15 (Multi-Core)
Multi-core performance

2C / 4T · 3.50 GHz

376 cb

6C / 6T · 3.80 GHz

925 cb

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

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	Intel Core i7-7500U	Intel Core i5-8400
Family	Intel Core i7 (300)	Intel Core i5 (336)
CPU group	Intel Core i 7000U (18)	Intel Core i 8000 (20)
Architecture	Kaby Lake U	Coffee Lake S
Technology	14 nm	14 nm
Segment	Notebook	Desktop
Socket	BGA 1356	LGA 1151-2
Predecessor	Intel Core i7-6500U	Intel Core i5-7400
Successor		Intel Core i5-9400

CPU Cores and Base Frequency

Wischen	Intel Core i7-7500U	Intel Core i5-8400
CPU Cores / Threads	2 / 4	6 / 6
Hyperthreading / SMT	✓	✗
Core architecture	normal	normal
Cores:	2x	6x
Frequency:	2.70 GHz	2.80 GHz
Turbo (1 Core):	3.50 GHz	4.00 GHz
Turbo (All Cores):	3.50 GHz	3.80 GHz
L2-Cache
L3-Cache	4.00 MB	9.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Core i7-7500U	Intel Core i5-8400
GPU name	Intel HD Graphics 620	Intel UHD Graphics 630
GPU frequency	0.30 - 1.05 GHz	0.35 - 1.15 GHz
CUs / Shader	24 / 192	24 / 192
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	32 GB	64 GB
Technology	14 nm	14 nm
Release date	Q2/2016	Q4/2017

NPU AI performance

Wischen	Intel Core i7-7500U	Intel Core i5-8400
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i7-7500U	Intel Core i5-8400
Memory	DDR4-2133 (34.1 GB/s) DDR3-1866 (29.9 GB/s)	DDR4-2666 (42.7 GB/s)
Max. Memory	32 GB	128 GB
Memory channels	2	2
ECC	No	No
PCIe	3.0 x 12	3.0 x 16
PCIe Bandwidth	11.8 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i7-7500U	Intel Core i5-8400
TDP	15 W	65 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen	Intel Core i7-7500U	Intel Core i5-8400
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Linux	Windows 10, Windows 11, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2	SSE4.1, SSE4.2, AVX2
Release date	Q4/2016	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 Intel Core i7-7500U is 3.6 stars (53 ratings), while Intel Core i5-8400 has received 4.1 stars (80 ratings).

Click on the stars to rate one or both processors.

Intel Core i7-7500U
2C / 4T · 2.70 - 3.50 GHz

★★★★★

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

★★★★★