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Intel Core i5-8257U vs Intel Core i7-5700EQ

Last updated: 2026-04-04

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 %

Intel Core i5-8257U

Rank 2 - 72 %

Intel Core i7-5700EQ

Multi-core performance

Rank 1 - 100 %

Intel Core i5-8257U

Rank 2 - 70 %

Intel Core i7-5700EQ

Geekbench 6 Single-Core
Single-core performance

4C / 8T · 3.90 GHz

1,212

4C / 8T · 3.40 GHz

762

Geekbench 6 Multi-Core
Multi-core performance

4C / 8T · 3.20 GHz

4,237

4C / 8T · 2.60 GHz

2,648

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

4C / 8T · 3.90 GHz

989

4C / 8T · 3.40 GHz

804

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

4C / 8T · 3.20 GHz

3,770

4C / 8T · 2.60 GHz

2,686

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel Iris Plus Graphics 645

806

Intel HD Graphics 5600

384

More benchmarks

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 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

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Specifications

At a glance

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
Family	Intel Core i5 (336)	Intel Core i7 (300)
CPU group	Intel Core i 8000U (8)	Intel Core i 5000 (7)
Architecture	Coffee Lake U	Broadwell S
Technology	14 nm	14 nm
Segment	Notebook	Desktop
Socket	BGA 1528	BGA 1364
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
CPU Cores / Threads	4 / 8	4 / 8
Hyperthreading / SMT	✓	✓
Core architecture	normal	normal
Cores:	4x	4x
Frequency:	1.40 GHz	2.60 GHz
Turbo (1 Core):	3.90 GHz	3.40 GHz
Turbo (All Cores):	3.20 GHz
L2-Cache
L3-Cache	6.00 MB	6.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
GPU name	Intel Iris Plus Graphics 645	Intel HD Graphics 5600
GPU frequency	0.30 - 1.05 GHz	0.30 - 1.00 GHz
CUs / Shader	48 / 384	24 / 192
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	32 GB	16 GB
Technology	14 nm	14 nm
Release date	Q4/2017	Q2/2015

NPU AI performance

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
Memory	DDR4-2400 (38.4 GB/s)	DDR3L-1600 (25.6 GB/s)
Max. Memory	32 GB	32 GB
Memory channels	2	2
ECC	No	No
PCIe	3.0 x 16	3.0 x 16
PCIe Bandwidth	15.8 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
TDP	15 W	47 W
TDP (PL2)
TDP up
TDP down		37 W
T. junction max.

Technical details

Wischen	Intel Core i5-8257U	Intel Core i7-5700EQ
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, Linux	Windows 10, 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	Q3/2019	Q2/2015
Release price	320 $	378 $
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 i5-8257U is 3.1 stars (19 ratings), while Intel Core i7-5700EQ has received 5.0 stars (2 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-8257U
4C / 8T · 1.40 - 3.90 GHz

★★★★★

Intel Core i7-5700EQ
4C / 8T · 2.60 - 3.40 GHz

★★★★★