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Intel Core i7-8565U vs Intel Pentium G3258

Last updated: 2026-07-02

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 i7-8565U

Rank 2 - 57 %

Intel Pentium G3258

Multi-core performance

Rank 1 - 100 %

Intel Core i7-8565U

Rank 2 - 39 %

Intel Pentium G3258

Geekbench 6 Single-Core
Single-core performance

4C / 8T · 4.60 GHz

1,376

2C / 2T · 3.20 GHz

667

Geekbench 6 Multi-Core
Multi-core performance

4C / 8T · 2.40 GHz

3,660

2C / 2T · 3.20 GHz

1,396

Cinebench R20 Single-Core
Single-core performance

4C / 8T · 4.60 GHz

459 cb

2C / 2T · 3.20 GHz

231 cb

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

4C / 8T · 4.60 GHz

1,092

2C / 2T · 3.20 GHz

721

Cinebench R20 Multi-Core
Multi-core performance

4C / 8T · 2.40 GHz

1,518 cb

2C / 2T · 3.20 GHz

443 cb

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

4C / 8T · 2.40 GHz

3,279

2C / 2T · 3.20 GHz

1,582

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel UHD Graphics 620

442

Intel HD Graphics (Haswell GT1)

184

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

4C / 8T · 1.80 GHz

1,878

2C / 2T · 3.20 GHz

685

Cinebench R15 (Single-Core)
Single-core performance

4C / 8T · 4.60 GHz

176 cb

2C / 2T · 3.20 GHz

129 cb

Cinebench R15 (Multi-Core)
Multi-core performance

4C / 8T · 2.40 GHz

659 cb

2C / 2T · 3.20 GHz

242 cb

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

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

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 i7-8565U	Intel Pentium G3258
Family	Intel Core i7 (300)	Intel Pentium (150)
CPU group	Intel Core i 8000U (WL) (8)	Intel Pentium G3000 (14)
Architecture	Whiskey Lake U	Haswell S
Technology	14 nm	14 nm
Segment	Notebook	Desktop
Socket	BGA 1356	LGA 1150
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Core i7-8565U	Intel Pentium G3258
CPU Cores / Threads	4 / 8	2 / 2
Hyperthreading / SMT	✓	✗
Core architecture	normal	normal
Cores:	4x	2x
Frequency:	1.80 GHz	3.20 GHz
Turbo (1 Core):	4.60 GHz
Turbo (All Cores):	2.40 GHz
L2-Cache
L3-Cache	8.00 MB	3.00 MB
Overclocking	✗	✓

Integrated graphics (iGPU)

Wischen	Intel Core i7-8565U	Intel Pentium G3258
GPU name	Intel UHD Graphics 620	Intel HD Graphics (Haswell GT1)
GPU frequency	0.30 - 1.15 GHz	0.35 - 1.15 GHz
CUs / Shader	24 / 192	10 / 80
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	16 GB	2 GB
Technology	14 nm	22 nm
Release date	Q3/2016	Q4/2012

NPU AI performance

Wischen	Intel Core i7-8565U	Intel Pentium G3258
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i7-8565U	Intel Pentium G3258
Memory	DDR4-2400 (38.4 GB/s)	DDR3-1600 (25.6 GB/s)
Max. Memory	64 GB	32 GB
Memory channels	2	2
ECC	No	Yes
PCIe	3.0 x 16	3.0 x 16
PCIe Bandwidth	15.8 GB/s	15.8 GB/s

Thermal Management

Wischen	Intel Core i7-8565U	Intel Pentium G3258
TDP	15 W	53 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen	Intel Core i7-8565U	Intel Pentium G3258
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
Release date	Q3/2018	Q2/2014
Release price	385 $	65 $
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 i7-8565U is 3.7 stars (49 ratings), while Intel Pentium G3258 has received 4.3 stars (7 ratings).

Click on the stars to rate one or both processors.

Intel Core i7-8565U
4C / 8T · 1.80 - 4.60 GHz

★★★★★

Intel Pentium G3258
2C / 2T · 3.20 GHz

★★★★★