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Intel Core i5-9600K vs Intel Core i7-8565U

Last updated: 2026-06-05

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 i5-9600K

Rank 2 - 85 %

Intel Core i7-8565U

Multi-core performance

Rank 1 - 100 %

Intel Core i5-9600K

Rank 2 - 60 %

Intel Core i7-8565U

Geekbench 6 Single-Core
Single-core performance

6C / 6T · 4.60 GHz

1,561

4C / 8T · 4.60 GHz

1,376

Geekbench 6 Multi-Core
Multi-core performance

6C / 6T · 4.30 GHz

6,244

4C / 8T · 2.40 GHz

3,660

Cinebench R20 Single-Core
Single-core performance

6C / 6T · 4.60 GHz

481 cb

4C / 8T · 4.60 GHz

459 cb

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

6C / 6T · 4.60 GHz

1,244

4C / 8T · 4.60 GHz

1,092

Cinebench R20 Multi-Core
Multi-core performance

6C / 6T · 4.30 GHz

2,624 cb

4C / 8T · 2.40 GHz

1,518 cb

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

6C / 6T · 4.30 GHz

5,643

4C / 8T · 2.40 GHz

3,279

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel UHD Graphics 630

442

Intel UHD Graphics 620

442

Blender 2.81 (bmw27)
Multi-core performance

6C / 6T · 4.30 GHz

318.4 s

4C / 8T · 2.40 GHz

764.2 s

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

6C / 6T · 4.60 GHz

522

4C / 8T · 4.60 GHz

415

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

6C / 6T · 3.70 GHz

2,882

4C / 8T · 1.80 GHz

1,878

Cinebench R15 (Single-Core)
Single-core performance

6C / 6T · 4.60 GHz

204 cb

4C / 8T · 4.60 GHz

176 cb

Cinebench R15 (Multi-Core)
Multi-core performance

6C / 6T · 4.30 GHz

1,165 cb

4C / 8T · 2.40 GHz

659 cb

More benchmarks

Cinebench 2024 (SC)
427 entries

Cinebench 2024 (MC)
422 entries

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

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

Monero Hashrate
94 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 i5-9600K	Intel Core i7-8565U
Family	Intel Core i5 (336)	Intel Core i7 (300)
CPU group	Intel Core i 9000 (34)	Intel Core i 8000U (WL) (8)
Architecture	Coffee Lake S Refresh	Whiskey Lake U
Technology	14 nm	14 nm
Segment	Desktop	Notebook
Socket	LGA 1151-2	BGA 1356
Predecessor	Intel Core i5-8600K
Successor	Intel Core i5-10600K

CPU Cores and Base Frequency

Wischen	Intel Core i5-9600K	Intel Core i7-8565U
CPU Cores / Threads	6 / 6	4 / 8
Hyperthreading / SMT	✗	✓
Core architecture	normal	normal
Cores:	6x	4x
Frequency:	3.70 GHz	1.80 GHz
Turbo (1 Core):	4.60 GHz	4.60 GHz
Turbo (All Cores):	4.30 GHz	2.40 GHz
L2-Cache
L3-Cache	9.00 MB	8.00 MB
Overclocking	✓	✗

Integrated graphics (iGPU)

Wischen	Intel Core i5-9600K	Intel Core i7-8565U
GPU name	Intel UHD Graphics 630	Intel UHD Graphics 620
GPU frequency	0.35 - 1.15 GHz	0.30 - 1.15 GHz
CUs / Shader	24 / 192	24 / 192
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	64 GB	16 GB
Technology	14 nm	14 nm
Release date	Q4/2017	Q3/2016

NPU AI performance

Wischen	Intel Core i5-9600K	Intel Core i7-8565U
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i5-9600K	Intel Core i7-8565U
Memory	DDR4-2666 (42.7 GB/s)	DDR4-2400 (38.4 GB/s)
Max. Memory	128 GB	64 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 i5-9600K	Intel Core i7-8565U
TDP	95 W	15 W
TDP (PL2)
TDP up
TDP down
T. junction max.	100 °C

Technical details

Wischen	Intel Core i5-9600K	Intel Core i7-8565U
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, 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	Q4/2018	Q3/2018
Release price	260 $	385 $
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 i5-9600K is 4.2 stars (46 ratings), while Intel Core i7-8565U has received 3.7 stars (48 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-9600K
6C / 6T · 3.70 - 4.60 GHz

★★★★★

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

★★★★★