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Intel Core i7-8565U vs Intel Core i7-4790

Last updated: 2026-06-06

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 - 92 %

Intel Core i7-4790

Multi-core performance

Rank 2 - 89 %

Intel Core i7-8565U

Rank 1 - 100 %

Intel Core i7-4790

Geekbench 6 Single-Core
Single-core performance

4C / 8T · 4.60 GHz

1,376

4C / 8T · 4.00 GHz

1,217

Geekbench 6 Multi-Core
Multi-core performance

4C / 8T · 2.40 GHz

3,660

4C / 8T · 3.80 GHz

4,081

Cinebench R20 Single-Core
Single-core performance

4C / 8T · 4.60 GHz

459 cb

4C / 8T · 4.00 GHz

384 cb

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

4C / 8T · 4.60 GHz

1,092

4C / 8T · 4.00 GHz

981

Cinebench R20 Multi-Core
Multi-core performance

4C / 8T · 2.40 GHz

1,518 cb

4C / 8T · 3.80 GHz

1,819 cb

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

4C / 8T · 2.40 GHz

3,279

4C / 8T · 3.80 GHz

3,732

iGPU - FP32 Performance (Single-precision GFLOPS)

Intel UHD Graphics 620

442

Intel HD Graphics 4600

384

Blender 3.1 Benchmark
Multi-core performance

4C / 8T · 2.40 GHz

4C / 8T · 3.80 GHz

Blender 2.81 (bmw27)
Multi-core performance

4C / 8T · 2.40 GHz

764.2 s

4C / 8T · 3.80 GHz

460.0 s

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

4C / 8T · 4.60 GHz

415

4C / 8T · 4.00 GHz

403

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

4C / 8T · 1.80 GHz

1,878

4C / 8T · 3.60 GHz

2,062

Cinebench R15 (Single-Core)
Single-core performance

4C / 8T · 4.60 GHz

176 cb

4C / 8T · 4.00 GHz

145 cb

Cinebench R15 (Multi-Core)
Multi-core performance

4C / 8T · 2.40 GHz

659 cb

4C / 8T · 3.80 GHz

728 cb

More benchmarks

Cinebench 2026 (ST)
218 entries

Cinebench 2026 (MC)
219 entries

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

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 i7-8565U	Intel Core i7-4790
Family	Intel Core i7 (300)	Intel Core i7 (300)
CPU group	Intel Core i 8000U (WL) (8)	Intel Core i 4000 (64)
Architecture	Whiskey Lake U	Haswell S
Technology	14 nm	22 nm
Segment	Notebook	Desktop
Socket	BGA 1356	LGA 1150
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Core i7-8565U	Intel Core i7-4790
CPU Cores / Threads	4 / 8	4 / 8
Hyperthreading / SMT	✓	✓
Core architecture	normal	normal
Cores:	4x	4x
Frequency:	1.80 GHz	3.60 GHz
Turbo (1 Core):	4.60 GHz	4.00 GHz
Turbo (All Cores):	2.40 GHz	3.80 GHz
L2-Cache
L3-Cache	8.00 MB	8.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Core i7-8565U	Intel Core i7-4790
GPU name	Intel UHD Graphics 620	Intel HD Graphics 4600
GPU frequency	0.30 - 1.15 GHz	0.35 - 1.20 GHz
CUs / Shader	24 / 192	20 / 160
Raytracing	✗	✗
Max. displays	3	3
Max. GPU Memory	16 GB	2 GB
Technology	14 nm	22 nm
Release date	Q3/2016	Q2/2013

NPU AI performance

Wischen	Intel Core i7-8565U	Intel Core i7-4790
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i7-8565U	Intel Core i7-4790
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	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 i7-8565U	Intel Core i7-4790
TDP	15 W	84 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen	Intel Core i7-8565U	Intel Core i7-4790
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	Q3/2018	Q2/2014
Release price	385 $	280 $
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 3.6 stars (45 ratings), while Intel Core i7-4790 has received 4.4 stars (148 ratings).

Click on the stars to rate one or both processors.

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

★★★★★

Intel Core i7-4790
4C / 8T · 3.60 - 4.00 GHz

★★★★★