Intel

8th Gen Intel Core i7 8565U

iGPU:: Intel UHD Graphics 620
Boost/Base Clock:: 4.6 GHz / 1.8 GHz
Core/Thread Count:: 4 Core / 8 Thread
Cache:: 8MB L3 + 1MB L2 + 256KB L1
TDP:: 15 Watts
CPU Process Node:: 14 Nanometers
CPU Series:: Whiskey Lake, 8th Gen Intel Core
Memory Support:: DDR4-2400, LPDDR3-2133
Form Factor:: Laptop

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Manufacturer: Intel Last updated: September 9, 2026

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8th Gen Intel Core i7 8565U Review

The 8th Gen Intel Core i7 8565U is a 4-core, 8-thread ultraportable processor built on Whiskey Lake, running a 1.8 GHz base clock that boosts to 4.6 GHz within a 15 Watt TDP.

Whiskey Lake was Intel's continued refinement of the mature 14nm process for ultraportable U-series chips, delivering a real clock speed and efficiency improvement over the preceding Kaby Lake Refresh generation.

Intel UHD Graphics 620

A basic integrated GPU adequate for everyday display output and light productivity use.

How Is the Core i7 8565U in Terms of Performance

The genuinely high 4.6 GHz boost clock gives this chip strong single-thread responsiveness within its 15W envelope, appropriate for mainstream ultraportable productivity use.

Benchmarks

Cinebench R23 multi-core scores of 3,476 and single-core scores of 1,008 reflect solid mainstream U-series performance for its generation. Geekbench 5 multi-core scores of 3,177 confirm competent everyday productivity capability.

Our verdict

Reviewed by Burooj Alam. Rated by us, not by users.

Best for

Mainstream ultraportable laptops of the Whiskey Lake generation wanting solid everyday responsiveness

Not for

Buyers wanting the newer Ice Lake or Tiger Lake architecture, later generations deliver meaningful IPC and integrated graphics improvements

Specifications

What these specs mean

Identity

Brand	Intel
Product Line	Core i7
Model Number	8565U
Codename	Whiskey Lake
Release Year	2018

Segment and platform

Market Segment	Laptop
Microarchitecture	Whiskey Lake, 8th Gen Intel Core
Socket	FCBGA1528
Process Node	14 nm

Core configuration

Total Cores	4
Performance Cores	4
Efficiency Cores	0
Total Threads	8
SMT Enabled	Yes

Clock speeds

P-Core Base Clock	1.8 GHz
P-Core Boost Clock	4.6 GHz

Cache

L2 Cache	1 MB
L3 Cache	8 MB

Power and thermal

Base Power	15 W

Memory

Memory Type	DDR4-2400, LPDDR3-2133

Graphics and AI

Integrated Graphics	Yes

Form Factor	Laptop
TDP	15 W
iGPU	Intel UHD Graphics 620

FAQs

What are the key specifications of the 8th Gen Intel Core i7 8565U?

The 8th Gen Intel Core i7 8565U has 4 cores and 8 threads, a 1.8 GHz base and 4.6 GHz boost clock, 8 MB of L3 cache and a 15 W TDP. Integrated graphics: Intel UHD Graphics 620. Socket: FCBGA1528.

Who is the 8th Gen Intel Core i7 8565U best suited to?

Best suited to: Mainstream ultraportable laptops of the Whiskey Lake generation wanting solid everyday responsiveness.

What are the drawbacks of the 8th Gen Intel Core i7 8565U?

Not the best fit for: Buyers wanting the newer Ice Lake or Tiger Lake architecture, later generations deliver meaningful IPC and integrated graphics improvements.