Intel Core i7 8665U vs AMD Ryzen 7 7840H

VS

We compared two laptop CPUs: Intel Core i7 8665U with 4 cores 1.9GHz and AMD Ryzen 7 7840H with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 8665U 's Advantages

Lower TDP (15W vs 35W)

AMD Ryzen 7 7840H 's Advantages

Released 3 years and 9 months late

Better graphics card performance

Higher specification of memory (DDR5-5600 vs DDR4-2400)

Larger memory bandwidth (89.6GB/s vs 37.5GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (3.8GHz vs 1.9GHz)

Larger L3 cache size (16MB vs 8MB)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 8665U

1264

AMD Ryzen 7 7840H +42%

1800

Cinebench R23 Multi Core

Intel Core i7 8665U

3779

AMD Ryzen 7 7840H +373%

17887

Geekbench 6 Single Core

Intel Core i7 8665U

1484

AMD Ryzen 7 7840H +76%

2625

Geekbench 6 Multi Core

Intel Core i7 8665U

3939

AMD Ryzen 7 7840H +199%

11813

Blender

Intel Core i7 8665U

37

AMD Ryzen 7 7840H +432%

197

Geekbench 5 Single Core

Intel Core i7 8665U

1056

AMD Ryzen 7 7840H +80%

1909

Geekbench 5 Multi Core

Intel Core i7 8665U

3056

AMD Ryzen 7 7840H +276%

11494

Passmark CPU Single Core

Intel Core i7 8665U

2192

AMD Ryzen 7 7840H +80%

3947

Passmark CPU Multi Core

Intel Core i7 8665U

6232

AMD Ryzen 7 7840H +353%

28248

Intel Core i7 8665U

VS

AMD Ryzen 7 7840H

General Parameters

Apr 2019

Release Date

Jan 2023

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Whiskey Lake

Core Architecture

Phoenix

i7-8665U

Processor Number

-

BGA-1528

Socket

AMD Socket FP8

UHD Graphics 620

Integrated Graphics

Radeon 780M

-

Generation

Ryzen 7 (Zen 4 (Phoenix))

Package

-

Transistor Count

25 billions

14 nm

Manufacturing Process

4 nm

BGA-1528

Socket

AMD Socket FP8

15 W

Power Consumption

35 W

100 °C

Peak Operating Temperature

100 °C

-

Foundry

TSMC

-

Die Size

178 mm²

-

Package

FP8, FP7, FP7r2

CPU Performance

4

Performance Cores

-

8

Performance Core Threads

-

1.9 GHz

Performance Core Base Frequency

3.8 GHz

4.8 GHz

Performance Core Turbo Frequency

5.1 GHz

4

Total Core Count

8

Total Thread Count

16

-

Bus Frequency

100 MHz

19x

Multiplier

38.0

32 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

8 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-2400, LPDDR3-2133

Memory Types

DDR5-5600

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

37.5 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1150 MHz

GPU Max Dynamic Frequency

2700 MHz

192

Shader Units

-

24

Texture Units

-

3

Raster Operation Units

-

24

Execution Units

12

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

10 TFLOPS

Miscellaneous

Intel Core i7 8665U

Official Website

AMD Ryzen 7 7840H

3.0

PCIe Version

4

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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