Intel Core i7 8665U vs AMD Ryzen 9 7945HX3D

VS

Intel Core i7 8665U

AMD Ryzen 9 7945HX3D

We compared two laptop CPUs: Intel Core i7 8665U with 4 cores 1.9GHz and AMD Ryzen 9 7945HX3D with 16 cores 2.3GHz . 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 55W)

AMD Ryzen 9 7945HX3D 's Advantages

Released 4 years and 3 months late

Better graphics card performance

Higher specification of memory (5200 vs 2400)

Larger memory bandwidth (83.2GB/s vs 37.5GB/s)

Newer PCIe version (5 vs 3.0)

Higher base frequency (2.3GHz vs 1.9GHz)

Larger L3 cache size (128MB vs 8MB)

More modern manufacturing process (5nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 8665U

1244

AMD Ryzen 9 7945HX3D +55%

1940

Cinebench R23 Multi Core

Intel Core i7 8665U

3752

AMD Ryzen 9 7945HX3D +788%

33329

Geekbench 6 Single Core

Intel Core i7 8665U

1484

AMD Ryzen 9 7945HX3D +87%

2783

Geekbench 6 Multi Core

Intel Core i7 8665U

3939

AMD Ryzen 9 7945HX3D +308%

16080

Blender

Intel Core i7 8665U

54

AMD Ryzen 9 7945HX3D +779%

475

Geekbench 5 Single Core

Intel Core i7 8665U

1056

AMD Ryzen 9 7945HX3D +102%

2138

Geekbench 5 Multi Core

Intel Core i7 8665U

3056

AMD Ryzen 9 7945HX3D +526%

19153

Intel Core i7 8665U

VS

AMD Ryzen 9 7945HX3D

General Parameters

Apr 2019

Release Date

Jul 2023

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Whiskey Lake

Core Architecture

Dragon Range

i7-8665U

Processor Number

-

BGA-1528

Socket

AMD Socket FL1

UHD Graphics 620

Integrated Graphics

Radeon 610M

-

Generation

Ryzen 9 (Zen 4 (Dragon Range))

Package

-

Transistor Count

17.84 billions

14 nm

Manufacturing Process

5 nm

15 W

Power Consumption

55 W

100 °C

Peak Operating Temperature

89 °C

-

Foundry

TSMC

-

Die Size

2x71 mm²

-

I/O Process Size

6 nm

-

I/O Die Size

122 mm²

CPU Performance

4

Performance Cores

-

8

Performance Core Threads

-

1.9 GHz

Performance Core Base Frequency

2.3 GHz

4.8 GHz

Performance Core Turbo Frequency

5.4 GHz

4

Total Core Count

16

8

Total Thread Count

32

-

Bus Frequency

100 MHz

19x

Multiplier

23.0

32 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

1 MB per core

8 MB shared

L3 Cache

128 MB shared

No

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-2400, LPDDR3-2133

Memory Types

DDR5-5200

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

37.5 GB/s

Max Memory Bandwidth

83.2 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

2200 MHz

192

Shader Units

-

24

Texture Units

-

3

Raster Operation Units

-

24

Execution Units

2

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

Intel Core i7 8665U

Official Website

AMD Ryzen 9 7945HX3D

3.0

PCIe Version

5

16

PCIe Lanes

28

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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