Intel Core i7 8665U vs Intel Core i9 14900HX

VS

Intel Core i7 8665U Intel Core i9 14900HX

We compared two laptop CPUs: Intel Core i7 8665U with 4 cores 1.9GHz and Intel Core i9 14900HX with 24 cores 2.2GHz . 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 45W)

Intel Core i9 14900HX's Advantages

Released 4 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 (5.0 vs 3.0)

Higher base frequency (2.2GHz vs 1.9GHz)

Larger L3 cache size (36MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 8665U

1250

Intel Core i9 14900HX +75%

2193

Cinebench R23 Multi Core

Intel Core i7 8665U

3749

Intel Core i9 14900HX +751%

31908

Geekbench 6 Single Core

Intel Core i7 8665U

1484

Intel Core i9 14900HX +103%

3026

Geekbench 6 Multi Core

Intel Core i7 8665U

3939

Intel Core i9 14900HX +367%

18418

Blender

Intel Core i7 8665U

37

Intel Core i9 14900HX +1054%

427

Passmark CPU Single Core

Intel Core i7 8665U

2192

Intel Core i9 14900HX +99%

4375

Passmark CPU Multi Core

Intel Core i7 8665U

6232

Intel Core i9 14900HX +660%

47406

Intel Core i7 8665U

VS

Intel Core i9 14900HX

General Parameters

Apr 2019

Release Date

Jan 2024

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Whiskey Lake

Core Architecture

Raptor Lake Refresh

i7-8665U

Processor Number

i9-14900HX

BGA-1528

Socket

BGA-1964

UHD Graphics 620

Integrated Graphics

UHD Graphics (32EU)

Package

14 nm

Manufacturing Process

10 nm

BGA-1528

Socket

BGA-1964

15 W

Power Consumption

45-55 W

-

Max Turbo Power Consumption

157W

100 °C

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

8

Performance Core Threads

16

1.9 GHz

Performance Core Base Frequency

2.2 GHz

4.8 GHz

Performance Core Turbo Frequency

5.8 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

1.6 GHz

-

Efficiency Core Turbo Frequency

4.1 GHz

4

Total Core Count

24

8

Total Thread Count

32

-

Bus Frequency

100MHz

19x

Multiplier

22x

32K per core

L1 Cache

80K per core

256K per core

L2 Cache

2MB per core

8MB shared

L3 Cache

36MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

DDR4-2400, LPDDR3-2133

Memory Types

DDR5-5600, DDR4-3200

64GB

Max Memory Size

192GB

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

300 MHz

1150 MHz

GPU Max Dynamic Frequency

1650 MHz

192

Shader Units

256

24

Texture Units

16

3

Raster Operation Units

8

24

Execution Units

32

15 W

Power Consumption

45 W

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

0.74 TFLOPS

Miscellaneous

Intel Core i7 8665U

Official Website

Intel Core i9 14900HX

3.0

PCIe Version

5.0

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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