AMD Ryzen 5 8645HS vs Intel Core Ultra 7 155H

VS

AMD Ryzen 5 8645HS

Intel Core Ultra 7 155H

We compared two laptop CPUs: AMD Ryzen 5 8645HS with 6 cores 4.3GHz and Intel Core Ultra 7 155H with 16 cores 1.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 8645HS 's Advantages

Higher specification of memory (7500 vs 7467)

Higher base frequency (4.3GHz vs 1.4GHz)

More modern manufacturing process (4nm vs 7nm)

Lower TDP (54W vs 65W)

Intel Core Ultra 7 155H 's Advantages

Better graphics card performance

Larger memory bandwidth (120GB/s vs 89.6GB/s)

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (24MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8645HS

1724

Intel Core Ultra 7 155H

1733

Cinebench R23 Multi Core

AMD Ryzen 5 8645HS

13058

Intel Core Ultra 7 155H

13144

Geekbench 6 Single Core

AMD Ryzen 5 8645HS +2%

2455

Intel Core Ultra 7 155H

2386

Geekbench 6 Multi Core

AMD Ryzen 5 8645HS

10287

Intel Core Ultra 7 155H +21%

12518

Cinebench 2024 Single Core

AMD Ryzen 5 8645HS +7%

99

Intel Core Ultra 7 155H

92

Cinebench 2024 Multi Core

AMD Ryzen 5 8645HS +69%

702

Intel Core Ultra 7 155H

413

Blender

AMD Ryzen 5 8645HS

187

Intel Core Ultra 7 155H +41%

265

Passmark CPU Single Core

AMD Ryzen 5 8645HS +6%

3795

Intel Core Ultra 7 155H

3556

Passmark CPU Multi Core

AMD Ryzen 5 8645HS

23060

Intel Core Ultra 7 155H +7%

24877

AMD Ryzen 5 8645HS

VS

Intel Core Ultra 7 155H

General Parameters

Dec 2023

Release Date

Dec 2023

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Hawk Point)

Core Architecture

Meteor Lake

-

Processor Number

155H

FP8

Socket

FCBGA-2049

Radeon 760M

Integrated Graphics

Arc Graphics (8-Cores)

Ryzen 5 (Zen 4 (Hawk Point))

Generation

Ultra 7 (Meteor Lake)

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

35-54 W

Power Consumption

20-65 W

-

Max Turbo Power Consumption

115 W

100°C

Peak Operating Temperature

110°C

TSMC

Foundry

Intel

178 mm²

Die Size

-

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

4.3 GHz

Performance Core Base Frequency

1.4 GHz

5 GHz

Performance Core Turbo Frequency

4.8 GHz

-

Efficiency Cores

10

-

Efficiency Core Threads

10

-

Efficiency Core Base Frequency

0.9 GHz

-

Efficiency Core Turbo Frequency

3.8 GHz

6

Total Core Count

16

12

Total Thread Count

22

100 MHz

Bus Frequency

100 MHz

43x

Multiplier

14x

64 K per core

L1 Cache

112 K per core

1 MB per core

L2 Cache

2 MB per core

16 MB shared

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

256 GB

Max Memory Size

96 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

120 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

800 MHz

GPU Base Frequency

-

2600 MHz

GPU Max Dynamic Frequency

2250 MHz

512

Shader Units

128

32

Texture Units

8

16

Raster Operation Units

4

8

Execution Units

8

15 W

Power Consumption

-

Max Resolution

7680x4320 - 60 Hz

2.66 TFLOPS

Graphics Performance

5.76 TFLOPS

Miscellaneous

AMD Ryzen 5 8645HS official page

Official Website

Intel Core Ultra 7 155H

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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