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

VS

AMD Ryzen 5 8645HS Intel Core Ultra 7 155U

We compared two laptop CPUs: AMD Ryzen 5 8645HS with 6 cores 4.3GHz and Intel Core Ultra 7 155U with 12 cores 1.7GHz . 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

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR5-7467)

Higher base frequency (4.3GHz vs 1.7GHz)

Larger L3 cache size (16MB vs 12MB)

Intel Core Ultra 7 155U 's Advantages

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

Lower TDP (12W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8645HS

1732

Intel Core Ultra 7 155U

1732

Cinebench R23 Multi Core

AMD Ryzen 5 8645HS +35%

13085

Intel Core Ultra 7 155U

9634

Geekbench 6 Single Core

AMD Ryzen 5 8645HS

2229

Intel Core Ultra 7 155U +3%

2299

Geekbench 6 Multi Core

AMD Ryzen 5 8645HS +8%

9891

Intel Core Ultra 7 155U

9138

AMD Ryzen 5 8645HS

VS

Intel Core Ultra 7 155U

General Parameters

Dec 2023

Release Date

Dec 2023

Amd

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Meteor Lake

-

Processor Number

155U

FP8

Socket

FCBGA-2049

Radeon 760M

Integrated Graphics

Arc Graphics (4-Cores)

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

7 nm

FP8

Socket

FCBGA-2049

35-54 W

Power Consumption

12-57 W

100°C

Peak Operating Temperature

110°C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

6

Performance Cores

2

12

Performance Core Threads

4

4.3 GHz

Performance Core Base Frequency

1.7 GHz

5 GHz

Performance Core Turbo Frequency

4.8 GHz

-

Efficiency Cores

10

-

Efficiency Core Threads

10

-

Efficiency Core Base Frequency

1.2 GHz

-

Efficiency Core Turbo Frequency

3.8 GHz

6

Total Core Count

12

Total Thread Count

14

100 MHz

Bus Frequency

100 MHz

43x

Multiplier

17x

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

12 MB shared

No

Unlocked Multiplier

No

1

SMP

-

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

1500 MHz

GPU Base Frequency

-

2600 MHz

GPU Max Dynamic Frequency

1950 MHz

384

Shader Units

64

24

Texture Units

4

16

Raster Operation Units

2

6

Execution Units

4

15 W

Power Consumption

-

Max Resolution

7680x4320 - 60 Hz

4.06 TFLOPS

Graphics Performance

2.24 TFLOPS

Miscellaneous

AMD Ryzen 5 8645HS

Official Website

Intel Core Ultra 7 155U

4.0

PCIe Version

4.0

20

PCIe Lanes

20

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