Intel Core Ultra 7 155U vs Intel Core Ultra 9 275HX

VS

Intel Core Ultra 7 155U

Intel Core Ultra 9 275HX

We compared two laptop CPUs: Intel Core Ultra 7 155U with 12 cores 1.7GHz and Intel Core Ultra 9 275HX with 24 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 7 155U 's Advantages

Higher specification of memory (7467 vs 6400)

Larger memory bandwidth (120GB/s vs 102.4GB/s)

Intel Core Ultra 9 275HX 's Advantages

Released 1 years and 1 months late

Newer PCIe version (5 vs 4.0)

Higher base frequency (2.7GHz vs 1.7GHz)

Larger L3 cache size (24MB vs 12MB)

More modern manufacturing process (3nm vs 7nm)

Lower TDP (55W vs 57W)

Score

Intel Core Ultra 7 155U

VS

Intel Core Ultra 9 275HX

General Parameters

Dec 2023

Release Date

Jan 2025

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Meteor Lake

Core Architecture

Arrow Lake

155U

Processor Number

-

FCBGA-2049

Socket

Intel Socket 1851

Arc Graphics (4-Cores)

Integrated Graphics

Arc Xe-LPG

-

Generation

Ultra 9 (Arrow Lake)

Package

7 nm

Manufacturing Process

3 nm

12-57 W

Power Consumption

17-55 W

110°C

Peak Operating Temperature

100 °C

-

Foundry

Intel

CPU Performance

2

Performance Cores

8

4

Performance Core Threads

8

1.7 GHz

Performance Core Base Frequency

2.7 GHz

4.8 GHz

Performance Core Turbo Frequency

5.4 GHz

10

Efficiency Cores

16

10

Efficiency Core Threads

16

1.2 GHz

Efficiency Core Base Frequency

2.1 GHz

3.8 GHz

Efficiency Core Turbo Frequency

4.6 GHz

12

Total Core Count

24

14

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

27

112 K per core

L1 Cache

112 KB per core

2 MB per core

L2 Cache

23 MB

12 MB shared

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

Memory Types

DDR5-6400

96 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

120 GB/s

Max Memory Bandwidth

102.4 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1950 MHz

GPU Max Dynamic Frequency

2000 MHz

64

Shader Units

-

4

Texture Units

-

2

Raster Operation Units

-

4

Execution Units

64

7680x4320 - 60 Hz

Max Resolution

-

2.24 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core Ultra 7 155U

Official Website

4.0

PCIe Version

5

20

PCIe Lanes

Related CPU Comparisons

1

Intel Core Ultra 7 155U vs Intel Core i7 11800H

2

Intel Core Ultra 7 155U vs Intel Core i7 8569U

3

Intel Core Ultra 7 155U vs Intel Processor N97

4

Intel Core Ultra 7 155U vs Intel Core i7 10875H

5

Intel Core Ultra 7 155U vs Intel Core i7 12650H

6

Intel Core Ultra 7 155U vs AMD Ryzen 7 PRO 8845HS

7

Intel Core Ultra 7 155U vs Intel Celeron 4205U

8

Intel Core Ultra 7 155U vs Intel Core i5 1245U

9

Intel Core Ultra 7 155U vs AMD Ryzen 7 7735HS

10

Intel Core Ultra 7 155U vs Intel Core i9 12950HX

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU