Intel Core Ultra 7 155U vs Intel Core i7 8559U

VS

Intel Core Ultra 7 155U

Intel Core i7 8559U

We compared two laptop CPUs: Intel Core Ultra 7 155U with 12 cores 1.7GHz and Intel Core i7 8559U with 4 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

Released 5 years and 8 months late

Higher specification of memory (7467 vs 2400)

Larger memory bandwidth (120GB/s vs 37.5GB/s)

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (7nm vs 14nm)

Intel Core i7 8559U 's Advantages

Higher base frequency (2.7GHz vs 1.7GHz)

Lower TDP (28W vs 57W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core Ultra 7 155U +62%

2299

Intel Core i7 8559U

1416

Geekbench 6 Multi Core

Intel Core Ultra 7 155U +87%

9138

Intel Core i7 8559U

4869

Blender

Intel Core Ultra 7 155U +102%

140

Intel Core i7 8559U

69

Intel Core Ultra 7 155U

VS

Intel Core i7 8559U

General Parameters

Dec 2023

Release Date

Apr 2018

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Meteor Lake

Core Architecture

Kaby Lake-R

155U

Processor Number

-

FCBGA-2049

Socket

Intel BGA 1356

Arc Graphics (4-Cores)

Integrated Graphics

Iris Pro Plus

-

Generation

Core i7 (Kaby Lake-U Refresh)

Package

7 nm

Manufacturing Process

14 nm

12-57 W

Power Consumption

28 W

110°C

Peak Operating Temperature

72 °C

-

Foundry

Intel

-

Die Size

123 mm²

CPU Performance

2

Performance Cores

-

4

Performance Core Threads

-

1.7 GHz

Performance Core Base Frequency

2.7 GHz

4.8 GHz

Performance Core Turbo Frequency

4.5 GHz

10

Efficiency Cores

-

10

Efficiency Core Threads

-

1.2 GHz

Efficiency Core Base Frequency

-

3.8 GHz

Efficiency Core Turbo Frequency

-

12

Total Core Count

4

14

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

27.0

112 K per core

L1 Cache

64 KB per core

2 MB per core

L2 Cache

256 KB per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

Memory Types

DDR4-2400, LPDDR3-2133

96 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

120 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

1950 MHz

GPU Max Dynamic Frequency

1200 MHz

64

Shader Units

-

4

Texture Units

-

2

Raster Operation Units

-

4

Execution Units

-

7680x4320 - 60 Hz

Max Resolution

-

2.24 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core Ultra 7 155U

Official Website

Intel Core i7 8559U

4.0

PCIe Version

-

20

PCIe Lanes

-

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