Intel Atom x7 Z8750 vs Intel Core Ultra 7 155U

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Intel Atom x7-Z8750

Intel Core Ultra 7 155U

We compared two laptop CPUs: Intel Atom x7 Z8750 with 4 cores 1.6GHz 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

Intel Atom x7 Z8750 's Advantages

Lower TDP (2W vs 57W)

Intel Core Ultra 7 155U 's Advantages

Released 7 years and 11 months late

Integrated graphics card

Higher specification of memory (7467 vs 1600)

Larger memory bandwidth (120GB/s vs 25.6GB/s)

Newer PCIe version (4.0 vs 2)

Higher base frequency (1.7GHz vs 1.6GHz)

Larger L3 cache size (12MB vs 6MB)

More modern manufacturing process (7nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Atom x7 Z8750

195

Intel Core Ultra 7 155U +1078%

2299

Geekbench 6 Multi Core

Intel Atom x7 Z8750

567

Intel Core Ultra 7 155U +1511%

9138

Intel Atom x7 Z8750

VS

Intel Core Ultra 7 155U

General Parameters

Jan 2016

Release Date

Dec 2023

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Cherry Trail

Core Architecture

Meteor Lake

-

Processor Number

155U

UTFCBGA1380

Socket

FCBGA-2049

Intel HD Graphics 405 Mobile

Integrated Graphics

Arc Graphics (4-Cores)

Atom (Cherry Trail)

Generation

-

Package

14 nm

Manufacturing Process

7 nm

2 W

Power Consumption

12-57 W

-

Peak Operating Temperature

110°C

Intel

Foundry

-

CPU Performance

-

Performance Cores

2

-

Performance Core Threads

4

1.6 GHz

Performance Core Base Frequency

1.7 GHz

2.56 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

4

Total Core Count

12

4

Total Thread Count

14

100 MHz

Bus Frequency

100 MHz

16

Multiplier

17x

96 KB per core

L1 Cache

112 K per core

2 MB shared

L2 Cache

2 MB per core

6 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

LPDDR3-1600

Memory Types

LPDDR5-7467, LPDDR5x-7467, DDR5-5600

8 GB

Max Memory Size

96 GB

2

Max Memory Channels

2

25.6 GB/s

Max Memory Bandwidth

120 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

200 MHz

GPU Base Frequency

-

600 MHz

GPU Max Dynamic Frequency

1950 MHz

-

Shader Units

64

-

Texture Units

4

-

Raster Operation Units

2

16

Execution Units

4

-

Max Resolution

7680x4320 - 60 Hz

-

Graphics Performance

2.24 TFLOPS

Miscellaneous

Intel Atom x7 Z8750

Official Website

Intel Core Ultra 7 155U

2

PCIe Version

4.0

2

PCIe Lanes

20

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