Intel Core i7 1355U vs Intel Core i7 8559U

VS

Intel Core i7 1355U

Intel Core i7 8559U

We compared two laptop CPUs: Intel Core i7 1355U with 10 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 i7 1355U 's Advantages

Released 4 years and 9 months late

Higher specification of memory (6400 vs 2400)

Larger memory bandwidth (89.6GB/s vs 37.5GB/s)

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (15W vs 28W)

Intel Core i7 8559U 's Advantages

Higher base frequency (2.7GHz vs 1.7GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 1355U +68%

2379

Intel Core i7 8559U

1416

Geekbench 6 Multi Core

Intel Core i7 1355U +63%

7945

Intel Core i7 8559U

4869

Blender

Intel Core i7 1355U +73%

120

Intel Core i7 8559U

69

Intel Core i7 1355U

VS

Intel Core i7 8559U

General Parameters

Jan 2023

Release Date

Apr 2018

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

-

Raptor Lake

Core Architecture

Kaby Lake-R

i7-1355U

Processor Number

-

BGA-1744

Socket

Intel BGA 1356

Iris Xe Graphics (96EU)

Integrated Graphics

Iris Pro Plus

-

Generation

Core i7 (Kaby Lake-U Refresh)

Package

10 nm

Manufacturing Process

14 nm

12-15 W

Power Consumption

28 W

55 W

Max Turbo Power Consumption

-

100°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

5 GHz

Performance Core Turbo Frequency

4.5 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.2 GHz

Efficiency Core Base Frequency

-

3.7 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

27.0

80 K per core

L1 Cache

64 KB per core

1280 K per core

L2 Cache

256 KB per core

12 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267

Memory Types

DDR4-2400, LPDDR3-2133

96 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

300 MHz

1300 MHz

GPU Max Dynamic Frequency

1200 MHz

768

Shader Units

-

48

Texture Units

-

24

Raster Operation Units

-

96

Execution Units

-

15 W

Power Consumption

-

1.69 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i7 1355U

Official Website

Intel Core i7 8559U

4.0

PCIe Version

-

20

PCIe Lanes

-

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