Intel Core i7 8559U vs Intel Core i7 1260U

VS

Intel Core i7 8559U

Intel Core i7 1260U

We compared two laptop CPUs: Intel Core i7 8559U with 4 cores 2.7GHz and Intel Core i7 1260U with 10 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 8559U 's Advantages

Higher base frequency (2.7GHz vs 1.1GHz)

Intel Core i7 1260U 's Advantages

Released 3 years and 10 months late

Higher specification of memory (5200 vs 2400)

Larger memory bandwidth (76.8GB/s vs 37.5GB/s)

Larger L3 cache size (12MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (9W vs 28W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 8559U +17%

1416

Intel Core i7 1260U

1202

Geekbench 6 Multi Core

Intel Core i7 8559U +15%

4869

Intel Core i7 1260U

4233

Intel Core i7 8559U

VS

Intel Core i7 1260U

General Parameters

Apr 2018

Release Date

Feb 2022

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Kaby Lake-R

Core Architecture

Alder Lake

-

Processor Number

i7-1260U

Intel BGA 1356

Socket

BGA-1781

Iris Pro Plus

Integrated Graphics

Iris Xe Graphics (96EU)

Core i7 (Kaby Lake-U Refresh)

Generation

-

Package

14 nm

Manufacturing Process

10 nm

28 W

Power Consumption

9 W

-

Max Turbo Power Consumption

29 W

72 °C

Peak Operating Temperature

100°C

Intel

Foundry

-

123 mm²

Die Size

-

CPU Performance

-

Performance Cores

2

-

Performance Core Threads

4

2.7 GHz

Performance Core Base Frequency

1.1 GHz

4.5 GHz

Performance Core Turbo Frequency

4.7 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

0.8 GHz

-

Efficiency Core Turbo Frequency

3.5 GHz

4

Total Core Count

10

8

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

27.0

Multiplier

11x

64 KB per core

L1 Cache

80 K per core

256 KB per core

L2 Cache

1280 K per core

8 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR4-2400, LPDDR3-2133

Memory Types

LPDDR5-5200, LPDDR4x-4267

32 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

37.5 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

300 MHz

1200 MHz

GPU Max Dynamic Frequency

950 MHz

-

Shader Units

768

-

Texture Units

48

-

Raster Operation Units

24

-

Execution Units

96

-

Power Consumption

15 W

-

Graphics Performance

1.69 TFLOPS

Miscellaneous

Intel Core i7 8559U

Official Website

Intel Core i7 1260U

-

PCIe Version

4.0

-

PCIe Lanes

14

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