Intel Core i3 1305U vs Intel Core i5 8279U

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We compared two laptop CPUs: Intel Core i3 1305U with 5 cores 1.6GHz and Intel Core i5 8279U with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i3 1305U 's Advantages

Released 3 years and 8 months late

Better graphics card performance

Higher specification of memory (DDR5-5200 vs DDR4-2400)

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

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (10MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (12W vs 28W)

Intel Core i5 8279U 's Advantages

Higher base frequency (2.4GHz vs 1.6GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i3 1305U +47%

1605

Intel Core i5 8279U

1085

Cinebench R23 Multi Core

Intel Core i3 1305U

4413

Intel Core i5 8279U

4440

Geekbench 6 Single Core

Intel Core i3 1305U +37%

1803

Intel Core i5 8279U

1313

Geekbench 6 Multi Core

Intel Core i3 1305U

3566

Intel Core i5 8279U +25%

4465

Geekbench 5 Single Core

Intel Core i3 1305U +60%

1526

Intel Core i5 8279U

951

Geekbench 5 Multi Core

Intel Core i3 1305U +27%

5000

Intel Core i5 8279U

3929

Intel Core i3 1305U

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Intel Core i5 8279U

General Parameters

Jan 2023

Release Date

May 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Coffee Lake

i3-1305U

Processor Number

i5-8279U

BGA-1744

Socket

BGA-1528

UHD Graphics (64EU)

Integrated Graphics

Iris Plus Graphics 655

Package

10 nm

Manufacturing Process

14 nm

BGA-1744

Socket

BGA-1528

12-15 W

Power Consumption

28 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

1

Performance Cores

4

2

Performance Core Threads

8

1.6 GHz

Performance Core Base Frequency

2.4 GHz

4.5 GHz

Performance Core Turbo Frequency

4.1 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

1.3 GHz

Efficiency Core Base Frequency

-

3.3 GHz

Efficiency Core Turbo Frequency

-

5

Total Core Count

4

6

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

16x

Multiplier

24x

80 K per core

L1 Cache

32 K per core

1280 K per core

L2 Cache

256 K per core

10 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

Memory Parameters

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

Memory Types

DDR4-2400, LPDDR3-2133

64 GB

Max Memory Size

32 GB

2

Max Memory Channels

2

76.8 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

1250 MHz

GPU Max Dynamic Frequency

1150 MHz

512

Shader Units

384

32

Texture Units

48

16

Raster Operation Units

6

64

Execution Units

48

45 W

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

1.43 TFLOPS

Graphics Performance

0.81 TFLOPS

Miscellaneous

Intel Core i3 1305U

Official Website

Intel Core i5 8279U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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