Intel Core i5 1345U vs Intel Core i5 8257U

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We compared two laptop CPUs: Intel Core i5 1345U with 10 cores 1.6GHz and Intel Core i5 8257U with 4 cores 1.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 1345U 's Advantages

Released 3 years and 6 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-6400 vs DDR4-2400)

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

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (1.6GHz vs 1.4GHz)

Larger L3 cache size (12MB vs 6MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (12W vs 15W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 1345U +73%

1729

Intel Core i5 8257U

996

Cinebench R23 Multi Core

Intel Core i5 1345U +100%

8101

Intel Core i5 8257U

4031

Geekbench 6 Single Core

Intel Core i5 1345U +8%

1311

Intel Core i5 8257U

1210

Geekbench 6 Multi Core

Intel Core i5 1345U +35%

5296

Intel Core i5 8257U

3922

Blender

Intel Core i5 1345U +50%

96

Intel Core i5 8257U

64

Geekbench 5 Single Core

Intel Core i5 1345U +85%

1703

Intel Core i5 8257U

916

Geekbench 5 Multi Core

Intel Core i5 1345U +105%

7844

Intel Core i5 8257U

3820

Passmark CPU Single Core

Intel Core i5 1345U +65%

3821

Intel Core i5 8257U

2302

Passmark CPU Multi Core

Intel Core i5 1345U +143%

18519

Intel Core i5 8257U

7609

Intel Core i5 1345U

VS

Intel Core i5 8257U

General Parameters

Jan 2023

Release Date

Jul 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Raptor Lake

Core Architecture

Coffee Lake

i5-1345U

Processor Number

i5-8257U

BGA-1744

Socket

BGA-1528

Iris Xe Graphics (80EU)

Integrated Graphics

Iris Plus Graphics 645

Package

10 nm

Manufacturing Process

14 nm

BGA-1744

Socket

BGA-1528

12-15 W

Power Consumption

15 W

55 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

2

Performance Cores

4

Performance Core Threads

8

1.6 GHz

Performance Core Base Frequency

1.4 GHz

4.7 GHz

Performance Core Turbo Frequency

3.9 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.2 GHz

Efficiency Core Base Frequency

-

3.5 GHz

Efficiency Core Turbo Frequency

-

10

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

-

16x

Multiplier

14x

80 K per core

L1 Cache

32 K per core

1280 K per core

L2 Cache

256 K per core

12 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

Memory Parameters

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

Memory Types

DDR4-2400, LPDDR3-2133

64 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

1250 MHz

GPU Max Dynamic Frequency

1050 MHz

640

Shader Units

384

40

Texture Units

48

20

Raster Operation Units

6

80

Execution Units

48

15 W

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

1.41 TFLOPS

Graphics Performance

0.81 TFLOPS

Miscellaneous

Intel Core i5 1345U

Official Website

Intel Core i5 8257U

4.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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