Intel Core Ultra 5 115U vs Intel Core i5 8257U

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Intel Core Ultra 5 115U

Intel Core i5 8257U

We compared two laptop CPUs: Intel Core Ultra 5 115U with 8 cores 1.5GHz 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 Ultra 5 115U 's Advantages

Released 4 years and 5 months late

Higher specification of memory (7467 vs 2400)

Larger memory bandwidth (120GB/s vs 37.5GB/s)

Newer PCIe version (4 vs 3.0)

Higher base frequency (1.5GHz vs 1.4GHz)

Larger L3 cache size (10MB vs 6MB)

More modern manufacturing process (7nm vs 14nm)

Intel Core i5 8257U 's Advantages

Integrated graphics card

Score

Benchmark

Geekbench 6 Single Core

Intel Core Ultra 5 115U +33%

1616

Intel Core i5 8257U

1210

Geekbench 6 Multi Core

Intel Core Ultra 5 115U +36%

5338

Intel Core i5 8257U

3922

Intel Core Ultra 5 115U

VS

Intel Core i5 8257U

General Parameters

Dec 2023

Release Date

Jul 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Meteor Lake

Core Architecture

Coffee Lake

-

Processor Number

i5-8257U

Intel BGA 2049

Socket

BGA-1528

Arc Xe-LPG 48EU

Integrated Graphics

Iris Plus Graphics 645

Ultra 5 (Meteor Lake)

Generation

-

Package

7 nm

Manufacturing Process

14 nm

15 W

Power Consumption

15 W

-

Peak Operating Temperature

100 °C

Intel

Foundry

-

CPU Performance

2

Performance Cores

4

Performance Core Threads

8

1.5 GHz

Performance Core Base Frequency

1.4 GHz

4.2 GHz

Performance Core Turbo Frequency

3.9 GHz

6

Efficiency Cores

-

6

Efficiency Core Threads

-

1000 MHz

Efficiency Core Base Frequency

-

3.5 GHz

Efficiency Core Turbo Frequency

-

8

Total Core Count

4

10

Total Thread Count

8

100 MHz

Bus Frequency

-

15.0

Multiplier

14x

112 KB per core

L1 Cache

32 K per core

2 MB per core

L2 Cache

256 K per core

10 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

LPDDR5X-7467,DDR5-5600

Memory Types

DDR4-2400, LPDDR3-2133

-

Max Memory Size

32 GB

2

Max Memory Channels

2

120 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1050 MHz

-

Shader Units

384

-

Texture Units

48

-

Raster Operation Units

6

-

Execution Units

48

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.81 TFLOPS

Miscellaneous

Intel Core Ultra 5 115U

Official Website

Intel Core i5 8257U

4

PCIe Version

3.0

12

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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