Intel Core i5 8257U vs Intel Core Ultra 9 285H

VS

Intel Core i5 8257U

Intel Core Ultra 9 285H

We compared two laptop CPUs: Intel Core i5 8257U with 4 cores 1.4GHz and Intel Core Ultra 9 285H with 16 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 8257U 's Advantages

Lower TDP (15W vs 65W)

Intel Core Ultra 9 285H 's Advantages

Released 5 years and 5 months late

Higher specification of memory (7467 vs 2400)

Larger memory bandwidth (102.4GB/s vs 37.5GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (3.7GHz vs 1.4GHz)

Larger L3 cache size (24MB vs 6MB)

More modern manufacturing process (5nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 8257U

996

Intel Core Ultra 9 285H +91%

1908

Cinebench R23 Multi Core

Intel Core i5 8257U

4031

Intel Core Ultra 9 285H +405%

20374

Geekbench 6 Single Core

Intel Core i5 8257U

1210

Intel Core Ultra 9 285H +120%

2665

Geekbench 6 Multi Core

Intel Core i5 8257U

3922

Intel Core Ultra 9 285H +290%

15326

Intel Core i5 8257U

VS

Intel Core Ultra 9 285H

General Parameters

Jul 2019

Release Date

Dec 2024

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Arrow Lake

i5-8257U

Processor Number

285H

BGA-1528

Socket

FCLGA-1851

Iris Plus Graphics 645

Integrated Graphics

Arc Graphics

Package

14 nm

Manufacturing Process

5 nm

15 W

Power Consumption

65 W

100 °C

Peak Operating Temperature

105 °C

CPU Performance

4

Performance Cores

6

8

Performance Core Threads

6

1.4 GHz

Performance Core Base Frequency

3.7 GHz

3.9 GHz

Performance Core Turbo Frequency

5.4 GHz

-

Efficiency Cores

10

-

Efficiency Core Threads

10

-

Efficiency Core Base Frequency

0 GHz

-

Efficiency Core Turbo Frequency

4 GHz

4

Total Core Count

16

8

Total Thread Count

16

-

Bus Frequency

100 MHz

14x

Multiplier

37

32 K per core

L1 Cache

-

256 K per core

L2 Cache

2 MB per core

6 MB shared

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2400, LPDDR3-2133

Memory Types

LPDDR5-7467,LPDDR5x-7467,DDR5-5600

32 GB

Max Memory Size

192 GB

2

Max Memory Channels

2

37.5 GB/s

Max Memory Bandwidth

102.4 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1050 MHz

GPU Max Dynamic Frequency

-

384

Shader Units

-

48

Texture Units

-

6

Raster Operation Units

-

48

Execution Units

-

15 W

Power Consumption

-

4096x2304 - 60 Hz

Max Resolution

-

0.81 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i5 8257U

Official Website

-

3.0

PCIe Version

5.0

16

PCIe Lanes

28

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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