Intel Core Ultra 9 285 vs Intel Core i5 6400

VS

Intel Core Ultra 9 285

Intel Core i5 6400

We compared two desktop CPUs: Intel Core Ultra 9 285 with 24 cores 2.5GHz and Intel Core i5 6400 with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core Ultra 9 285 's Advantages

Released 9 years and 1 months late

Higher specification of memory (5600 vs 2133)

Larger memory bandwidth (102.4GB/s vs 34.1GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (36MB vs 6MB)

More modern manufacturing process (7nm vs 14nm)

Intel Core i5 6400 's Advantages

Higher base frequency (2.7GHz vs 2.5GHz)

Lower TDP (65W vs 125W)

Score

Intel Core Ultra 9 285

VS

Intel Core i5 6400

General Parameters

Oct 2024

Release Date

Sep 2015

Intel

Manufacturer

Intel

Desktop

Type

Desktop

-

Instruction Set

x86-64

Arrow Lake-S

Core Architecture

Skylake

-

Processor Number

i5-6400

Intel Socket 1851

Socket

LGA-1151

Arc Xe2 Graphics 64EU

Integrated Graphics

HD Graphics 530

Ultra 9 (Arrow Lake)

Generation

-

Package

7 nm

Manufacturing Process

14 nm

125 W

Power Consumption

65 W

105 °C

Peak Operating Temperature

-

Intel

Foundry

-

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

4

2.5 GHz

Performance Core Base Frequency

2.7 GHz

5.6 GHz

Performance Core Turbo Frequency

3.3 GHz

16

Efficiency Cores

-

16

Efficiency Core Threads

-

1900 MHz

Efficiency Core Base Frequency

-

4.6 GHz

Efficiency Core Turbo Frequency

-

24

Total Core Count

4

24

Total Thread Count

4

100 MHz

Bus Frequency

100 MHz

25.0

Multiplier

27x

112 KB per core

L1 Cache

64 K per core

3 MB per core

L2 Cache

256 K per core

36 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR4-2133, DDR3L-1600

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

34.1 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

600 MHz

GPU Base Frequency

-

1800 MHz

GPU Max Dynamic Frequency

950 MHz

512

Shader Units

-

4

Execution Units

-

1.79 TFLOPS

Graphics Performance

-

Miscellaneous

Official Website

Intel Core i5 6400

5

PCIe Version

3.0

16

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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