Intel Core i5 8400 vs Apple M1 Ultra

VS

Intel Core i5 8400

Apple M1 Ultra

We compared two desktop CPUs: Intel Core i5 8400 with 6 cores 2.8GHz and Apple M1 Ultra with 20 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Apple M1 Ultra 's Advantages

Released 4 years and 5 months late

Better graphics card performance

Higher specification of memory (6400 vs 2666)

Larger memory bandwidth (800GB/s vs 41.6GB/s)

Higher base frequency (3.2GHz vs 2.8GHz)

More modern manufacturing process (5nm vs 14nm)

Lower TDP (60W vs 65W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 8400

1026

Apple M1 Ultra +49%

1538

Cinebench R23 Multi Core

Intel Core i5 8400

5798

Apple M1 Ultra +297%

23054

Geekbench 6 Single Core

Intel Core i5 8400

1298

Apple M1 Ultra +86%

2420

Geekbench 6 Multi Core

Intel Core i5 8400

4677

Apple M1 Ultra +299%

18680

Blender

Intel Core i5 8400

83

Apple M1 Ultra +401%

416

Geekbench 5 Single Core

Intel Core i5 8400

1032

Apple M1 Ultra +71%

1768

Geekbench 5 Multi Core

Intel Core i5 8400

4611

Apple M1 Ultra +409%

23501

Passmark CPU Single Core

Intel Core i5 8400

2387

Apple M1 Ultra +60%

3831

Passmark CPU Multi Core

Intel Core i5 8400

9214

Apple M1 Ultra +342%

40784

Intel Core i5 8400

VS

Apple M1 Ultra

General Parameters

Oct 2017

Release Date

Mar 2022

Intel

Manufacturer

Apple

Desktop

Type

Desktop

x86-64

Instruction Set

ARMv8

Coffee Lake

Core Architecture

Apple M1

i5-8400

Processor Number

APL1106/APL1W06

LGA-1151

Socket

Apple M-Socket

UHD Graphics 630

Integrated Graphics

Apple M1 Ultra GPU (64-core)

Package

-

Transistor Count

114 billions

14 nm

Manufacturing Process

5 nm

65 W

Power Consumption

60 W

100 °C

Peak Operating Temperature

-

CPU Performance

6

Performance Cores

16

6

Performance Core Threads

16

2.8 GHz

Performance Core Base Frequency

3.2 GHz

4 GHz

Performance Core Turbo Frequency

3.2 GHz

-

Efficiency Cores

4

-

Efficiency Core Threads

4

-

Efficiency Core Base Frequency

2.1 GHz

6

Total Core Count

20

6

Total Thread Count

20

100 MHz

Bus Frequency

-

28x

Multiplier

-

64 K per core

L1 Cache

192 K per core

256 K per core

L2 Cache

48 MB shared

9 MB shared

L3 Cache

-

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

LPDDR5-6400

128 GB

Max Memory Size

128 GB

2

Max Memory Channels

16

41.6 GB/s

Max Memory Bandwidth

800 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

350 MHz

GPU Base Frequency

450 MHz

1050 MHz

GPU Max Dynamic Frequency

1296 MHz

192

Shader Units

8192

24

Texture Units

512

3

Raster Operation Units

256

24

Execution Units

1024

15 W

Power Consumption

120 W

4096x2304 - 60 Hz

Max Resolution

6016x3384 - 60 Hz

0.38 TFLOPS

Graphics Performance

21.2 TFLOPS

Miscellaneous

Intel Core i5 8400

Official Website

-

3.0

PCIe Version

-

16

PCIe Lanes

-

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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