Intel Core i5 8400T vs Intel Core i9 13900

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We compared two desktop CPUs: Intel Core i5 8400T with 6 cores 1.7GHz and Intel Core i9 13900 with 24 cores 2.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 8400T 's Advantages

Lower TDP (35W vs 65W)

Intel Core i9 13900 's Advantages

Released 4 years and 9 months late

Better graphics card performance

Higher specification of memory (DDR5-5600 vs DDR4-2666)

Larger memory bandwidth (89.6GB/s vs 41.6GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (2.0GHz vs 1.7GHz)

Larger L3 cache size (36MB vs 9MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i5 8400T

774

Intel Core i9 13900 +182%

2190

Cinebench R23 Multi Core

Intel Core i5 8400T

3638

Intel Core i9 13900 +883%

35774

Geekbench 6 Single Core

Intel Core i5 8400T

1120

Intel Core i9 13900 +168%

3006

Geekbench 6 Multi Core

Intel Core i5 8400T

3670

Intel Core i9 13900 +419%

19064

Blender

Intel Core i5 8400T

35

Intel Core i9 13900 +1000%

385

Geekbench 5 Single Core

Intel Core i5 8400T

886

Intel Core i9 13900 +138%

2111

Geekbench 5 Multi Core

Intel Core i5 8400T

4000

Intel Core i9 13900 +446%

21870

Passmark CPU Single Core

Intel Core i5 8400T

1917

Intel Core i9 13900 +126%

4339

Passmark CPU Multi Core

Intel Core i5 8400T

7447

Intel Core i9 13900 +543%

47914

Intel Core i5 8400T

VS

Intel Core i9 13900

General Parameters

Apr 2018

Release Date

Jan 2023

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Coffee Lake

Core Architecture

Raptor Lake

i5-8400T

Processor Number

i9-13900

LGA-1151

Socket

LGA-1700

UHD Graphics 630

Integrated Graphics

UHD Graphics 770

Package

14 nm

Manufacturing Process

10 nm

LGA-1151

Socket

LGA-1700

35 W

Power Consumption

65 W

-

Max Turbo Power Consumption

219 W

100 °C

Peak Operating Temperature

100°C

CPU Performance

6

Performance Cores

8

6

Performance Core Threads

16

1.7 GHz

Performance Core Base Frequency

2.0 GHz

3.3 GHz

Performance Core Turbo Frequency

5.2 GHz

-

Efficiency Cores

16

-

Efficiency Core Threads

16

-

Efficiency Core Base Frequency

1.5 GHz

-

Efficiency Core Turbo Frequency

4.2 GHz

6

Total Core Count

24

6

Total Thread Count

32

100 MHz

Bus Frequency

100 MHz

17x

Multiplier

20x

64 K per core

L1 Cache

80 K per core

256 K per core

L2 Cache

2 MB per core

9 MB shared

L3 Cache

36 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR4-2666

Memory Types

DDR5-5600, DDR4-3200

128 GB

Max Memory Size

192 GB

2

Max Memory Channels

2

41.6 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

350 MHz

GPU Base Frequency

300 MHz

1050 MHz

GPU Max Dynamic Frequency

1650 MHz

192

Shader Units

256

24

Texture Units

16

3

Raster Operation Units

8

24

Execution Units

32

15 W

Power Consumption

15 W

4096x2304 - 60 Hz

Max Resolution

-

0.38 TFLOPS

Graphics Performance

0.78 TFLOPS

Miscellaneous

Intel Core i5 8400T

Official Website

Intel Core i9 13900

3.0

PCIe Version

5.0

16

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2

Extended Instruction Set

-

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