Intel Core i7 14700F vs Intel Core i5 8400T

VS

Intel Core i7 14700F

Intel Core i5 8400T

We compared two desktop CPUs: Intel Core i7 14700F with 20 cores 2.1GHz and Intel Core i5 8400T with 6 cores 1.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 14700F 's Advantages

Released 5 years and 9 months late

Higher specification of memory (5600 vs 2666)

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

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (2.1GHz vs 1.7GHz)

Larger L3 cache size (33MB vs 9MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i5 8400T 's Advantages

Integrated graphics card

Lower TDP (35W vs 65W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i7 14700F +170%

2097

Intel Core i5 8400T

774

Cinebench R23 Multi Core

Intel Core i7 14700F +801%

32790

Intel Core i5 8400T

3638

Geekbench 6 Single Core

Intel Core i7 14700F +143%

2724

Intel Core i5 8400T

1120

Geekbench 6 Multi Core

Intel Core i7 14700F +390%

18009

Intel Core i5 8400T

3670

Blender

Intel Core i7 14700F +1148%

437

Intel Core i5 8400T

35

Passmark CPU Single Core

Intel Core i7 14700F +127%

4363

Intel Core i5 8400T

1917

Passmark CPU Multi Core

Intel Core i7 14700F +527%

46760

Intel Core i5 8400T

7447

Intel Core i7 14700F

VS

Intel Core i5 8400T

General Parameters

Jan 2024

Release Date

Apr 2018

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Raptor Lake Refresh

Core Architecture

Coffee Lake

i7-14700F

Processor Number

i5-8400T

LGA-1700

Socket

LGA-1151

No

Integrated Graphics

UHD Graphics 630

Package

10 nm

Manufacturing Process

14 nm

65 W

Power Consumption

35 W

219 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

6

2.1 GHz

Performance Core Base Frequency

1.7 GHz

5.4 GHz

Performance Core Turbo Frequency

3.3 GHz

12

Efficiency Cores

-

12

Efficiency Core Threads

-

1.5 GHz

Efficiency Core Base Frequency

-

4.2 GHz

Efficiency Core Turbo Frequency

-

20

Total Core Count

6

28

Total Thread Count

6

100 MHz

Bus Frequency

100 MHz

21x

Multiplier

17x

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

33 MB shared

L3 Cache

9 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, DDR4-3200

Memory Types

DDR4-2666

192 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

41.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

350 MHz

-

GPU Max Dynamic Frequency

1050 MHz

-

Shader Units

192

-

Texture Units

24

-

Raster Operation Units

3

-

Execution Units

24

-

Power Consumption

15 W

-

Max Resolution

4096x2304 - 60 Hz

-

Graphics Performance

0.38 TFLOPS

Miscellaneous

Intel Core i7 14700F

Official Website

Intel Core i5 8400T

5.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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