Intel Core i9 10920X vs Intel Core i5 12400T

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Intel Core i9 10920X

Intel Core i5 12400T

We compared two desktop CPUs: Intel Core i9 10920X with 12 cores 3.5GHz and Intel Core i5 12400T with 6 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 10920X 's Advantages

Larger memory bandwidth (93.8GB/s vs 76.8GB/s)

Higher base frequency (3.5GHz vs 1.8GHz)

Larger L3 cache size (20MB vs 18MB)

Intel Core i5 12400T 's Advantages

Released 2 years and 3 months late

Integrated graphics card

Higher specification of memory (4800 vs 2933)

Newer PCIe version (5 vs 3.0)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (35W vs 165W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 10920X

1696

Intel Core i5 12400T +20%

2041

Geekbench 6 Multi Core

Intel Core i9 10920X +41%

9541

Intel Core i5 12400T

6750

Intel Core i9 10920X

VS

Intel Core i5 12400T

General Parameters

Oct 2019

Release Date

Jan 2022

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

-

Cascade Lake

Core Architecture

Alder Lake-S

i9-10920X

Processor Number

-

LGA-2066

Socket

Intel Socket 1700

N/A

Integrated Graphics

UHD Graphics 730

-

Generation

Core i5 (Alder Lake-S)

Package

14 nm

Manufacturing Process

10 nm

165 W

Power Consumption

35 W

94 °C

Peak Operating Temperature

-

Foundry

Intel

-

Die Size

163 mm²

CPU Performance

12

Performance Cores

-

24

Performance Core Threads

-

3.5 GHz

Performance Core Base Frequency

1.8 GHz

4.6 GHz

Performance Core Turbo Frequency

4.2 GHz

12

Total Core Count

6

24

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

-

Multiplier

18.0

-

L1 Cache

80 KB per core

1 MB per core

L2 Cache

1.25 MB per core

20 MB shared

L3 Cache

18 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-2933

Memory Types

DDR4-3200, DDR5-4800

256 GB

Max Memory Size

-

4

Max Memory Channels

2

93.8 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1450 MHz

-

Execution Units

24

Miscellaneous

Intel Core i9 10920X

Official Website

Intel Core i5 12400T

3.0

PCIe Version

5

48

PCIe Lanes

20

SSE4.1, SSE4.2, AVX-2, AVX-512

Extended Instruction Set

-

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