Intel Core i9 10920X vs Intel Core i9 12900

VS

Intel Core i9 10920X

Intel Core i9 12900

We compared two desktop CPUs: Intel Core i9 10920X with 12 cores 3.5GHz and Intel Core i9 12900 with 16 cores 2.4GHz . 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 2.4GHz)

Intel Core i9 12900 's Advantages

Released 2 years and 3 months late

Higher specification of memory (4800 vs 2933)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (30MB vs 20MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (65W vs 165W)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 10920X

1280

Intel Core i9 12900 +55%

1988

Cinebench R23 Multi Core

Intel Core i9 10920X

15354

Intel Core i9 12900 +72%

26454

Geekbench 6 Single Core

Intel Core i9 10920X

1696

Intel Core i9 12900 +60%

2727

Geekbench 6 Multi Core

Intel Core i9 10920X

9541

Intel Core i9 12900 +40%

13396

Intel Core i9 10920X

VS

Intel Core i9 12900

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 770

-

Generation

Core i9 (Alder Lake-S)

Package

14 nm

Manufacturing Process

10 nm

165 W

Power Consumption

65 W

94 °C

Peak Operating Temperature

72 °C

-

Foundry

Intel

-

Die Size

215 mm²

CPU Performance

12

Performance Cores

8

24

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

2.4 GHz

4.6 GHz

Performance Core Turbo Frequency

5.1 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1800 MHz

-

Efficiency Core Turbo Frequency

3.8 GHz

12

Total Core Count

16

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

-

Multiplier

24.0

-

L1 Cache

80 KB per core

1 MB per core

L2 Cache

1.25 MB per core

20 MB shared

L3 Cache

30 MB shared

Yes

Unlocked Multiplier

Yes

-

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

Miscellaneous

Intel Core i9 10920X

Official Website

-

3.0

PCIe Version

5

48

PCIe Lanes

20

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

Extended Instruction Set

-

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