Intel Core i9 12900F vs Intel Core i9 7920X

VS

Intel Core i9 12900F Intel Core i9 7920X

We compared two desktop CPUs: Intel Core i9 12900F with 16 cores 2.4GHz and Intel Core i9 7920X with 12 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900F 's Advantages

Released 4 years and 5 months late

Higher specification of memory (DDR5-4800 vs DDR4-2666)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (30MB vs 17MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (65W vs 140W)

Intel Core i9 7920X 's Advantages

Larger memory bandwidth (85GB/s vs 76.8GB/s)

Higher base frequency (2.9GHz vs 2.4GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900F +144%

2572

Intel Core i9 7920X

1053

Geekbench 6 Multi Core

Intel Core i9 12900F +216%

13687

Intel Core i9 7920X

4327

Intel Core i9 12900F

VS

Intel Core i9 7920X

General Parameters

Jan 2022

Release Date

Aug 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

-

Instruction Set

x86-64

Alder Lake-S

Core Architecture

Skylake

-

Processor Number

i9-7920X

Intel Socket 1700

Socket

LGA-2066

N/A

Integrated Graphics

N/A

Core i9 (Alder Lake-S)

Generation

-

Package

10 nm

Manufacturing Process

14 nm

Intel Socket 1700

Socket

LGA-2066

65 W

Power Consumption

140 W

72 °C

Peak Operating Temperature

95 °C

Intel

Foundry

-

215 mm²

Die Size

-

FC-LGA16A

Package

-

CPU Performance

8

Performance Cores

12

16

Performance Core Threads

24

2.4 GHz

Performance Core Base Frequency

2.9 GHz

5.1 GHz

Performance Core Turbo Frequency

4.3 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1800 MHz

Efficiency Core Base Frequency

-

3.8 GHz

Efficiency Core Turbo Frequency

-

16

Total Core Count

12

24

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

29x

80 KB per core

L1 Cache

64 K per core

1.25 MB per core

L2 Cache

1 MB per core

30 MB shared

L3 Cache

17 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR4-3200, DDR5-4800

Memory Types

DDR4-2666

-

Max Memory Size

128 GB

2

Max Memory Channels

4

76.8 GB/s

Max Memory Bandwidth

85 GB/s

No

ECC Memory Support

No

Miscellaneous

-

Official Website

Intel Core i9 7920X

5

PCIe Version

3.0

20

PCIe Lanes

44

-

Extended Instruction Set

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

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