Intel Core i9 12900 vs Intel Core i7 7740X

VS

Intel Core i9 12900

Intel Core i7 7740X

We compared two desktop CPUs: Intel Core i9 12900 with 16 cores 2.4GHz and Intel Core i7 7740X with 4 cores 4.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900 's Advantages

Released 4 years and 8 months late

Higher specification of memory (4800 vs 2666)

Larger memory bandwidth (76.8GB/s vs 42.7GB/s)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (30MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (65W vs 112W)

Intel Core i7 7740X 's Advantages

Higher base frequency (4.3GHz vs 2.4GHz)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900 +75%

2727

Intel Core i7 7740X

1553

Geekbench 6 Multi Core

Intel Core i9 12900 +142%

13396

Intel Core i7 7740X

5516

Intel Core i9 12900

VS

Intel Core i7 7740X

General Parameters

Jan 2022

Release Date

May 2017

Intel

Manufacturer

Intel

Desktop

Type

Desktop

-

Instruction Set

x86-64

Alder Lake-S

Core Architecture

Kaby Lake

-

Processor Number

i7-7740X

Intel Socket 1700

Socket

LGA-2066

UHD Graphics 770

Integrated Graphics

N/A

Core i9 (Alder Lake-S)

Generation

-

Package

10 nm

Manufacturing Process

14 nm

65 W

Power Consumption

112 W

72 °C

Peak Operating Temperature

100 °C

Intel

Foundry

-

215 mm²

Die Size

-

CPU Performance

8

Performance Cores

4

16

Performance Core Threads

8

2.4 GHz

Performance Core Base Frequency

4.3 GHz

5.1 GHz

Performance Core Turbo Frequency

4.5 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

4

24

Total Thread Count

8

100 MHz

Bus Frequency

-

24.0

Multiplier

43x

80 KB per core

L1 Cache

64 K per core

1.25 MB per core

L2 Cache

256 K per core

30 MB shared

L3 Cache

8 MB shared

Yes

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR4-3200, DDR5-4800

Memory Types

DDR4-2666

-

Max Memory Size

64 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

42.7 GB/s

No

ECC Memory Support

No

Miscellaneous

-

Official Website

Intel Core i7 7740X

5

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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