Intel Core i7 7800X vs Intel Core i9 12900E

VS

Intel Core i7 7800X

Intel Core i9 12900E

We compared two desktop CPUs: Intel Core i7 7800X with 6 cores 3.5GHz and Intel Core i9 12900E with 16 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 7800X 's Advantages

Larger memory bandwidth (79.47GB/s vs 76.8GB/s)

Higher base frequency (3.5GHz vs 2.3GHz)

Intel Core i9 12900E 's Advantages

Released 4 years and 8 months late

Integrated graphics card

Higher specification of memory (4800 vs 2400)

Newer PCIe version (5 vs 3.0)

Larger L3 cache size (30MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Lower TDP (35W vs 140W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i7 7800X

1362

Intel Core i9 12900E +27%

1735

Geekbench 6 Multi Core

Intel Core i7 7800X

6082

Intel Core i9 12900E +70%

10366

Intel Core i7 7800X

VS

Intel Core i9 12900E

General Parameters

May 2017

Release Date

Jan 2022

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

-

Skylake

Core Architecture

Alder Lake-S

i7-7800X

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

140 W

Power Consumption

35 W

100 °C

Peak Operating Temperature

72 °C

-

Foundry

Intel

-

Die Size

215 mm²

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

2.3 GHz

4 GHz

Performance Core Turbo Frequency

5.0 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.7 GHz

-

Efficiency Core Turbo Frequency

3.8 GHz

6

Total Core Count

16

12

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

23

64 K per core

L1 Cache

80 KB per core

1 MB per core

L2 Cache

14 MB

8 MB shared

L3 Cache

30 MB

Yes

Unlocked Multiplier

Yes

-

SMP

1

Memory Parameters

DDR4-2400

Memory Types

DDR4-3200, DDR5-4800

128 GB

Max Memory Size

-

4

Max Memory Channels

2

79.47 GB/s

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

-

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

-

GPU Max Dynamic Frequency

1550 MHz

-

Execution Units

32

Miscellaneous

Intel Core i7 7800X

Official Website

Intel Core i9 12900E

3.0

PCIe Version

5

28

PCIe Lanes

20

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

Extended Instruction Set

-

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