Intel Core i9 12900K vs Intel Pentium Gold G5420

VS

Intel Core i9 12900K

Intel Pentium Gold G5420

We compared two desktop CPUs: Intel Core i9 12900K with 16 cores 32GHz and Intel Pentium Gold G5420 with 2 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900K 's Advantages

Released 2 years and 6 months late

Higher specification of memory (4800 vs 2400)

Larger memory bandwidth (76.8GB/s vs 37.5GB/s)

Newer PCIe version (5.0 vs 3.0)

Higher base frequency (32GHz vs 3.8GHz)

Larger L3 cache size (30MB vs 4MB)

More modern manufacturing process (10nm vs 14nm)

Intel Pentium Gold G5420 's Advantages

Lower TDP (54W vs 125W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900K +218%

2631

Intel Pentium Gold G5420

825

Geekbench 6 Multi Core

Intel Core i9 12900K +944%

17004

Intel Pentium Gold G5420

1628

Geekbench 5 Single Core

Intel Core i9 12900K +111%

1970

Intel Pentium Gold G5420

930

Geekbench 5 Multi Core

Intel Core i9 12900K +759%

17028

Intel Pentium Gold G5420

1981

Passmark CPU Single Core

Intel Core i9 12900K +84%

4173

Intel Pentium Gold G5420

2267

Passmark CPU Multi Core

Intel Core i9 12900K +1049%

41390

Intel Pentium Gold G5420

3600

Intel Core i9 12900K

VS

Intel Pentium Gold G5420

General Parameters

Oct 2021

Release Date

Apr 2019

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Coffee Lake

i9-12900K

Processor Number

G5420

LGA-1700

Socket

LGA-1151

UHD Graphics 770

Integrated Graphics

UHD Graphics 610

Package

10 nm

Manufacturing Process

14 nm

125 W

Power Consumption

54 W

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

2

16

Performance Core Threads

4

3,2 GHz

Performance Core Base Frequency

3.8 GHz

5.1 GHz

Performance Core Turbo Frequency

-

8

Efficiency Cores

-

8

Efficiency Core Threads

-

2.4 GHz

Efficiency Core Base Frequency

-

3.9 GHz

Efficiency Core Turbo Frequency

-

16

Total Core Count

2

24

Total Thread Count

4

100 MHz

Bus Frequency

-

32x

Multiplier

-

64 K per core

L1 Cache

-

14 MB shared

L2 Cache

-

30 MB shared

L3 Cache

4 MB shared

Yes

Unlocked Multiplier

-

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR4-2400

128 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

37.5 GB/s

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1550 MHz

GPU Max Dynamic Frequency

1050 MHz

256

Shader Units

-

16

Texture Units

-

8

Raster Operation Units

-

32

Execution Units

-

15 W

Power Consumption

-

0.78 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 12900K

Official Website

Intel Pentium Gold G5420

5.0

PCIe Version

3.0

20

PCIe Lanes

16

-

Extended Instruction Set

SSE4.1, SSE4.2

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