Intel Core i9 12900K vs Pentium 1403 V2

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We compared two desktop CPUs: Intel Core i9 12900K with 16 cores 32GHz and Pentium 1403 V2 with 2 cores 2.6GHz . 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 7 years and 9 months late

Integrated graphics card

Higher specification of memory (DDR5-4800 vs DDR3-1600)

Newer PCIe version (5.0 vs 3)

Higher base frequency (32GHz vs 2.6GHz)

Larger L3 cache size (30MB vs 6MB)

More modern manufacturing process (10nm vs 22nm)

Pentium 1403 V2 's Advantages

Lower TDP (80W vs 125W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900K +427%

2631

Pentium 1403 V2

499

Geekbench 6 Multi Core

Intel Core i9 12900K +1799%

17004

Pentium 1403 V2

895

Geekbench 5 Single Core

Intel Core i9 12900K +249%

1970

Pentium 1403 V2

564

Geekbench 5 Multi Core

Intel Core i9 12900K +1529%

17028

Pentium 1403 V2

1045

Intel Core i9 12900K

VS

Pentium 1403 V2

General Parameters

Oct 2021

Release Date

Jan 2014

Intel

Manufacturer

Intel

Desktop

Type

Desktop

x86-64

Instruction Set

-

Alder Lake

Core Architecture

Ivy Bridge-EN

i9-12900K

Processor Number

-

LGA-1700

Socket

Intel Socket 1356

UHD Graphics 770

Integrated Graphics

N/A

-

Generation

Pentium (Ivy Bridge)

Package

-

Transistor Count

1.008 billions

10 nm

Manufacturing Process

22 nm

LGA-1700

Socket

Intel Socket 1356

125 W

Power Consumption

80 W

100°C

Peak Operating Temperature

80 °C

-

Foundry

Intel

-

Die Size

133 mm²

-

Package

FC-LGA12A

CPU Performance

8

Performance Cores

-

16

Performance Core Threads

-

3,2 GHz

Performance Core Base Frequency

2.6 GHz

5.1 GHz

Performance Core Turbo Frequency

0

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

2

100 MHz

Bus Frequency

100 MHz

32x

Multiplier

26.0

64 K per core

L1 Cache

64 K per core

14 MB shared

L2 Cache

256 K per core

30 MB shared

L3 Cache

6 MB shared

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR5-4800, DDR4-3200

Memory Types

DDR3-1600

128 GB

Max Memory Size

-

2

Max Memory Channels

3

76.8 GB/s

Max Memory Bandwidth

-

Yes

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

-

300 MHz

GPU Base Frequency

-

1550 MHz

GPU Max Dynamic Frequency

-

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

-

5.0

PCIe Version

3

20

PCIe Lanes

24

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