Intel Core i9 12900H vs Intel Pentium Gold 6405U

VS

Intel Core i9 12900H

Intel Pentium Gold 6405U

We compared two laptop CPUs: Intel Core i9 12900H with 14 cores 2.5GHz and Intel Pentium Gold 6405U with 2 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900H 's Advantages

Released 2 years and 3 months late

Higher specification of memory (5200 vs 2400)

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

Newer PCIe version (4.0 vs 2.0)

Higher base frequency (2.5GHz vs 2.4GHz)

Larger L3 cache size (24MB vs 2MB)

More modern manufacturing process (10nm vs 14nm)

Intel Pentium Gold 6405U 's Advantages

Lower TDP (15W vs 45W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900H +382%

2397

Intel Pentium Gold 6405U

497

Geekbench 6 Multi Core

Intel Core i9 12900H +1060%

11973

Intel Pentium Gold 6405U

1032

Geekbench 5 Single Core

Intel Core i9 12900H +219%

1839

Intel Pentium Gold 6405U

575

Geekbench 5 Multi Core

Intel Core i9 12900H +867%

12692

Intel Pentium Gold 6405U

1312

Passmark CPU Single Core

Intel Core i9 12900H +175%

3811

Intel Pentium Gold 6405U

1385

Passmark CPU Multi Core

Intel Core i9 12900H +1119%

28264

Intel Pentium Gold 6405U

2317

Intel Core i9 12900H

VS

Intel Pentium Gold 6405U

General Parameters

Jan 2022

Release Date

Oct 2019

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Comet Lake

i9-12900H

Processor Number

6405U

BGA-1744

Socket

BGA-1528

Iris Xe Graphics (96EU)

Integrated Graphics

UHD Graphics

Package

10 nm

Manufacturing Process

14 nm

35-45 W

Power Consumption

15 W

115 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

6

Performance Cores

2

12

Performance Core Threads

4

2.5 GHz

Performance Core Base Frequency

2.4 GHz

5 GHz

Performance Core Turbo Frequency

-

8

Efficiency Cores

-

8

Efficiency Core Threads

-

1.8 GHz

Efficiency Core Base Frequency

-

3.8 GHz

Efficiency Core Turbo Frequency

-

14

Total Core Count

2

20

Total Thread Count

4

100 MHz

Bus Frequency

-

25x

Multiplier

-

80 K per core

L1 Cache

-

1280 K per core

L2 Cache

-

24 MB shared

L3 Cache

2 MB shared

No

Unlocked Multiplier

-

Memory Parameters

DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267

Memory Types

DDR4-2400, LPDDR3-2133

64 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

-

1450 MHz

GPU Max Dynamic Frequency

950 MHz

768

Shader Units

-

48

Texture Units

-

24

Raster Operation Units

-

96

Execution Units

-

15 W

Power Consumption

-

1.69 TFLOPS

Graphics Performance

-

Miscellaneous

Intel Core i9 12900H

Official Website

Intel Pentium Gold 6405U

4.0

PCIe Version

2.0

28

PCIe Lanes

12

-

Extended Instruction Set

SSE4.1, SSE4.2

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