Intel Core i9 12900H vs Intel Core i7 8705G

VS

Intel Core i9 12900H

Intel Core i7 8705G

We compared two laptop CPUs: Intel Core i9 12900H with 14 cores 2.5GHz and Intel Core i7 8705G with 4 cores 3.1GHz . 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 4 years late

Integrated graphics card

Higher specification of memory (5200 vs 2400)

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

Newer PCIe version (4.0 vs 3.0)

Larger L3 cache size (24MB vs 8MB)

More modern manufacturing process (10nm vs 14nm)

Intel Core i7 8705G 's Advantages

Higher base frequency (3.1GHz vs 2.5GHz)

Score

Benchmark

Cinebench R23 Single Core

Intel Core i9 12900H +70%

1906

Intel Core i7 8705G

1116

Cinebench R23 Multi Core

Intel Core i9 12900H +236%

16503

Intel Core i7 8705G

4907

Geekbench 6 Single Core

Intel Core i9 12900H +116%

2397

Intel Core i7 8705G

1106

Geekbench 6 Multi Core

Intel Core i9 12900H +286%

11973

Intel Core i7 8705G

3101

Geekbench 5 Single Core

Intel Core i9 12900H +80%

1839

Intel Core i7 8705G

1020

Geekbench 5 Multi Core

Intel Core i9 12900H +229%

12692

Intel Core i7 8705G

3854

Passmark CPU Single Core

Intel Core i9 12900H +68%

3811

Intel Core i7 8705G

2256

Passmark CPU Multi Core

Intel Core i9 12900H +264%

28264

Intel Core i7 8705G

7755

Intel Core i9 12900H

VS

Intel Core i7 8705G

General Parameters

Jan 2022

Release Date

Jan 2018

Intel

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Alder Lake

Core Architecture

Kaby Lake G

i9-12900H

Processor Number

i7-8705G

BGA-1744

Socket

BGA-2270

Iris Xe Graphics (96EU)

Integrated Graphics

-

Package

10 nm

Manufacturing Process

14 nm

35-45 W

Power Consumption

0 W

115 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100 °C

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

8

2.5 GHz

Performance Core Base Frequency

3.1 GHz

5 GHz

Performance Core Turbo Frequency

4.1 GHz

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

4

20

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

25x

Multiplier

31x

80 K per core

L1 Cache

64 K per core

1280 K per core

L2 Cache

256 K per core

24 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

Memory Parameters

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

Memory Types

DDR4-2400

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

-

300 MHz

GPU Base Frequency

-

1450 MHz

GPU Max Dynamic Frequency

-

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 Core i7 8705G

4.0

PCIe Version

3.0

28

PCIe Lanes

8

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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