AMD Ryzen 7 7840HS vs Intel Core i9 12900H

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We compared two laptop CPUs: AMD Ryzen 7 7840HS with 8 cores 3.8GHz and Intel Core i9 12900H with 14 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840HS 's Advantages

Released 1 years late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR5-5200)

Larger memory bandwidth (89.6GB/s vs 76.8GB/s)

Higher base frequency (3.8GHz vs 2.5GHz)

Lower TDP (35W vs 35W)

Intel Core i9 12900H 's Advantages

Larger L3 cache size (24MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840HS

1789

Intel Core i9 12900H +6%

1911

Cinebench R23 Multi Core

AMD Ryzen 7 7840HS +2%

16992

Intel Core i9 12900H

16654

Geekbench 6 Single Core

AMD Ryzen 7 7840HS +3%

2477

Intel Core i9 12900H

2397

Geekbench 6 Multi Core

AMD Ryzen 7 7840HS +1%

12153

Intel Core i9 12900H

11973

Blender

AMD Ryzen 7 7840HS +15%

265

Intel Core i9 12900H

229

Geekbench 5 Single Core

AMD Ryzen 7 7840HS +4%

1915

Intel Core i9 12900H

1839

Geekbench 5 Multi Core

AMD Ryzen 7 7840HS

11238

Intel Core i9 12900H +12%

12692

Passmark CPU Single Core

AMD Ryzen 7 7840HS +3%

3932

Intel Core i9 12900H

3811

Passmark CPU Multi Core

AMD Ryzen 7 7840HS

28406

Intel Core i9 12900H

28264

AMD Ryzen 7 7840HS

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Intel Core i9 12900H

General Parameters

Jan 2023

Release Date

Jan 2022

AMD

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Phoenix)

Core Architecture

Alder Lake

-

Processor Number

i9-12900H

FP8

Socket

BGA-1744

Radeon 780M

Integrated Graphics

Iris Xe Graphics (96EU)

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

10 nm

FP8

Socket

BGA-1744

35-54 W

Power Consumption

35-45 W

-

Max Turbo Power Consumption

115 W

100°C

Peak Operating Temperature

100°C

CPU Performance

8

Performance Cores

6

16

Performance Core Threads

12

3.8 GHz

Performance Core Base Frequency

2.5 GHz

5.1 GHz

Performance Core Turbo Frequency

5 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.8 GHz

-

Efficiency Core Turbo Frequency

3.8 GHz

8

Total Core Count

14

16

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

38x

Multiplier

25x

64 K per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

1280 K per core

16 MB shared

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

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

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

76.8 GB/s

-

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2700 MHz

GPU Max Dynamic Frequency

1450 MHz

768

Shader Units

768

48

Texture Units

48

32

Raster Operation Units

24

12

Execution Units

96

15 W

Power Consumption

15 W

7680x4320 - 60 Hz

Max Resolution

-

10 TFLOPS

Graphics Performance

1.69 TFLOPS

Miscellaneous

AMD Ryzen 7 7840HS

Official Website

Intel Core i9 12900H

4.0

PCIe Version

4.0

20

PCIe Lanes

28

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