AMD Ryzen 7 7840H vs Intel Core i9 12900HX

VS

AMD Ryzen 7 7840H

Intel Core i9 12900HX

We compared two laptop CPUs: AMD Ryzen 7 7840H with 8 cores 3.8GHz and Intel Core i9 12900HX with 16 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7840H 's Advantages

Released 8 months late

Better graphics card performance

Higher specification of memory (5600 vs 4800)

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

Higher base frequency (3.8GHz vs 2.3GHz)

More modern manufacturing process (4nm vs 10nm)

Lower TDP (35W vs 55W)

Intel Core i9 12900HX 's Advantages

Newer PCIe version (5.0 vs 4)

Larger L3 cache size (30MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7840H

1757

Intel Core i9 12900HX +8%

1904

Cinebench R23 Multi Core

AMD Ryzen 7 7840H

15930

Intel Core i9 12900HX +31%

20977

Geekbench 6 Single Core

AMD Ryzen 7 7840H +4%

2625

Intel Core i9 12900HX

2519

Geekbench 6 Multi Core

AMD Ryzen 7 7840H

11813

Intel Core i9 12900HX +22%

14447

Blender

AMD Ryzen 7 7840H

224

Intel Core i9 12900HX +25%

280

Geekbench 5 Single Core

AMD Ryzen 7 7840H

1909

Intel Core i9 12900HX

1896

Geekbench 5 Multi Core

AMD Ryzen 7 7840H

11494

Intel Core i9 12900HX +40%

16154

Passmark CPU Single Core

AMD Ryzen 7 7840H +1%

3947

Intel Core i9 12900HX

3874

Passmark CPU Multi Core

AMD Ryzen 7 7840H

28248

Intel Core i9 12900HX +22%

34632

AMD Ryzen 7 7840H

VS

Intel Core i9 12900HX

General Parameters

Jan 2023

Release Date

May 2022

AMD

Manufacturer

Intel

Laptop

Type

Laptop

-

Instruction Set

x86-64

Phoenix

Core Architecture

Alder Lake

-

Processor Number

i9-12900HX

AMD Socket FP8

Socket

BGA-1964

Radeon 780M

Integrated Graphics

UHD Graphics (32EU)

Ryzen 7 (Zen 4 (Phoenix))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

10 nm

35 W

Power Consumption

45-55 W

-

Max Turbo Power Consumption

157 W

100 °C

Peak Operating Temperature

100°C

TSMC

Foundry

-

178 mm²

Die Size

-

CPU Performance

-

Performance Cores

8

-

Performance Core Threads

16

3.8 GHz

Performance Core Base Frequency

2.3 GHz

5.1 GHz

Performance Core Turbo Frequency

5 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.7 GHz

-

Efficiency Core Turbo Frequency

3.6 GHz

8

Total Core Count

16

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

23x

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

30 MB shared

No

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600

Memory Types

DDR5-4800, DDR4-3200

256 GB

Max Memory Size

128 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

76.8 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

300 MHz

2700 MHz

GPU Max Dynamic Frequency

1550 MHz

-

Shader Units

256

-

Texture Units

16

-

Raster Operation Units

8

12

Execution Units

32

-

Power Consumption

45 W

10 TFLOPS

Graphics Performance

0.74 TFLOPS

Miscellaneous

AMD Ryzen 7 7840H

Official Website

Intel Core i9 12900HX

4

PCIe Version

5.0

20

PCIe Lanes

20

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