Intel Core i9 12900HK vs AMD Ryzen 5 PRO 8640HS

VS

Intel Core i9 12900HK

AMD Ryzen 5 PRO 8640HS

We compared two laptop CPUs: Intel Core i9 12900HK with 14 cores 2.5GHz and AMD Ryzen 5 PRO 8640HS with 6 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i9 12900HK 's Advantages

Larger L3 cache size (24MB vs 16MB)

AMD Ryzen 5 PRO 8640HS 's Advantages

Released 2 years and 3 months late

Higher specification of memory (7500 vs 5200)

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

Newer PCIe version (4 vs 4.0)

Higher base frequency (3.5GHz vs 2.5GHz)

More modern manufacturing process (4nm vs 10nm)

Lower TDP (30W vs 45W)

Score

Benchmark

Geekbench 6 Single Core

Intel Core i9 12900HK

2361

AMD Ryzen 5 PRO 8640HS +3%

2432

Geekbench 6 Multi Core

Intel Core i9 12900HK +24%

12172

AMD Ryzen 5 PRO 8640HS

9739

Intel Core i9 12900HK

VS

AMD Ryzen 5 PRO 8640HS

General Parameters

Jan 2022

Release Date

Apr 2024

Intel

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

-

Alder Lake

Core Architecture

Hawk Point

i9-12900HK

Processor Number

-

BGA-1744

Socket

AMD Socket FP7

Iris Xe Graphics (96EU)

Integrated Graphics

Radeon 760M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

10 nm

Manufacturing Process

4 nm

35-45 W

Power Consumption

20-30 W

115 W

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

-

Foundry

TSMC

-

Die Size

178 mm²

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

2.5 GHz

Performance Core Base Frequency

3.5 GHz

5 GHz

Performance Core Turbo Frequency

4.9 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

6

20

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

25x

Multiplier

35.0

80 K per core

L1 Cache

64 KB per core

1280 K per core

L2 Cache

6 MB

24 MB shared

L3 Cache

16 MB

Yes

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

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

Memory Types

DDR5-5600,LPDDR5x-7500

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

76.8 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

300 MHz

GPU Base Frequency

MHz

1450 MHz

GPU Max Dynamic Frequency

2600 MHz

768

Shader Units

-

48

Texture Units

-

24

Raster Operation Units

-

96

Execution Units

8

15 W

Power Consumption

-

1.69 TFLOPS

Graphics Performance

-

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

16 TOPS

Miscellaneous

Intel Core i9 12900HK

Official Website

AMD Ryzen 5 PRO 8640HS

4.0

PCIe Version

4

28

PCIe Lanes

20

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