AMD Ryzen 5 8640U vs Intel Core i9 13905H

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We compared two laptop CPUs: AMD Ryzen 5 8640U with 6 cores 3.5GHz and Intel Core i9 13905H with 14 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 5 8640U 's Advantages

Released 11 months late

Better graphics card performance

Higher specification of memory (LPDDR5x-7500 vs LPDDR5-6400)

Higher base frequency (3.5GHz vs 2.6GHz)

Lower TDP (15W vs 35W)

Intel Core i9 13905H 's Advantages

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (24MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8640U

1819

Intel Core i9 13905H +11%

2028

Cinebench R23 Multi Core

AMD Ryzen 5 8640U

11872

Intel Core i9 13905H +69%

20160

Geekbench 6 Single Core

AMD Ryzen 5 8640U

2419

Intel Core i9 13905H +9%

2643

Geekbench 6 Multi Core

AMD Ryzen 5 8640U

10350

Intel Core i9 13905H +25%

12944

AMD Ryzen 5 8640U

VS

Intel Core i9 13905H

General Parameters

Dec 2023

Release Date

Jan 2023

Amd

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Raptor Lake

-

Processor Number

i9-13905H

FP7

Socket

BGA-1792

Radeon 760M

Integrated Graphics

Iris Xe Graphics (96 EU)

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

10 nm

FP7

Socket

BGA-1792

15-30 W

Power Consumption

35-45 W

-

Max Turbo Power Consumption

115 W

100°C

Peak Operating Temperature

100°C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

3.5 GHz

Performance Core Base Frequency

2.6 GHz

4.9 GHz

Performance Core Turbo Frequency

5.4 GHz

-

Efficiency Cores

8

-

Efficiency Core Threads

8

-

Efficiency Core Base Frequency

1.9 GHz

-

Efficiency Core Turbo Frequency

4.1 GHz

6

Total Core Count

14

12

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

26x

64 K per core

L1 Cache

80 K per core

1 MB per core

L2 Cache

2 MB per core

16 MB shared

L3 Cache

24 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-5200, DDR4-3200, LPDDR5-6400, LPDDR5x-6400, LPDDR4x-4267

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

300 MHz

2600 MHz

GPU Max Dynamic Frequency

1500 MHz

384

Shader Units

768

24

Texture Units

48

16

Raster Operation Units

24

6

Execution Units

96

15 W

Power Consumption

15 W

4.06 TFLOPS

Graphics Performance

1.69 TFLOPS

Miscellaneous

AMD Ryzen 5 8640U

Official Website

Intel Core i9 13905H

4.0

PCIe Version

5.0

20

PCIe Lanes

28

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