AMD Ryzen 5 8640HS vs Intel Core i7 8705G

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We compared two laptop CPUs: AMD Ryzen 5 8640HS with 6 cores 3.5GHz 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

AMD Ryzen 5 8640HS 's Advantages

Released 5 years and 11 months late

Integrated graphics card

Higher specification of memory (LPDDR5x-7500 vs DDR4-2400)

Larger memory bandwidth (89.6GB/s vs 37.5GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.5GHz vs 3.1GHz)

Larger L3 cache size (16MB vs 8MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8640HS +55%

1732

Intel Core i7 8705G

1116

Cinebench R23 Multi Core

AMD Ryzen 5 8640HS +167%

13110

Intel Core i7 8705G

4907

Geekbench 6 Single Core

AMD Ryzen 5 8640HS +104%

2267

Intel Core i7 8705G

1106

Geekbench 6 Multi Core

AMD Ryzen 5 8640HS +234%

10369

Intel Core i7 8705G

3101

AMD Ryzen 5 8640HS

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Intel Core i7 8705G

General Parameters

Dec 2023

Release Date

Jan 2018

Amd

Manufacturer

Intel

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Kaby Lake G

-

Processor Number

i7-8705G

FP8

Socket

BGA-2270

Radeon 760M

Integrated Graphics

-

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

14 nm

FP8

Socket

BGA-2270

28 W

Power Consumption

0 W

100°C

Peak Operating Temperature

100 °C

TSMC

Foundry

-

178 mm²

Die Size

-

FP8, FP7, FP7r2

Package

-

CPU Performance

6

Performance Cores

4

12

Performance Core Threads

8

3.5 GHz

Performance Core Base Frequency

3.1 GHz

4.9 GHz

Performance Core Turbo Frequency

4.1 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

31x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

16 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR4-2400

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

37.5 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

-

1500 MHz

GPU Base Frequency

-

2600 MHz

GPU Max Dynamic Frequency

-

384

Shader Units

-

24

Texture Units

-

16

Raster Operation Units

-

6

Execution Units

-

15 W

Power Consumption

-

7680x4320 - 60 Hz

Max Resolution

-

4.06 TFLOPS

Graphics Performance

-

Miscellaneous

AMD Ryzen 5 8640HS

Official Website

Intel Core i7 8705G

4.0

PCIe Version

3.0

20

PCIe Lanes

8

-

Extended Instruction Set

SSE4.1, SSE4.2, AVX-2

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