AMD Ryzen 5 4600HS vs AMD Ryzen 5 8640U

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We compared two laptop CPUs: AMD Ryzen 5 4600HS with 6 cores 3.0GHz and AMD Ryzen 5 8640U with 6 cores 3.5GHz . 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 3 years and 11 months late

Higher specification of memory (LPDDR5x-7500 vs LPDDR4-4266)

Larger memory bandwidth (89.6GB/s vs 68.27GB/s)

Newer PCIe version (4.0 vs 3.0)

Higher base frequency (3.5GHz vs 3.0GHz)

Larger L3 cache size (16MB vs 8MB)

Lower TDP (15W vs 35W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 4600HS

1143

AMD Ryzen 5 8640U +59%

1819

Cinebench R23 Multi Core

AMD Ryzen 5 4600HS

8926

AMD Ryzen 5 8640U +33%

11872

Geekbench 6 Single Core

AMD Ryzen 5 4600HS

1365

AMD Ryzen 5 8640U +77%

2419

Geekbench 6 Multi Core

AMD Ryzen 5 4600HS

5454

AMD Ryzen 5 8640U +89%

10350

AMD Ryzen 5 4600HS

VS

AMD Ryzen 5 8640U

General Parameters

Jan 2020

Release Date

Dec 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 2

Core Architecture

Hawk Point

FP6

Socket

FP7

Radeon RX Vega 6

Integrated Graphics

Radeon 760M

-

Generation

Ryzen 5 (Zen 4 (Hawk Point))

Package

-

Transistor Count

25 billions

7 nm

Manufacturing Process

4 nm

FP6

Socket

FP7

35-54 W

Power Consumption

15-30 W

105 °C

Peak Operating Temperature

100°C

-

Foundry

TSMC

-

Die Size

178 mm²

-

Package

FP8, FP7, FP7r2

CPU Performance

6

Performance Cores

6

12

Performance Core Threads

12

3.0 GHz

Performance Core Base Frequency

3.5 GHz

4 GHz

Performance Core Turbo Frequency

4.9 GHz

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

30x

Multiplier

35x

32 K per core

L1 Cache

64 K per core

512 K per core

L2 Cache

1 MB per core

8 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

-

SMP

1

Memory Parameters

DDR4-3200, LPDDR4-4266

Memory Types

DDR5-5600, LPDDR5x-7500

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

68.27 GB/s

Max Memory Bandwidth

89.6 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

GPU Max Dynamic Frequency

2600 MHz

384

Shader Units

384

24

Texture Units

24

8

Raster Operation Units

16

-

Execution Units

6

15 W

Power Consumption

15 W

-

Graphics Performance

4.06 TFLOPS

Miscellaneous

AMD Ryzen 5 4600HS

Official Website

AMD Ryzen 5 8640U

3.0

PCIe Version

4.0

16

PCIe Lanes

20

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