AMD Ryzen 5 8640HS vs AMD Ryzen 7 7745HX

VS

AMD Ryzen 5 8640HS

AMD Ryzen 7 7745HX

We compared two laptop CPUs: AMD Ryzen 5 8640HS with 6 cores 3.5GHz and AMD Ryzen 7 7745HX with 8 cores 3.6GHz . 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 11 months late

Better graphics card performance

Higher specification of memory (7500 vs 5200)

Larger memory bandwidth (89.6GB/s vs 83.2GB/s)

More modern manufacturing process (4nm vs 5nm)

Lower TDP (28W vs 75W)

AMD Ryzen 7 7745HX 's Advantages

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (3.6GHz vs 3.5GHz)

Larger L3 cache size (32MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 5 8640HS

1724

AMD Ryzen 7 7745HX +6%

1840

Cinebench R23 Multi Core

AMD Ryzen 5 8640HS

12969

AMD Ryzen 7 7745HX +38%

18015

Geekbench 6 Single Core

AMD Ryzen 5 8640HS

2267

AMD Ryzen 7 7745HX +23%

2792

Geekbench 6 Multi Core

AMD Ryzen 5 8640HS

10369

AMD Ryzen 7 7745HX +45%

15066

Cinebench 2024 Single Core

AMD Ryzen 5 8640HS

99

AMD Ryzen 7 7745HX +8%

107

AMD Ryzen 5 8640HS

VS

AMD Ryzen 7 7745HX

General Parameters

Dec 2023

Release Date

Jan 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Hawk Point

Core Architecture

Zen 4 (Dragon Range)

FP8

Socket

FL1

Radeon 760M

Integrated Graphics

Radeon 610M

Ryzen 5 (Zen 4 (Hawk Point))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

5 nm

28 W

Power Consumption

45-75 W

100°C

Peak Operating Temperature

100°C

TSMC

Foundry

-

178 mm²

Die Size

-

CPU Performance

6

Performance Cores

8

12

Performance Core Threads

16

3.5 GHz

Performance Core Base Frequency

3.6 GHz

4.9 GHz

Performance Core Turbo Frequency

5.1 GHz

6

Total Core Count

8

12

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35x

Multiplier

36x

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

1 MB per core

16 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

1

SMP

-

Memory Parameters

DDR5-5600, LPDDR5x-7500

Memory Types

DDR5-5200

256 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

1500 MHz

2600 MHz

GPU Max Dynamic Frequency

2200 MHz

384

Shader Units

128

24

Texture Units

8

16

Raster Operation Units

4

6

Execution Units

2

15 W

Power Consumption

15 W

7680x4320 - 60 Hz

Max Resolution

-

4.06 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

AMD Ryzen 5 8640HS

Official Website

AMD Ryzen 7 7745HX

4.0

PCIe Version

5.0

20

PCIe Lanes

28

Related CPU Comparisons

1

AMD Ryzen 5 8640HS vs Intel Core Ultra 5 235HX

2

AMD Ryzen 5 8640HS vs AMD Ryzen AI 9 HX 375

3

AMD Ryzen 5 8640HS vs Intel Core i5 12450H

4

AMD Ryzen 5 8640HS vs AMD Ryzen 5 7235H

5

AMD Ryzen 5 8640HS vs AMD Ryzen 9 5900H

6

AMD Ryzen 5 8640HS vs Qualcomm Snapdragon X Plus X1P 42 100

7

AMD Ryzen 5 8640HS vs Intel Core i3 1115G4

8

AMD Ryzen 5 8640HS vs Apple M1 Max

9

AMD Ryzen 5 8640HS vs Intel Core i7 1065G7

10

AMD Ryzen 5 8640HS vs Intel Core i7 11850H

Related News

1

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

2

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

3

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

4

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

5

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

6

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

7

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

8

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

9

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

10

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU