AMD Ryzen 7 7745HX vs AMD Ryzen 7 7840HS

VS

AMD Ryzen 7 7745HX

AMD Ryzen 7 7840HS

We compared two laptop CPUs: AMD Ryzen 7 7745HX with 8 cores 3.6GHz and AMD Ryzen 7 7840HS with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 7745HX 's Advantages

Newer PCIe version (5.0 vs 4.0)

Larger L3 cache size (32MB vs 16MB)

AMD Ryzen 7 7840HS 's Advantages

Better graphics card performance

Higher specification of memory (7500 vs 5200)

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

Higher base frequency (3.8GHz vs 3.6GHz)

More modern manufacturing process (4nm vs 5nm)

Lower TDP (54W vs 75W)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen 7 7745HX +4%

1840

AMD Ryzen 7 7840HS

1768

Cinebench R23 Multi Core

AMD Ryzen 7 7745HX +9%

18015

AMD Ryzen 7 7840HS

16477

Geekbench 6 Single Core

AMD Ryzen 7 7745HX +8%

2792

AMD Ryzen 7 7840HS

2575

Geekbench 6 Multi Core

AMD Ryzen 7 7745HX +24%

15066

AMD Ryzen 7 7840HS

12085

Cinebench 2024 Single Core

AMD Ryzen 7 7745HX +4%

107

AMD Ryzen 7 7840HS

102

Cinebench 2024 Multi Core

AMD Ryzen 7 7745HX +7%

929

AMD Ryzen 7 7840HS

866

Blender

AMD Ryzen 7 7745HX

258

AMD Ryzen 7 7840HS +3%

267

Geekbench 5 Single Core

AMD Ryzen 7 7745HX +5%

2029

AMD Ryzen 7 7840HS

1915

Geekbench 5 Multi Core

AMD Ryzen 7 7745HX +16%

13041

AMD Ryzen 7 7840HS

11238

AMD Ryzen 7 7745HX

VS

AMD Ryzen 7 7840HS

General Parameters

Jan 2023

Release Date

Apr 2023

AMD

Manufacturer

Amd

Laptop

Type

Laptop

x86-64

Instruction Set

x86-64

Zen 4 (Dragon Range)

Core Architecture

Zen 4 (Phoenix)

FL1

Socket

FP8

Radeon 610M

Integrated Graphics

Radeon 780M

Package

-

Transistor Count

25 billions

5 nm

Manufacturing Process

4 nm

45-75 W

Power Consumption

35-54 W

100°C

Peak Operating Temperature

100 °C

CPU Performance

8

Performance Cores

8

16

Performance Core Threads

16

3.6 GHz

Performance Core Base Frequency

3.8 GHz

5.1 GHz

Performance Core Turbo Frequency

5.1 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

36x

Multiplier

38

64 K per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

8 MB

32 MB shared

L3 Cache

16 MB

Yes

Unlocked Multiplier

No

Memory Parameters

DDR5-5200

Memory Types

DDR5-5600, LPDDR5x-7500

64 GB

Max Memory Size

256 GB

2

Max Memory Channels

2

83.2 GB/s

Max Memory Bandwidth

89.6 GB/s

No

ECC Memory Support

Yes

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

800 MHz

2200 MHz

GPU Max Dynamic Frequency

2700 MHz

128

Shader Units

768

8

Texture Units

48

4

Raster Operation Units

32

2

Execution Units

12

15 W

Power Consumption

15

-

Max Resolution

7680x4320 - 60 Hz

0.49 TFLOPS

Graphics Performance

4.15 TFLOPS

AI Accelerator

-

NPU

AMD Ryzen™ AI

-

Theoretical performance

10 TOPS

Miscellaneous

AMD Ryzen 7 7745HX

Official Website

AMD Ryzen 7 7840HS

5.0

PCIe Version

4.0

28

PCIe Lanes

20

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