Apple M3 vs AMD Ryzen 5 7645HX

VS

Apple M3

AMD Ryzen 5 7645HX

We compared two laptop CPUs: Apple M3 with 8 cores 4.05GHz and AMD Ryzen 5 7645HX with 6 cores 4.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Apple M3 's Advantages

Released 9 months late

Better graphics card performance

Higher specification of memory (6400 vs 5200)

Larger memory bandwidth (102.4GB/s vs 83.2GB/s)

Higher base frequency (4.05GHz vs 4.0GHz)

Larger L3 cache size (64MB vs 32MB)

More modern manufacturing process (3nm vs 5nm)

Lower TDP (20W vs 75W)

AMD Ryzen 5 7645HX 's Advantages

Newer PCIe version (5.0 vs 4.0)

Score

Benchmark

Cinebench R23 Single Core

Apple M3 +6%

1920

AMD Ryzen 5 7645HX

1800

Cinebench R23 Multi Core

Apple M3

10448

AMD Ryzen 5 7645HX +33%

13954

Geekbench 6 Single Core

Apple M3 +10%

3009

AMD Ryzen 5 7645HX

2720

Geekbench 6 Multi Core

Apple M3

11805

AMD Ryzen 5 7645HX

11906

Apple M3

VS

AMD Ryzen 5 7645HX

General Parameters

Oct 2023

Release Date

Jan 2023

Apple

Manufacturer

AMD

Laptop

Type

Laptop

ARMv8

Instruction Set

x86-64

Apple M3

Core Architecture

Zen 4 (Dragon Range)

Apple M-Socket

Socket

FL1

Apple M3 GPU

Integrated Graphics

Radeon 610M

Package

25 billions

Transistor Count

-

3 nm

Manufacturing Process

5 nm

20 W

Power Consumption

45-75 W

100°C

Peak Operating Temperature

100°C

CPU Performance

4

Performance Cores

6

4

Performance Core Threads

12

4.05 GHz

Performance Core Base Frequency

4.0 GHz

4.05 GHz

Performance Core Turbo Frequency

5 GHz

4

Efficiency Cores

-

4

Efficiency Core Threads

-

2.75 GHz

Efficiency Core Base Frequency

-

2.57 GHz

Efficiency Core Turbo Frequency

-

8

Total Core Count

6

8

Total Thread Count

12

-

Bus Frequency

100 MHz

40x

Multiplier

40x

192 K per core

L1 Cache

64 K per core

16 MB shared

L2 Cache

1 MB per core

64 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

LPDDR5-6400

Memory Types

DDR5-5200

24 GB

Max Memory Size

64 GB

2

Max Memory Channels

2

102.4 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

500 MHz

GPU Base Frequency

1500 MHz

1600 MHz

GPU Max Dynamic Frequency

2200 MHz

1280

Shader Units

128

80

Texture Units

8

40

Raster Operation Units

4

160

Execution Units

2

-

Power Consumption

15 W

4.1 TFLOPS

Graphics Performance

0.49 TFLOPS

Miscellaneous

-

Official Website

AMD Ryzen 5 7645HX

4.0

PCIe Version

5.0

-

PCIe Lanes

28

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