Apple M2 Ultra vs AMD Ryzen 5 7645HX

VS

Apple M2 Ultra AMD Ryzen 5 7645HX

We compared two laptop CPUs: Apple M2 Ultra with 24 cores 3.5GHz 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 M2 Ultra 's Advantages

Higher specification of memory (LPDDR5-6400 vs DDR5-5200)

Larger memory bandwidth (800GB/s vs 83.2GB/s)

AMD Ryzen 5 7645HX 's Advantages

Newer PCIe version (5.0 vs 4.0)

Higher base frequency (4.0GHz vs 3.5GHz)

Lower TDP (45W vs 60W)

Score

Benchmark

Cinebench R23 Single Core

Apple M2 Ultra

1741

AMD Ryzen 5 7645HX +4%

1827

Cinebench R23 Multi Core

Apple M2 Ultra +106%

29150

AMD Ryzen 5 7645HX

14098

Geekbench 6 Single Core

Apple M2 Ultra +2%

2790

AMD Ryzen 5 7645HX

2720

Geekbench 6 Multi Core

Apple M2 Ultra +78%

21217

AMD Ryzen 5 7645HX

11906

Geekbench 5 Single Core

Apple M2 Ultra +3%

1956

AMD Ryzen 5 7645HX

1895

Geekbench 5 Multi Core

Apple M2 Ultra +150%

27945

AMD Ryzen 5 7645HX

11141

Apple M2 Ultra

VS

AMD Ryzen 5 7645HX

General Parameters

May 2023

Release Date

Jan 2023

Apple

Manufacturer

AMD

Laptop

Type

Laptop

ARMv8

Instruction Set

x86-64

Apple M2

Core Architecture

Zen 4 (Dragon Range)

Apple M-Socket

Socket

FL1

Apple M2 Max GPU (76-core)

Integrated Graphics

Radeon 610M

Package

134 billions

Transistor Count

-

5 nm

Manufacturing Process

5 nm

Apple M-Socket

Socket

FL1

60 W

Power Consumption

45-75 W

100°C

Peak Operating Temperature

100°C

CPU Performance

16

Performance Cores

6

16

Performance Core Threads

12

3.5 GHz

Performance Core Base Frequency

4.0 GHz

-

Performance Core Turbo Frequency

5 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

2.4 GHz

Efficiency Core Base Frequency

-

24

Total Core Count

6

24

Total Thread Count

12

-

Bus Frequency

100 MHz

35x

Multiplier

40x

192 K per core

L1 Cache

64 K per core

64 MB shared

L2 Cache

1 MB per core

-

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

Memory Parameters

LPDDR5-6400

Memory Types

DDR5-5200

192 GB

Max Memory Size

64 GB

16

Max Memory Channels

2

800 GB/s

Max Memory Bandwidth

83.2 GB/s

No

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

-

GPU Base Frequency

1500 MHz

-

GPU Max Dynamic Frequency

2200 MHz

-

Shader Units

128

-

Texture Units

8

-

Raster Operation Units

4

-

Execution Units

2

-

Power Consumption

15 W

-

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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