Apple M4 Ultra vs AMD Ryzen 5 6600U

VS

Apple M4 Ultra

AMD Ryzen 5 6600U

We compared two laptop CPUs: Apple M4 Ultra with 32 cores 4.52GHz and AMD Ryzen 5 6600U with 6 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Apple M4 Ultra 's Advantages

Released 3 years and 4 months late

Better graphics card performance

Higher specification of memory (8533 vs 6400)

Higher base frequency (4.52GHz vs 2.9GHz)

More modern manufacturing process (3nm vs 6nm)

Score

Benchmark

Cinebench R23 Single Core

Apple M4 Ultra +47%

2199

AMD Ryzen 5 6600U

1490

Cinebench R23 Multi Core

Apple M4 Ultra +355%

44742

AMD Ryzen 5 6600U

9816

Geekbench 6 Single Core

Apple M4 Ultra +131%

4065

AMD Ryzen 5 6600U

1755

Geekbench 6 Multi Core

Apple M4 Ultra +378%

32892

AMD Ryzen 5 6600U

6878

Apple M4 Ultra

VS

AMD Ryzen 5 6600U

General Parameters

May 2025

Release Date

Jan 2022

Apple

Manufacturer

AMD

Laptop

Type

Laptop

ARMv9

Instruction Set

x86-64

Apple M4

Core Architecture

Rembrandt

Apple M-Socket

Socket

FP7

Apple M4 Ultra GPU (80-core)

Integrated Graphics

Radeon 660M

Package

3 nm

Manufacturing Process

6 nm

-

Power Consumption

15-28 W

100 °C

Peak Operating Temperature

95 °C

CPU Performance

24

Performance Cores

6

24

Performance Core Threads

12

4.52 GHz

Performance Core Base Frequency

2.9 GHz

-

Performance Core Turbo Frequency

4.5 GHz

8

Efficiency Cores

-

8

Efficiency Core Threads

-

2.89 GHz

Efficiency Core Base Frequency

-

32

Total Core Count

6

32

Total Thread Count

12

-

Bus Frequency

100 MHz

45

Multiplier

29x

-

L1 Cache

64 K per core

-

L2 Cache

512 K per core

-

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

Memory Parameters

LPDDR5X-8533

Memory Types

DDR5-4800, LPDDR5-6400

192 GB

Max Memory Size

-

8

Max Memory Channels

4

-

Max Memory Bandwidth

76.8 GB/s

No

ECC Memory Support

-

Graphics Card Parameters

true

Integrated Graphics

true

500 MHz

GPU Base Frequency

1500 MHz

1800 MHz

GPU Max Dynamic Frequency

1900 MHz

10240

Shader Units

384

640

Texture Units

24

320

Raster Operation Units

16

1280

Execution Units

6

120

Power Consumption

15 W

36.9 TFLOPS

Graphics Performance

1.46 TFLOPS

Miscellaneous

-

Official Website

AMD Ryzen 5 6600U

-

PCIe Version

4.0

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