AMD Ryzen Z1 Extreme vs AMD Ryzen 5 7645HX

VS

We compared two laptop CPUs: AMD Ryzen Z1 Extreme with 8 cores 3.3GHz 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

AMD Ryzen Z1 Extreme 's Advantages

Better graphics card performance

Higher specification of memory (DDR5-5600 vs DDR5-5200)

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

More modern manufacturing process (4nm vs 5nm)

Lower TDP (9W vs 45W)

AMD Ryzen 5 7645HX 's Advantages

Newer PCIe version (5.0 vs 4)

Higher base frequency (4.0GHz vs 3.3GHz)

Larger L3 cache size (32MB vs 16MB)

Score

Benchmark

Cinebench R23 Single Core

AMD Ryzen Z1 Extreme

1676

AMD Ryzen 5 7645HX +9%

1827

Cinebench R23 Multi Core

AMD Ryzen Z1 Extreme

10818

AMD Ryzen 5 7645HX +30%

14098

Geekbench 6 Single Core

AMD Ryzen Z1 Extreme

2264

AMD Ryzen 5 7645HX +20%

2720

Geekbench 6 Multi Core

AMD Ryzen Z1 Extreme

10616

AMD Ryzen 5 7645HX +12%

11906

Geekbench 5 Single Core

AMD Ryzen Z1 Extreme

1841

AMD Ryzen 5 7645HX +2%

1895

Geekbench 5 Multi Core

AMD Ryzen Z1 Extreme

9906

AMD Ryzen 5 7645HX +12%

11141

AMD Ryzen Z1 Extreme

VS

AMD Ryzen 5 7645HX

General Parameters

May 2023

Release Date

Jan 2023

AMD

Manufacturer

AMD

Laptop

Type

Laptop

-

Instruction Set

x86-64

Phoenix

Core Architecture

Zen 4 (Dragon Range)

-

Processor Number

-

AMD Socket FP8

Socket

FL1

AMD Radeon 780M

Integrated Graphics

Radeon 610M

Ryzen 7 (Zen 4 (Phoenix))

Generation

-

Package

25 billions

Transistor Count

-

4 nm

Manufacturing Process

5 nm

AMD Socket FP8

Socket

FL1

9-30 W

Power Consumption

45-75 W

-

Max Turbo Power Consumption

-

100°C

Peak Operating Temperature

100°C

TSMC

Foundry

-

178 mm²

Die Size

-

I/O Process Size

-

I/O Die Size

-

FP8

Package

-

CPU Performance

-

Performance Cores

6

-

Performance Core Threads

12

3.3 GHz

Performance Core Base Frequency

4.0 GHz

5.1 GHz

Performance Core Turbo Frequency

5 GHz

-

Efficiency Cores

-

Efficiency Core Threads

-

Efficiency Core Base Frequency

-

Efficiency Core Turbo Frequency

-

8

Total Core Count

6

16

Total Thread Count

12

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

40x

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

CCDs

-

Cores per CCD

-

1

SMP

-

AVX-512 FMA Ports

-

HBM

-

Memory Parameters

DDR5-5600

Memory Types

DDR5-5200

-

Max Memory Size

64 GB

2

Max Memory Channels

2

89.6 GB/s

Max Memory Bandwidth

83.2 GB/s

Yes

ECC Memory Support

No

Graphics Card Parameters

true

Integrated Graphics

true

1500 MHz

GPU Base Frequency

1500 MHz

2700 MHz

GPU Max Dynamic Frequency

2200 MHz

768

Shader Units

128

-

Texture Units

8

-

Raster Operation Units

4

12

Execution Units

2

-

Power Consumption

15 W

-

Max Resolution

-

8.6 TFLOPS

Graphics Performance

0.49 TFLOPS

AI Accelerator

-

NPU

-

Theoretical performance

-

Miscellaneous

AMD Ryzen Z1 Extreme

Official Website

AMD Ryzen 5 7645HX

4

PCIe Version

5.0

20

PCIe Lanes

28

-

Extended Instruction Set

-

UPI Links

Related GPU Comparisons

1

AMD Ryzen Z1 Extreme vs AMD Ryzen 7 8840U

2

AMD Ryzen Z1 Extreme vs AMD Ryzen 7 6800U

3

AMD Ryzen Z1 Extreme vs Intel Core i7 13700H

4

AMD Ryzen Z1 Extreme vs Qualcomm Snapdragon X Elite

5

AMD Ryzen Z1 Extreme vs AMD Ryzen 7 8845HS

6

AMD Ryzen Z1 Extreme vs Intel Core i7 11370H

7

AMD Ryzen Z1 Extreme vs Intel Core Ultra 5 135H

8

AMD Ryzen Z1 Extreme vs Intel Core i7 1060G7

9

AMD Ryzen Z1 Extreme vs Intel Core i5 13450HX

10

AMD Ryzen Z1 Extreme vs Intel Core i7 13620H

Related News

1

Changes in Intel Arrow Lake P/E Core Layout: Two Major Benefits

2

Time to Step Up, AMD and Intel! Nvidia Faces Antitrust Lawsuits in France, US, and EU

3

Intel Arrow Lake-S Features Dual Direct M.2 Slots: One PCIe 5.0 x4 and One PCIe 4.0 x4

4

AMD Ryzen 9000X3D Series to Feature Fully Unlocked Overclocking; DDR5-6400: The 'Sweet Spot' for Zen 5 Memory Speeds

5

Intel Z890 Motherboard Specs Leaked: Farewell to DDR4 Memory

6

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

7

AMD's Latest Breakthrough Technology Could Change the Game in the Future

8

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

9

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

10

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time