Product Compare

AMD Ryzen 5 8645HS vs AMD Ryzen Z2 Extreme

	CPU AMD Ryzen 5 8645HS	CPU AMD Ryzen Z2 Extreme
General Parameters
Release Date	Dec 2023	Jun 2025
Manufacturer	AMD	Amd
Type	Laptop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Zen 4 (Hawk Point)	Zen 5 (Strix Point)
Integrated Graphics	Radeon 760M	Radeon 890M
Generation	Ryzen 5 (Zen 4 (Hawk Point))
Package
Transistor Count	25 billions
Manufacturing Process	4 nm	4 nm
Socket	FP8	FP8
Power Consumption	35-54 W	15-35 W
Peak Operating Temperature	100°C	100 °C
Foundry	TSMC
Die Size	178 mm²
Package	FP8, FP7, FP7r2
CPU Performance
Performance Cores	6	3
Performance Core Threads	12	6
Performance Core Base Frequency	4.3 GHz	2.0 GHz
Performance Core Turbo Frequency	5 GHz	5 GHz
Total Core Count	6	8
Total Thread Count	12	16
Bus Frequency	100 MHz	100 MHz
Multiplier	43x	20
L1 Cache	64 K per core	80 K per core
L2 Cache	1 MB per core	1 MB per core
L3 Cache	16 MB shared	16 MB shared
Unlocked Multiplier	No	No
SMP	1
Efficiency Cores		5
Efficiency Core Threads		10
Efficiency Core Base Frequency		2.0 GHz
Efficiency Core Turbo Frequency		3.3 GHz
Memory Parameters
Memory Types	DDR5-5600, LPDDR5x-7500	DDR5-5600,LPDDR5X-8000
Max Memory Size	256 GB
Max Memory Channels	2
Max Memory Bandwidth	89.6 GB/s
ECC Memory Support	No	Yes
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	800 MHz	800 MHz
GPU Max Dynamic Frequency	2600 MHz	2900 MHz
Shader Units	512	1024
Texture Units	32	64
Raster Operation Units	16	40
Execution Units	8	16
Power Consumption	15 W	15
Miscellaneous
Official Website	AMD Ryzen 5 8645HS official page	Official Link ↗
PCIe Version	4.0	4.0
PCIe Lanes	20	16
Benchmarks
Cinebench R23 Single Core	1724	1953
Cinebench R23 Multi Core	13058	14572
Geekbench 6 Single Core	2455	2753
Geekbench 6 Multi Core	10287	11860
Passmark CPU Single Core	3795	4074
Passmark CPU Multi Core	23060	24157