Product Compare

AMD Ryzen 5 8640U vs AMD Ryzen 9 5900H

	CPU AMD Ryzen 5 8640U	CPU AMD Ryzen 9 5900H
General Parameters
Release Date	Dec 2023	Apr 2021
Manufacturer	AMD	AMD
Type	Laptop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Hawk Point	Cezanne
Integrated Graphics	Radeon 760M	Radeon RX Vega 8
Generation	Ryzen 5 (Zen 4 (Hawk Point))
Package
Transistor Count	25 billions
Manufacturing Process	4 nm	7 nm
Socket	FP7	FP6
Power Consumption	15-30 W	45 W
Peak Operating Temperature	100°C	105 °C
Foundry	TSMC
Die Size	178 mm²
Package	FP8, FP7, FP7r2
CPU Performance
Performance Cores	6	8
Performance Core Threads	12	16
Performance Core Base Frequency	3.5 GHz	3.3 GHz
Performance Core Turbo Frequency	4.9 GHz	4.6 GHz
Total Core Count	6	8
Total Thread Count	12	16
Bus Frequency	100 MHz	100 MHz
Multiplier	35x	33x
L1 Cache	64 K per core	64 K per core
L2 Cache	1 MB per core	512 K per core
L3 Cache	16 MB shared	16 MB shared
Unlocked Multiplier	No	No
SMP	1
Memory Parameters
Memory Types	DDR5-5600, LPDDR5x-7500	DDR4-3200, LPDDR4-4266
Max Memory Size	256 GB	64 GB
Max Memory Channels	2	2
Max Memory Bandwidth	89.6 GB/s	68.27 GB/s
ECC Memory Support	No	Yes
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	1500 MHz
GPU Max Dynamic Frequency	2600 MHz	1750 MHz
Shader Units	384	512
Texture Units	24	32
Raster Operation Units	16	8
Execution Units	6
Power Consumption	15 W	15 W
Miscellaneous
Official Website	Official Link ↗
PCIe Version	4.0	3.0
PCIe Lanes	20	16
Benchmarks
Cinebench R23 Single Core	1780	1466
Cinebench R23 Multi Core	11267	12815
Geekbench 6 Single Core	2419	2034
Geekbench 6 Multi Core	10350	7376