Product Compare

AMD Ryzen 3 8440U vs AMD Ryzen 9 7945HX

	CPU AMD Ryzen 3 8440U	CPU AMD Ryzen 9 7945HX
General Parameters
Release Date	Dec 2023	Jan 2023
Manufacturer	Amd	AMD
Type	Laptop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Zen 4 (Hawk Point)	Zen 4 (Dragon Range)
Integrated Graphics	Radeon 740M	Radeon 610M
Generation	Ryzen 3 (Zen 4 (Hawk Point))
Package
Transistor Count	20.9 billions	13.1 billions
Manufacturing Process	4 nm	5 nm
Socket	FP8	FL1
Power Consumption	15-30 W	55-75 W
Peak Operating Temperature	100 °C	100°C
Foundry	TSMC
Die Size	137 mm²
Package	FP7, FP7r2
CPU Performance
Performance Cores	1	16
Performance Core Threads	2	32
Performance Core Base Frequency	3.0 GHz	2.5 GHz
Performance Core Turbo Frequency	4.7 GHz	5.4 GHz
Efficiency Cores	3
Efficiency Core Threads	6
Efficiency Core Base Frequency	2.8 GHz
Efficiency Core Turbo Frequency	3.3 GHz
Total Core Count	4	16
Total Thread Count	8	32
Bus Frequency	100 MHz	100 MHz
Multiplier	30	25x
L1 Cache	64 K per core	64 K per core
L2 Cache	1 MB per core	1 MB per core
L3 Cache	8 MB shared	64 MB shared
Unlocked Multiplier	No	Yes
SMP	1
Memory Parameters
Memory Types	DDR5-5600,LPDDR5x-7500	DDR5-5200
Max Memory Size	256 GB	64 GB
Max Memory Channels	2	2
Max Memory Bandwidth	89.6 GB/s	83.2 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	800 MHz	1500 MHz
GPU Max Dynamic Frequency	2500 MHz	2200 MHz
Shader Units	256	128
Texture Units	16	8
Raster Operation Units	8	4
Execution Units	4	2
Power Consumption	15	15 W
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	4.0	5.0
PCIe Lanes	14	28