Product Compare

Intel Core Ultra X9 378H vs Intel Core i5 6600K

	CPU Intel Core Ultra X9 378H	CPU Intel Core i5 6600K
General Parameters
Release Date	Apr 2026	Aug 2015
Manufacturer	Intel	Intel
Type	Laptop	Desktop
Instruction Set	x86-64	x86-64
Core Architecture	Panther Lake	Skylake
Processor Number	378H	i5-6600K
Integrated Graphics	Arc B390	HD Graphics 530
Generation	Ultra X9 (Panther Lake-H)
Package
Manufacturing Process	3 nm	14 nm
Socket	Intel BGA 2540	LGA-1151
Power Consumption	25 W	91 W
Max Turbo Power Consumption	80 W
Peak Operating Temperature	100°C
Foundry	Intel
Package	FC-BGA
CPU Performance
Performance Cores	4	4
Performance Core Threads	8	4
Performance Core Base Frequency	2 GHz	3.5 GHz
Performance Core Turbo Frequency	5 GHz	3.9 GHz
Efficiency Cores	12
Efficiency Core Threads	12
Efficiency Core Base Frequency	1600 MHz
Efficiency Core Turbo Frequency	3.8 GHz
Total Core Count	16	4
Total Thread Count	16	4
Bus Frequency	100 MHz	100 MHz
Multiplier	20.0	35
L1 Cache	192 KB per core	64 K per core
L2 Cache	2.5 MB per core	256 K per core
L3 Cache	18 MB shared	6 MB shared
Unlocked Multiplier	No	No
SMP	1
Memory Parameters
Memory Types	LPDDR5X-9600	DDR4-2133, DDR3L-1600
Max Memory Size	96 GB	64 GB
Max Memory Channels	2	2
Max Memory Bandwidth	153.6 GB/s	34.1 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	800 MHz
GPU Max Dynamic Frequency	2500 MHz	1150 MHz
Shader Units	1024
Texture Units	64
Raster Operation Units	32
Execution Units	12
Power Consumption	45
AI Accelerator
Theoretical performance	50 TOPS
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	5	3.0
PCIe Lanes	4	16
Extended Instruction Set		SSE4.1, SSE4.2, AVX-2