Product Compare

Intel Core Ultra 7 255HX vs Intel Celeron N4000

	CPU Intel Core Ultra 7 255HX	CPU Intel Celeron N4000
General Parameters
Release Date	Jan 2025	Dec 2017
Manufacturer	Intel	Intel
Type	Laptop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Arrow Lake	Gemini Lake
Processor Number	255HX	N4000
Integrated Graphics	Arc Graphics (4-Cores)	UHD Graphics 600
Generation	Ultra 7 (Arrow Lake)
Package
Manufacturing Process	3 nm	14 nm
Socket	FCBGA-2114	BGA-1090
Power Consumption	45-55 W	6 W
Max Turbo Power Consumption	160 W
Peak Operating Temperature	105 °C	105 °C
Foundry	Intel
Package	FC-LGA18V
CPU Performance
Performance Cores	8	2
Performance Core Threads	8	2
Performance Core Base Frequency	2.4 GHz	1.1 GHz
Performance Core Turbo Frequency	5.2 GHz
Efficiency Cores	12
Efficiency Core Threads	12
Efficiency Core Base Frequency	1.8 GHz
Efficiency Core Turbo Frequency	4.5 GHz
Total Core Count	20	2
Total Thread Count	20	2
Bus Frequency	100 MHz
Multiplier	24
L1 Cache	112 K per core	48 K per core
L2 Cache	2 MB per core	4 MB per core
L3 Cache	30 MB shared
Unlocked Multiplier	Yes	No
SMP	1
Memory Parameters
Memory Types	DDR5-6400	DDR4-2400, LPDDR4-2400
Max Memory Size	192 GB	8 GB
Max Memory Channels	2	2
Max Memory Bandwidth	102.4 GB/s	35.76 GB/s
ECC Memory Support	Yes	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	300 MHz	200 MHz
GPU Max Dynamic Frequency	1850 MHz	650 MHz
Shader Units	512	96
Texture Units	32	12
Raster Operation Units	16	2
Execution Units	64	12
Power Consumption	14	5 W
Max Resolution		3840x2160 - 30 Hz
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	5.0	2.0
PCIe Lanes	24	6
Extended Instruction Set		SSE4.2
Benchmarks
Cinebench R23 Single Core	2030	430
Cinebench R23 Multi Core	25611	712
Geekbench 6 Single Core	3102	339
Geekbench 6 Multi Core	15879	474