Product Compare

Intel Core i7 11800H vs Intel Core Ultra 7 255U

	CPU Intel Core i7 11800H	CPU Intel Core Ultra 7 255U
General Parameters
Release Date	May 2021	Jan 2025
Manufacturer	Intel	Intel
Type	Laptop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Tiger Lake H45	Arrow Lake
Processor Number	i7-11800H	255U
Integrated Graphics	UHD Graphics for 11th Gen (32 EU)	Arc Graphics (4-Cores)
Package
Manufacturing Process	10 nm	3 nm
Socket	BGA-1787	FCBGA-2049
Power Consumption	35-45 W	12-15 W
Peak Operating Temperature	100 °C	110 °C
Max Turbo Power Consumption		57 W
CPU Performance
Performance Cores	8	2
Performance Core Threads	16	4
Performance Core Base Frequency	1.9-2.3 GHz	2.0 GHz
Performance Core Turbo Frequency	4.6 GHz	5.2 GHz
Total Core Count	8	12
Total Thread Count	16	14
Bus Frequency	100 MHz	100 MHz
Multiplier	19-23x	20
L1 Cache	96 K per core	112 K per core
L2 Cache	1280 K per core	2 MB per core
L3 Cache	24 MB shared	12 MB shared
Unlocked Multiplier	No	No
Efficiency Cores		10
Efficiency Core Threads		10
Efficiency Core Base Frequency		1.7 GHz
Efficiency Core Turbo Frequency		4.2 GHz
Memory Parameters
Memory Types	DDR4-3200	LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size	128 GB	128 GB
Max Memory Channels	2	2
Max Memory Bandwidth	51.2 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	350 MHz
GPU Max Dynamic Frequency	1450 MHz	2100 MHz
Shader Units	256
Texture Units	16
Raster Operation Units	8
Execution Units	32
Power Consumption	15 W
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	4.0	4.0
PCIe Lanes	20	20
Benchmarks
Cinebench R23 Single Core	1492	1803
Cinebench R23 Multi Core	12069	11888
Geekbench 6 Single Core	2060	2582
Geekbench 6 Multi Core	8228	10941