Product Compare

Intel Core i9 11900T vs Intel Core i7 1255U

	CPU Intel Core i9 11900T	CPU Intel Core i7 1255U
General Parameters
Release Date	Mar 2021	Feb 2022
Manufacturer	Intel	Intel
Type	Desktop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Rocket Lake	Alder Lake
Processor Number	i9-11900T	i7-1255U
Integrated Graphics	UHD Graphics 750	Iris Xe Graphics (96EU)
Package
Manufacturing Process	14 nm	10 nm
Socket	LGA-1200	BGA-1744
Power Consumption	35 W	12-15 W
Peak Operating Temperature	100 °C	100°C
Max Turbo Power Consumption		55 W
CPU Performance
Performance Cores	8	2
Performance Core Threads	16	4
Performance Core Base Frequency	1.5 GHz	1.7 GHz
Performance Core Turbo Frequency	4.9 GHz	4.7 GHz
Total Core Count	8	10
Total Thread Count	16	12
Bus Frequency	100 MHz	100 MHz
Multiplier	15x	17x
L1 Cache	64 K per core	80 K per core
L2 Cache	512 K per core	1280 K per core
L3 Cache	16 MB shared	12 MB shared
Unlocked Multiplier	No	No
Efficiency Cores		8
Efficiency Core Threads		8
Efficiency Core Base Frequency		1.2 GHz
Efficiency Core Turbo Frequency		3.5 GHz
Memory Parameters
Memory Types	DDR4-3200	DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
Max Memory Size	128 GB	64 GB
Max Memory Channels	2	2
Max Memory Bandwidth	50 GB/s	76.8 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	300 MHz	300 MHz
GPU Max Dynamic Frequency	1300 MHz	1250 MHz
Shader Units	256	768
Texture Units	64	48
Raster Operation Units	32	24
Execution Units	32	96
Power Consumption	15 W	15 W
Max Resolution	3840x2160 - 60 Hz
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	4.0	4.0
PCIe Lanes	20	20
Benchmarks
Geekbench 6 Single Core	2198	2248
Geekbench 6 Multi Core	9505	7162