Product Compare

Intel Core i9 9900T vs Intel Core Ultra X9 378H

	CPU Intel Core i9 9900T	CPU Intel Core Ultra X9 378H
General Parameters
Release Date	Apr 2019	Apr 2026
Manufacturer	Intel	Intel
Type	Desktop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Coffee Lake	Panther Lake
Processor Number	i9-9900T	378H
Integrated Graphics	UHD Graphics 630	Arc B390
Generation		Ultra X9 (Panther Lake-H)
Package
Manufacturing Process	14 nm	3 nm
Socket	LGA-1151	Intel BGA 2540
Power Consumption	35 W	25 W
Peak Operating Temperature	100 °C	100°C
Max Turbo Power Consumption		80 W
Foundry		Intel
Package		FC-BGA
CPU Performance
Performance Cores	8	4
Performance Core Threads	16	8
Performance Core Base Frequency	2.1 GHz	2 GHz
Performance Core Turbo Frequency	4.4 GHz	5 GHz
Total Core Count	8	16
Total Thread Count	16	16
Bus Frequency	100 MHz	100 MHz
Multiplier	21x	20.0
L1 Cache	32 K per core	192 KB per core
L2 Cache	256 K per core	2.5 MB per core
L3 Cache	16 MB shared	18 MB shared
Unlocked Multiplier	No	No
Efficiency Cores		12
Efficiency Core Threads		12
Efficiency Core Base Frequency		1600 MHz
Efficiency Core Turbo Frequency		3.8 GHz
SMP		1
Memory Parameters
Memory Types	DDR4-2666	LPDDR5X-9600
Max Memory Size	128 GB	96 GB
Max Memory Channels	2	2
Max Memory Bandwidth	41.6 GB/s	153.6 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	350 MHz	800 MHz
GPU Max Dynamic Frequency	1200 MHz	2500 MHz
Shader Units	192	1024
Texture Units	24	64
Raster Operation Units	3	32
Execution Units	24	12
Power Consumption	15 W	45
Max Resolution	4096x2304 - 60 Hz
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	3.0	5
PCIe Lanes	16	4
Extended Instruction Set	SSE4.1, SSE4.2, AVX-2
AI Accelerator
Theoretical performance		50 TOPS