Product Compare

Intel Xeon E3-1265L v3 vs Intel Core Ultra X9 378H

	CPU Intel Xeon E3-1265L v3	CPU Intel Core Ultra X9 378H
General Parameters
Release Date	Jun 2013	Apr 2026
Manufacturer	Intel	Intel
Type	Server	Laptop
Core Architecture	Haswell-WS	Panther Lake
Integrated Graphics	Intel HD (Haswell)	Arc B390
Generation	Xeon E3 (Haswell-WS)	Ultra X9 (Panther Lake-H)
Instruction Set		x86-64
Processor Number		378H
Package
Transistor Count	1.4 billions
Manufacturing Process	22 nm	3 nm
Socket	Intel Socket 1150	Intel BGA 2540
Power Consumption	45 W	25 W
Foundry	Intel	Intel
Die Size	160 mm²
Package	FC-LGA12C	FC-BGA
Max Turbo Power Consumption		80 W
Peak Operating Temperature		100°C
CPU Performance
Performance Core Base Frequency	2.5 GHz	2 GHz
Performance Core Turbo Frequency	3.7 GHz	5 GHz
Total Core Count	4	16
Total Thread Count	8	16
Bus Frequency	100 MHz	100 MHz
Multiplier	25.0	20.0
L1 Cache	64 K per core	192 KB per core
L2 Cache	256 K per core	2.5 MB per core
L3 Cache	8 MB shared	18 MB shared
Unlocked Multiplier	No	No
SMP	1	1
Performance Cores		4
Performance Core Threads		8
Efficiency Cores		12
Efficiency Core Threads		12
Efficiency Core Base Frequency		1600 MHz
Efficiency Core Turbo Frequency		3.8 GHz
Memory Parameters
Memory Types	DDR3,DDR4	LPDDR5X-9600
Max Memory Channels	2	2
ECC Memory Support	Yes	No
Max Memory Size		96 GB
Max Memory Bandwidth		153.6 GB/s
Miscellaneous
PCIe Version	3	5
Official Website		Official Link ↗
PCIe Lanes		4
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		800 MHz
GPU Max Dynamic Frequency		2500 MHz
Shader Units		1024
Texture Units		64
Raster Operation Units		32
Execution Units		12
Power Consumption		45
AI Accelerator
Theoretical performance		50 TOPS