Product Compare

Intel Core Ultra 9 275HX vs Intel Xeon 638

	CPU Intel Core Ultra 9 275HX	CPU Intel Xeon 638
General Parameters
Release Date	Jan 2025	Feb 2026
Manufacturer	Intel	Intel
Type	Laptop	Server
Instruction Set	x86-64
Core Architecture	Arrow Lake	Granite Rapids
Processor Number	275HX
Integrated Graphics	Arc Graphics (4-Cores)	N/A
Generation	Ultra 9 (Arrow Lake)	Xeon 600 (Granite Rapids-WS)
Package
Manufacturing Process	3 nm	5 nm
Socket	FCBGA-2114	Intel Socket 4710
Power Consumption	45-55 W	180 W
Max Turbo Power Consumption	160 W
Peak Operating Temperature	105 °C	100°C
Foundry	Intel	Intel
Package	FC-LGA18V	FC-LGA18N
Die Size		598 mm²
I/O Process Size		10 nm
I/O Die Size		2x 241
CPU Performance
Performance Cores	8
Performance Core Threads	8
Performance Core Base Frequency	2.7 GHz	3.2 GHz
Performance Core Turbo Frequency	5.4 GHz	4.8 GHz
Efficiency Cores	16
Efficiency Core Threads	16
Efficiency Core Base Frequency	2.1 GHz
Efficiency Core Turbo Frequency	4.6 GHz
Total Core Count	24	16
Total Thread Count	24	32
Bus Frequency	100 MHz	100 MHz
Multiplier	27	32.0
L1 Cache	112 K per core	112 KB per core
L2 Cache	2 MB per core	2 MB per core
L3 Cache	36 MB shared	72 MB shared
Unlocked Multiplier	Yes	Yes
SMP	1	1
Memory Parameters
Memory Types	DDR5-6400	DDR5-6400
Max Memory Size	192 GB
Max Memory Channels	2	4
Max Memory Bandwidth	102.4 GB/s
ECC Memory Support	Yes	Yes
Graphics Card Parameters
Integrated Graphics	true
GPU Base Frequency	300 MHz
GPU Max Dynamic Frequency	1900 MHz
Shader Units	512
Texture Units	32
Raster Operation Units	16
Execution Units	64
Power Consumption	14
Miscellaneous
Official Website	Official Link ↗
PCIe Version	5.0	5
PCIe Lanes	24	80