Product Compare

Intel Xeon w9-3495X vs Intel Core Ultra 7 251HX

	CPU Intel Xeon w9-3495X	CPU Intel Core Ultra 7 251HX
General Parameters
Release Date	Feb 2023	Apr 2026
Manufacturer	Intel	Intel
Type	Server	Laptop
Core Architecture	Sapphire Rapids	Arrow Lake
Integrated Graphics	N/A	Arc Graphics (4-Cores)
Generation	Xeon W (Sapphire Rapids)
Instruction Set		x86-64
Processor Number		251HX
Package
Manufacturing Process	10 nm	3 nm
Socket	Intel Socket 4677	FCBGA-2114
Power Consumption	350 W	45-55 W
Peak Operating Temperature	81 °C	105 °C
Foundry	Intel
Die Size	4x477 mm²
Package	FC-LGA16A
Max Turbo Power Consumption		160 W
CPU Performance
Performance Core Base Frequency	1.9 GHz	2.9 GHz
Performance Core Turbo Frequency	4.8 GHz	5.1 GHz
Total Core Count	56	18
Total Thread Count	112	18
Bus Frequency	100 MHz	100 MHz
Multiplier	19.0	29
L1 Cache	80 K per core	192 K per core
L2 Cache	2 MB per core	2 MB per core
L3 Cache	105 MB	30 MB shared
Unlocked Multiplier	Yes	Yes
SMP	1
Performance Cores		6
Performance Core Threads		6
Efficiency Cores		12
Efficiency Core Threads		12
Efficiency Core Base Frequency		2.5 GHz
Efficiency Core Turbo Frequency		4.5 GHz
Memory Parameters
Memory Types	DDR5-4800	DDR5-6400
Max Memory Size	4 TB	256 GB
Max Memory Channels	8	2
ECC Memory Support	Yes	No
Max Memory Bandwidth		102.4 GB/s
Miscellaneous
PCIe Version	5	5.0
PCIe Lanes	112	24
Official Website		Official Link ↗
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		300 MHz
GPU Max Dynamic Frequency		1800 MHz
Shader Units		512
Texture Units		32
Raster Operation Units		16
Execution Units		64
Power Consumption		14
Benchmarks
Geekbench 6 Single Core	2384	2940
Geekbench 6 Multi Core	18958	15262