Product Compare

AMD Ryzen 9 9950X3D vs Intel Core Ultra 7 251HX

	CPU AMD Ryzen 9 9950X3D	CPU Intel Core Ultra 7 251HX
General Parameters
Release Date	Mar 2025	Apr 2026
Manufacturer	Amd	Intel
Type	Desktop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Zen 5 (Granite Ridge)	Arrow Lake
Processor Number	9950X3D	251HX
Integrated Graphics	Radeon Graphics	Arc Graphics (4-Cores)
Generation	Ryzen 9 (Zen 5 (Granite Ridge))
Series	Ryzen 9000 Series
Package
Transistor Count	16.6 billions
Manufacturing Process	4 nm	3 nm
Socket	AM5	FCBGA-2114
Power Consumption	170 W	45-55 W
Max Turbo Power Consumption	230 W	160 W
Peak Operating Temperature	95 °C	105 °C
Foundry	TSMC
Die Size	2x70.6 mm²
I/O Process Size	6 nm
I/O Die Size	122 mm²
Package	FC-LGA1718
CPU Performance
Performance Cores	16	6
Performance Core Threads	32	6
Performance Core Base Frequency	4.3 GHz	2.9 GHz
Performance Core Turbo Frequency	5.7 GHz	5.1 GHz
Total Core Count	16	18
Total Thread Count	32	18
Bus Frequency	100 MHz	100 MHz
Multiplier	43	29
L1 Cache	80 K per core	192 K per core
L2 Cache	1 MB per core	2 MB per core
L3 Cache	128 MB shared	30 MB shared
Unlocked Multiplier	Yes	Yes
SMP	1
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	DDR5-5600	DDR5-6400
Max Memory Size	192 GB	256 GB
Max Memory Channels	2	2
Max Memory Bandwidth	89.6 GB/s	102.4 GB/s
ECC Memory Support	Yes	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	400 MHz	300 MHz
GPU Max Dynamic Frequency	2200 MHz	1800 MHz
Shader Units	128	512
Texture Units	8	32
Raster Operation Units	4	16
Execution Units	2	64
Power Consumption	15	14
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	5.0	5.0
PCIe Lanes	28	24
Benchmarks
Geekbench 6 Single Core	3473	2940
Geekbench 6 Multi Core	22539	15262
Cinebench 2024 Single Core	142	130
Cinebench 2024 Multi Core	2448	1761