Product Compare

Intel Core Ultra 7 251HX vs AMD Ryzen 5 7640U

	CPU Intel Core Ultra 7 251HX	CPU AMD Ryzen 5 7640U
General Parameters
Release Date	Apr 2026	May 2023
Manufacturer	Intel	AMD
Type	Laptop	Laptop
Instruction Set	x86-64	x86-64
Core Architecture	Arrow Lake	Zen 4 (Phoenix)
Processor Number	251HX
Integrated Graphics	Arc Graphics (4-Cores)	Radeon 760M
Package
Manufacturing Process	3 nm	4 nm
Socket	FCBGA-2114	FP8
Power Consumption	45-55 W	15-30 W
Max Turbo Power Consumption	160 W
Peak Operating Temperature	105 °C	100 °C
Transistor Count		25 billions
CPU Performance
Performance Cores	6	6
Performance Core Threads	6	12
Performance Core Base Frequency	2.9 GHz	3.5 GHz
Performance Core Turbo Frequency	5.1 GHz	4.9 GHz
Efficiency Cores	12
Efficiency Core Threads	12
Efficiency Core Base Frequency	2.5 GHz
Efficiency Core Turbo Frequency	4.5 GHz
Total Core Count	18	6
Total Thread Count	18	12
Bus Frequency	100 MHz	100 MHz
Multiplier	29	35
L1 Cache	192 K per core	64 K per core
L2 Cache	2 MB per core	6 MB
L3 Cache	30 MB shared	16 MB
Unlocked Multiplier	Yes	No
Memory Parameters
Memory Types	DDR5-6400	DDR5-5600, LPDDR5x-7500
Max Memory Size	256 GB	256 GB
Max Memory Channels	2	2
Max Memory Bandwidth	102.4 GB/s	89.6 GB/s
ECC Memory Support	No	No
Graphics Card Parameters
Integrated Graphics	true	true
GPU Base Frequency	300 MHz	800 MHz
GPU Max Dynamic Frequency	1800 MHz	2600 MHz
Shader Units	512	512
Texture Units	32	32
Raster Operation Units	16	16
Execution Units	64	8
Power Consumption	14	15
Miscellaneous
Official Website	Official Link ↗	Official Link ↗
PCIe Version	5.0	4.0
PCIe Lanes	24	20
AI Accelerator
NPU		AMD Ryzen™ AI
Theoretical performance		10 TOPS
Benchmarks
Geekbench 6 Single Core	2940	2337
Geekbench 6 Multi Core	15262	10412