Product Compare

Intel Core i9 12900F vs Intel Core Ultra X9 388H

	CPU Intel Core i9 12900F	CPU Intel Core Ultra X9 388H
General Parameters
Release Date	Jan 2022	Jan 2026
Manufacturer	Intel	Intel
Type	Desktop	Laptop
Core Architecture	Alder Lake-S	Panther Lake
Integrated Graphics	N/A	Arc B390
Generation	Core i9 (Alder Lake-S)	Ultra X9 (Panther Lake-H)
Instruction Set		x86-64
Processor Number		388H
Package
Manufacturing Process	10 nm	2 nm
Socket	Intel Socket 1700	FCBGA2540
Power Consumption	65 W	15-25 W
Peak Operating Temperature	72 °C	100 °C
Foundry	Intel	Intel
Die Size	215 mm²
Package	FC-LGA16A	FC-BGA
Max Turbo Power Consumption		80 W
CPU Performance
Performance Cores	8	4
Performance Core Threads	16	4
Performance Core Base Frequency	2.4 GHz	2.1 GHz
Performance Core Turbo Frequency	5.1 GHz	5.1 GHz
Efficiency Cores	8	12
Efficiency Core Threads	8	12
Efficiency Core Base Frequency	1800 MHz	1.6 GHz
Efficiency Core Turbo Frequency	3.8 GHz	4 GHz
Total Core Count	16	16
Total Thread Count	24	16
Bus Frequency	100 MHz	100 MHz
Multiplier	24.0	21
L1 Cache	80 KB per core	192 K per core
L2 Cache	1.25 MB per core	2560 K per core
L3 Cache	30 MB shared	18 MB shared
Unlocked Multiplier	Yes	No
SMP	1	1
Memory Parameters
Memory Types	DDR4-3200, DDR5-4800	LPDDR5X-9600
Max Memory Channels	2	2
Max Memory Bandwidth	76.8 GB/s	153.6 GB/s
ECC Memory Support	No	No
Max Memory Size		96 GB
Miscellaneous
PCIe Version	5	5.0
PCIe Lanes	20	12
Official Website		Official Link ↗
Graphics Card Parameters
Integrated Graphics		true
GPU Base Frequency		300 MHz
GPU Max Dynamic Frequency		2500 MHz
Shader Units		1536
Texture Units		48
Raster Operation Units		24
Execution Units		12
Power Consumption		45
AI Accelerator
Theoretical performance		50 TOPS
Benchmarks
Geekbench 6 Single Core	2572	3026
Geekbench 6 Multi Core	13687	17541