Product Compare

Intel Core i7 1265U vs Intel Core Ultra X9 388H

CPU CPU
General Parameters
Release Date Feb 2022 Jan 2026
Manufacturer Intel Intel
Type Laptop Laptop
Instruction Set x86-64 x86-64
Core Architecture Alder Lake-U Panther Lake
Processor Number i7-1265U 388H
Integrated Graphics Iris Xe Graphics G7 (96EU) Arc B390
Generation Ultra X9 (Panther Lake-H)
Package
Manufacturing Process 10 nm 2 nm
Socket BGA-1744 FCBGA2540
Power Consumption 12-15 W 15-25 W
Peak Operating Temperature 100 °C 100 °C
Max Turbo Power Consumption 80 W
Foundry Intel
Package FC-BGA
CPU Performance
Performance Cores 2 4
Performance Core Base Frequency 1.8 GHz 2.1 GHz
Performance Core Turbo Frequency 4.8 GHz 5.1 GHz
Efficiency Cores 8 12
Total Core Count 10 16
Total Thread Count 12 16
Bus Frequency 100 MHz 100 MHz
Multiplier 18x 21
L1 Cache 80 K per core 192 K per core
L2 Cache 1280 K per core 2560 K per core
L3 Cache 12 MB shared 18 MB shared
Unlocked Multiplier No No
Performance Core Threads 4
Efficiency Core Threads 12
Efficiency Core Base Frequency 1.6 GHz
Efficiency Core Turbo Frequency 4 GHz
SMP 1
Memory Parameters
Memory Types DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 LPDDR5X-9600
Max Memory Size 64 GB 96 GB
Max Memory Channels 2 2
Max Memory Bandwidth 76.8 GB/s 153.6 GB/s
ECC Memory Support No No
Graphics Card Parameters
Integrated Graphics true true
GPU Base Frequency 300 MHz 300 MHz
GPU Max Dynamic Frequency 1250 MHz 2500 MHz
Shader Units 768 1536
Texture Units 48 48
Raster Operation Units 24 24
Execution Units 96 12
Power Consumption 15 W 45
Miscellaneous
Official Website Official Link ↗ Official Link ↗
PCIe Version 4.0 5.0
PCIe Lanes 20 12
AI Accelerator
Theoretical performance 50 TOPS
Benchmarks
Geekbench 6 Single Core 1503 3026
Geekbench 6 Multi Core 2916 17541