Intel Core Ultra 5 250KF Plus
The Intel Core Ultra 5 250KF Plus is a desktop-class CPU manufactured by Intel, built on Intel's officially announced 3 nm process technology, released in March 2026. This processor features a 18-core 18-thread architecture design, with a base clock of 3.3 GHz and a maximum boost clock reaching up to 4.6 GHz, equipped with 30 MB shared of L3 cache, utilizing the FCLGA-1851 socket. Overall specifications are targeted at desktop application scenarios.
Processor Number
250KF+
Core Architecture
Arrow Lake
Performance Core Threads
6
Max Turbo Power Consumption
159 W
Performance Core Base Frequency
4.2 GHz
Power Consumption
125 W
L1 Cache
192 K per core
Socket
FCLGA-1851
General Parameters
Release Date
Mar 2026
Manufacturer
Intel
Type
Desktop
Instruction Set
i
x86-64
Core Architecture
Arrow Lake
Processor Number
250KF+
Integrated Graphics
i
No
Package
Transistor Count
17.8 billions
Manufacturing Process
3 nm
Socket
FCLGA-1851
Power Consumption
125 W
Max Turbo Power Consumption
159 W
Peak Operating Temperature
105 °C
CPU Performance
Performance Cores
6
Performance Core Threads
6
Performance Core Base Frequency
4.2 GHz
Performance Core Turbo Frequency
5.3 GHz
Efficiency Cores
12
Efficiency Core Threads
12
Efficiency Core Base Frequency
3.3 GHz
Efficiency Core Turbo Frequency
4.6 GHz
Total Core Count
18
Total Thread Count
18
Bus Frequency
100 MHz
Multiplier
42
L1 Cache
192 K per core
L2 Cache
3 MB per core
L3 Cache
30 MB shared
Unlocked Multiplier
Yes
Memory Parameters
Memory Types
DDR5-7200
Max Memory Bandwidth
115.2 GB/s
ECC Memory Support
Yes