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Intel Core Ultra 5 250KF Plus
Intel Desktop CPU

Intel Core Ultra 5 250KF Plus

86A
Cores18
Threads18
Boost Clock5.3 GHz
TDP125 W
SocketFCLGA-1851
Process3 nm
⇄ Compare with…

Benchmarks

Cinebench 2024 Single-Core140
Cinebench 2024 Multi-Core1858
TDP125 W Boost: 159 W
Cache L330MB
Cinebench 2024 (Single)140
Cinebench 2024 (Multi)1858
Geekbench 6 (Single-Core)3372
Geekbench 6 (Multi-Core)22,655
Passmark CPU (Single-Core)4710
Passmark CPU (Multi-Core)50,291
Blender CPU479.45

Full specifications

PassMark

Integer math
123.4 GOps/sec
Floating point math
160.2 GOps/sec
Find prime numbers
451M Primes/sec
Random string sorting
67.4M Strings/sec
Data encryption
41.4 GBytes/sec
Data compression
555.3 MBytes/sec
Physics
3183 Frames/sec
Extended instructions
43.1B Matrices/sec

Performance Per Watt

Cinebench 2024 / Watt
14.9 PPW
Geekbench 6 Multi / Watt
181.2 PPW
Passmark CPU Mark / Watt
402.3 PPW
Blender / Watt
3.84 PPW

General

Vendor
Intel
Released
March 12, 2026
Type
Desktop
Instruction Set
x86-64
Codename
Arrow Lake
Model number
250KF+
Integrated GPU
No
AMD Equivalent
- AMD Ryzen 5 9600X

CPU

P-Cores
6
P-Threads
6
Base Frequency (P)
4.2 GHz
Turbo Boost Frequency (P)
5.3 GHz
E-Cores
12
E-Threads
12
Base Frequency (E)
3.3 GHz
Turbo Boost Frequency (E)
4.6 GHz
Total Cores
18
Total Threads
18
Bus Frequency
100 MHz
Multiplier
42x
L1 Cache
192K (per core)
L2 Cache
3MB (per core)
L3 Cache
30MB (shared)
Unlocked Multiplier
Yes

Package

Transistors
17.8 billions
Fabrication Process
3 nm
TDP (PL1)
125 W
Max. Boost TDP (PL2)
159 W
Socket
FCLGA-1851
Peak Temperature
105°C

Memory Support

Memory Types
- DDR5-7200
Max. Memory Size
256 GB
Memory Channels
2
Max. Memory Bandwidth
115.2 GB/s
ECC Support
Yes

Misc

Official Site
Intel Core Ultra 5 250KF Plus official page
PCI Express Version
5.0
PCI Express Lanes
24

Specifications compiled from NanoReview. Last updated 2026-09-27.

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