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Intel Core Ultra 5 250KF Plus

Intel Core Ultra 5 250KF Plus
  • Cores: 18
  • L3 cache: 30MB (shared)
  • TDP: 125 W (max. boost up to 159 W)
  • Transistor size: 3 nm
Core Ultra 5 250KF Plus - desktop processor produced by Intel for socket FCLGA-1851 that has 18 cores and 18 threads. The base clock frequency of the CPU is 4200 MHz, but due to Turbo Boost technology, it can perform up to 5300 MHz. The size of the L3 cache is 30 MB. Please note that this chip doesn’t have integrated graphics.

Review

Single-Core Performance
92
Multi-Core Performance
81
Power Efficiency
76
Integrated Graphics
n/a
NanoReview Final Score
86
Compare Intel Core Ultra 5 250KF Plus with other CPUs

Test in Benchmarks

Performance test of Intel Core Ultra 5 250KF Plus in benchmarks

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
140
Cinebench 2024 (Multi)
1858
Cinebench Scores - 37th place
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
3372
Geekbench 6 (Multi-Core)
22655
Sources: GeekBench [1]

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
4710
Passmark CPU (Multi-Core)
50291
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
Sources: PassMark [3] – 63 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
479.45

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
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
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Specifications

Core Ultra 5 250KF Plus technical specifications

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
Intel CPU rating - 5th place

CPU

Performance Cores
P-Cores 6
P-Threads 6
Base Frequency (P) 4.2 GHz
Turbo Boost Frequency (P) 5.3 GHz
Efficient Cores
E-Cores 12
E-Threads 12
Base Frequency (E) 3.3 GHz
Turbo Boost Frequency (E) 4.6 GHz
Total
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
Desktop CPU ranking - 11th place

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

Competitors

1. Intel Core Ultra 5 250KF Plus vs AMD Ryzen 7 7800X3D (1)
2. Intel Core Ultra 5 250KF Plus vs Intel Core i5 14600KF
3. Intel Core Ultra 5 250KF Plus vs Intel Core i7 14700KF
4. Intel Core Ultra 5 250KF Plus vs Intel Core i5 13600KF
5. Intel Core Ultra 5 250KF Plus vs Intel Core Ultra 5 250K Plus
6. Intel Core Ultra 5 250KF Plus vs Intel Core Ultra 5 245KF
7. Intel Core Ultra 5 250KF Plus vs AMD Ryzen 5 9600X
Compare other CPUs (460+)

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