Intel Core Ultra 5 250KF Plus vs i5 11600KF
We compared two desktop CPUs: the 4.2 GHz Intel Core Ultra 5 250KF Plus with 18-cores against the 3.9 GHz i5 11600KF with 6-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.
Review
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
Choose your main usage scenario to recalculate the Final Score and see which CPU suits your needs.
Value for money (Beta)
Key Differences
Advantages of Intel Core Ultra 5 250KF Plus
- Newer - released 5 years later
- More modern manufacturing process – 3 versus 14 nanometers
- Has 12 more physical cores
- Has 18 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
- Around 65.2 GB/s (130%) higher theoretical memory bandwidth
- Supports up to 256 GB DDR5-7200 RAM
- 59% faster in a single-core Geekbench v6 test - 3372 vs 2118 points
- Newer PCI Express version – 5.0
- 8% higher Turbo Boost frequency (5.3 GHz vs 4.9 GHz)
Test in Benchmarks
Comparing the performance of CPUs across various tasksCinebench
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (#37th place)
GeekBench v6
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
| File compression | - | 867.9 MB/sec |
| Clang compilation | - | 66.8 Klines/sec |
| HTML 5 Browser | - | 209.5 pages/sec |
| PDF Renderer | - | 279.2 Mpixels/sec |
| Text processing | - | 216.9 pages/sec |
| Background blur | - | 32 images/sec |
| Photo processing | - | 79 images/sec |
| Ray tracing | - | 15.1 Mpixels/sec |
PassMark
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
| Integer math | 123.4 GOps/sec | 64.1 GOps/sec |
| Floating point math | 160.2 GOps/sec | 38.1 GOps/sec |
| Find prime numbers | 451M Primes/sec | 58M Primes/sec |
| Random string sorting | 67.4M Strings/sec | 27.7M Strings/sec |
| Data encryption | 41.4 GBytes/sec | 12.1 GBytes/sec |
| Data compression | 555.3 MBytes/sec | 241.9 MBytes/sec |
| Physics | 3183 Frames/sec | 942 Frames/sec |
| Extended instructions | 43.1B Matrices/sec | 17.5B Matrices/sec |
Blender
Blender CPU
Performance Per Watt
| Cinebench 2024 / Watt | 14.9 PPW | 4.8 PPW |
| Geekbench 6 Multi / Watt | 181.2 PPW | 72.9 PPW |
| Passmark CPU Mark / Watt | 402.3 PPW | 155.3 PPW |
| Blender / Watt | 3.84 PPW | 1.23 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Specifications
Full technical specification of Intel Core Ultra 5 250KF Plus and i5 11600KFGeneral
| Vendor | Intel | Intel |
| Released | March 12, 2026 | March 16, 2021 |
| Type | Desktop | Desktop |
| Instruction Set | x86-64 | x86-64 |
| Codename | Arrow Lake | Rocket Lake |
| Model number | 250KF+ | i5-11600KF |
| Integrated GPU | No | No |
| Rival Equivalent | - AMD Ryzen 5 9600X | - |
| Successor | - | - Intel Core Ultra 5 250KF Plus |
Intel CPU rating (5th and 184th place)
CPU
| P-Cores | 6 | 6 |
| P-Threads | 6 | 12 |
| Base Frequency (P) | 4.2 GHz | 3.9 GHz |
| Turbo Boost Frequency (P) | 5.3 GHz | 4.9 GHz |
| E-Cores | 12 | - |
| E-Threads | 12 | - |
| Base Frequency (E) | 3.3 GHz | - |
| Turbo Boost Frequency (E) | 4.6 GHz | - |
| Total Cores | 18 | 6 |
| Total Threads | 18 | 12 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 42x | 39x |
| Bus Bandwidth | - | 8 GT/s |
| L1 Cache | 192K (per core) | 64K (per core) |
| L2 Cache | 3MB (per core) | 512K (per core) |
| L3 Cache | 30MB (shared) | 12MB (shared) |
| Unlocked Multiplier | Yes | Yes |
Package
| Transistors | 17.8 billions | - |
| Fabrication Process | 3 nm | 14 nm |
| TDP (PL1) | 125 W | 125 W |
| Max. Boost TDP (PL2) | 159 W | - |
| Socket | FCLGA-1851 | LGA-1200 |
| Peak Temperature | 105°C | 100°C |
Desktop CPU ranking (11th and 127th place)
Memory Support
| Memory Types | - DDR5-7200 | - DDR4-3200 |
| Max. Memory Size | 256 GB | 128 GB |
| Memory Channels | 2 | 2 |
| Max. Memory Bandwidth | 115.2 GB/s | 50 GB/s |
| ECC Support | Yes | No |
Misc
| Official Site | Intel Core Ultra 5 250KF Plus official page | Intel Core i5 11600KF official page |
| PCI Express Version | 5.0 | 4.0 |
| PCI Express Lanes | 24 | 20 |
Cast your vote
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