Intel Core Ultra 5 245KF
- Cores: 14
- L3 cache: 24MB (shared)
- TDP: 125 W (max. boost up to 159 W)
- Transistor size: 3 nm
Core Ultra 5 245KF - desktop processor produced by Intel for socket FCLGA-1851 that has 14 cores and 14 threads. The base clock frequency of the CPU is 4200 MHz, but due to Turbo Boost technology, it can perform up to 5200 MHz. The size of the L3 cache is 24 MB. Please note that this chip doesn’t have integrated graphics.
Review
Compare Intel Core Ultra 5 245KF with other CPUs
Test in Benchmarks
Performance test of Intel Core Ultra 5 245KF in benchmarksCinebench
Cinebench Scores - 61st place
GeekBench v6
| File compression | 1360 MB/sec |
| Clang compilation | 144.1 Klines/sec |
| HTML 5 Browser | 396.9 pages/sec |
| PDF Renderer | 462.4 Mpixels/sec |
| Text processing | 313.6 pages/sec |
| Background blur | 85.7 images/sec |
| Photo processing | 145.9 images/sec |
| Ray tracing | 30.6 Mpixels/sec |
PassMark
| Integer math | 98.8 GOps/sec |
| Floating point math | 131.5 GOps/sec |
| Find prime numbers | 415M Primes/sec |
| Random string sorting | 55.2M Strings/sec |
| Data encryption | 33.4 GBytes/sec |
| Data compression | 460.1 MBytes/sec |
| Physics | 2996 Frames/sec |
| Extended instructions | 37.9B Matrices/sec |
Blender
Performance Per Watt
| Cinebench 2024 / Watt | 12.5 PPW |
| Geekbench 6 Multi / Watt | 140.8 PPW |
| Passmark CPU Mark / Watt | 344.8 PPW |
| Blender / Watt | 2.54 PPW |
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.
Recent User Tests
| Date | Benchmark | Result |
|---|---|---|
| 📘 2025-03-17 (Eike) | Cinebench 2024 | 136 / 1560 |
Specifications
Core Ultra 5 245KF technical specificationsGeneral
| Vendor | Intel |
| Released | October 11, 2024 |
| Type | Desktop |
| Instruction Set | x86-64 |
| Codename | Arrow Lake |
| Model number | 245KF |
| Integrated GPU | No |
| AMD Equivalent | - AMD Ryzen 5 9600X |
| Successor | - Intel Core Ultra 5 250KF Plus |
Intel CPU rating - 30th place
CPU
| P-Cores | 6 |
| P-Threads | 6 |
| Base Frequency (P) | 4.2 GHz |
| Turbo Boost Frequency (P) | 5.2 GHz |
| E-Cores | 8 |
| E-Threads | 8 |
| Base Frequency (E) | 3.6 GHz |
| Turbo Boost Frequency (E) | 4.6 GHz |
| Total Cores | 14 |
| Total Threads | 14 |
| Bus Frequency | 100 MHz |
| Multiplier | 42x |
| L1 Cache | 112K (per core) |
| L2 Cache | 3MB (per core) |
| L3 Cache | 24MB (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 - 37th place
Memory Support
| Memory Types | - DDR5-6400 |
| Max. Memory Size | 192 GB |
| Memory Channels | 2 |
| Max. Memory Bandwidth | 102.4 GB/s |
| ECC Support | Yes |
Misc
| Official Site | Intel Core Ultra 5 245KF official page |
| PCI Express Version | 5.0 |
| PCI Express Lanes | 24 |
| Technologies | - Compute: ABM, ADX, AVX-VNNI, BMI1, BMI2, CLMUL, DLBoost 3.0, F16C, SHA
- Performance: EIST, TBT 2.0, Thread Director
- Virtualization: VT-d, VT-x
- Security: RDRAND, TXT, XD bit |