Intel Core Ultra 7 255HX vs Intel Core i7 14700K
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Compared 2 processors: Intel Core Ultra 7 255HX, vs Intel Core i7 14700K. Below are specs, tests, pros and cons for each device
Review
Single-Thread Perf.
Single-Core Benchmark Score
Multi-Thread Perf.
Multi-Core Benchmark Score
Energy Efficiency
Chip Power Efficiency
Integrated Graphics
iGPU Performance in Games & 3D
Tests & specs
Specs & test comparisonBenchmarks
| Integer Math | n/a | 183.5 GOps/s |
| Floating-Point Math | n/a | 134.7 GOps/s |
| Prime Number Search | n/a | 215 M primes/s |
| Random String Sort | n/a | 74.9 M strings/s |
| Data Encryption | n/a | 40.3 GB/s |
| Data Compression | n/a | 700.1 MB/s |
| Physics | n/a | 3005 frames/s |
| Extended Instructions | n/a | 409 M matrices/s |
| File Compression | 1270 MB/s | 1620 MB/s |
| Clang Compilation | 187.3 KLines/s | 189.2 KLines/s |
| HTML5 Browser | 337.9 pages/s | 483.7 pages/s |
| PDF Rendering | 488.3 MP/sec | 547.2 MP/sec |
| Text Processing | 336.6 pages/s | 301.5 pages/s |
| Background Blur | 72.7 frames/s | 76.9 frames/s |
| Photo Processing | 121.8 frames/s | 169.1 frames/s |
| Ray Tracing | 39.7 MP/sec | 43.2 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 319.9 PPW | 162.1 PPW |
| PassMark CPU / W | n/a | 421.7 PPW |
| Cinebench 2024 / W | 28.9 PPW | 14.7 PPW |
| Blender / W | n/a | 3.6 PPW |
General Info
| Manufacturer | Intel | Intel |
| Announced | January, 6, 2025 | October, 16, 2023 |
| Type | Laptop use | PC use |
| Architecture | x86-64 | x86-64 |
| Codename | Arrow Lake | Raptor Lake Refresh |
| Model number | 255HX | i7-14700K |
| Integrated GPU | Arc Graphics (4-Cores) | UHD Graphics 770 |
Processor
| Cores | 8 | 8 |
| Threads | 8 | 16 |
| Frequency | 2.4 GHz | 3.4 GHz |
| Max Frequency (Turbo) | 5.2 GHz | 5.6 GHz |
| Cores | 12 | 12 |
| Threads | 12 | 12 |
| Frequency | 1.8 GHz | 2.5 GHz |
| Max Frequency (Turbo) | 4.5 GHz | 4.3 GHz |
| Cores count | 20 | 20 |
| Threads count | 20 | 28 |
| Bus frequency | 100 MHz | 100 MHz |
| Multiplier | 24x | 34x |
| L1 cache | 112 KB/core | 80 KB/core |
| L2 cache | 2000 KB/core | 2000 KB/core |
| L3 Cache | 30 MB total | 33 MB total |
| Unlocked multiplier | Yes | Yes |
Package
| Process tech. | 3 nm | 10 nm |
| Power (TDP) | 45-55 W | 125 W |
| Max TDP (Boost) | 160 W | 253 W |
| Socket | FCBGA-2114 | LGA-1700 |
| Critical temp. | 105 °C | 100 °C |
Memory Support
| Memory Type | DDR5-6400 | - DDR5-5600 - DDR4-3200 |
| Max Size | 192 GB | 192 GB |
| Channels | 2 | 2 |
| ECC support | Yes | Yes |
| Max memory bandwidth | n/a | 89.6 GB |
Other
| PCIe Version | 5.0 | 5.0 |
| Max PCIe Lanes | 24 | 20 |
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 0
