Intel Core Ultra 7 256V vs Intel Core Ultra 7 355
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Compared 2 processors: Intel Core Ultra 7 256V, vs Intel Core Ultra 7 355. 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 | 43.8 GOps/s | 43.5 GOps/s |
| Floating-Point Math | 59.9 GOps/s | 59.2 GOps/s |
| Prime Number Search | 199 M primes/s | 183 M primes/s |
| Random String Sort | 23.1 M strings/s | 23.9 M strings/s |
| Data Encryption | 14.4 GB/s | 14.8 GB/s |
| Data Compression | 193.2 MB/s | 176.8 MB/s |
| Physics | 1647 frames/s | 1885 frames/s |
| Extended Instructions | 165 M matrices/s | 179 M matrices/s |
| File Compression | 974.9 MB/s | 1050 MB/s |
| Clang Compilation | 67.7 KLines/s | 74.6 KLines/s |
| HTML5 Browser | 260.1 pages/s | 264 pages/s |
| PDF Rendering | 282.1 MP/sec | 293.7 MP/sec |
| Text Processing | 298.1 pages/s | 293.2 pages/s |
| Background Blur | 50.8 frames/s | 50.3 frames/s |
| Photo Processing | 105.2 frames/s | 122.1 frames/s |
| Ray Tracing | 14 MP/sec | 15.4 MP/sec |
Blender
Performance/Watt
| Geekbench 6 Multi / W | 290.1 PPW | 450.1 PPW |
| PassMark CPU / W | 545.3 PPW | 805.1 PPW |
| Cinebench 2024 / W | 15.7 PPW | 32 PPW |
| Blender / W | 2.35 PPW | n/a |
General Info
| Manufacturer | Intel | Intel |
| Announced | September, 4, 2024 | January, 5, 2026 |
| Type | Laptop use | Laptop use |
| Architecture | x86-64 | x86-64 |
| Codename | Lunar Lake | Panther Lake |
| Model number | 256V | 355 |
| Integrated GPU | Arc Graphics 140V | Xe3 Graphics |
Processor
| Cores | 4 | 4 |
| Threads | 4 | 4 |
| Frequency | 2.2 GHz | 2.3 GHz |
| Max Frequency (Turbo) | 4.8 GHz | 4.7 GHz |
| Cores | 4 | 4 |
| Threads | 4 | 4 |
| Frequency | 2.2 GHz | 1.7 GHz |
| Max Frequency (Turbo) | 3.7 GHz | 3.5 GHz |
| Cores count | 8 | 8 |
| Threads count | 8 | 8 |
| Bus frequency | 100 MHz | 100 MHz |
| Multiplier | 22x | 23x |
| L1 cache | 192 KB/core | n/a |
| L2 cache | 2560 KB/core | n/a |
| L3 Cache | 12 MB total | 12 MB total |
| Unlocked multiplier | No | No |
Package
| Process tech. | 3 nm | 2 nm |
| Power (TDP) | 17-37 W | 15-25 W |
| Max TDP (Boost) | 37 W | 55 W |
| Socket | FCBGA-2833 | FCBGA2540 |
| Critical temp. | 100 °C | 100 °C |
Memory Support
| Memory Type | LPDDR5X-8533 | - LPDDR5X-7467 - DDR5-6400 |
| Max Size | 16 GB | 128 GB |
| Channels | 2 | 2 |
| ECC support | No | No |
Other
| PCIe Version | 5.0 | 5.0 |
| Max PCIe Lanes | 8 | 12 |
Results
No clear favorite identified yet; updates may follow as new data arrives.
Survey
Total Votes: 0
