
Core i5-12450H vs Core Ultra 7 155U

Core i5-12450H

Core Ultra 7 155U
Performance Spectrum - CPU
About PassMark
PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.
Value Upgrade Path
This is the official ChipVERSUS Value Rating, comparing raw performance (PassMark) per dollar. Components placed above yours deliver better value for money.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-12450H
Performance Per Dollar Core Ultra 7 155U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-12450H | Core Ultra 7 155U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Alder Lake-H (2022) / Intel 7 nm) | ✨ Modern (Meteor Lake-P (2023) / 7 nm) |
💎 Value Proposition
| Insight | Core i5-12450H | Core Ultra 7 155U |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
Performance Check
To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.
Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.
Technical Specifications
Side-by-side comparison of Core i5-12450H and Core Ultra 7 155U

Core i5-12450H
The Core i5-12450H is manufactured by Intel. It was released in Janeiro 2022 (3 years ago). It is based on the Alder Lake-H (2022) architecture. It features 8 cores and 12 threads. Base frequency is 2 GHz, with boost up to 4.4 GHz. L3 cache: 12 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 45 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 16,133 points. Launch price was $299.

Core Ultra 7 155U
The Core Ultra 7 155U is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Meteor Lake-P (2023) architecture. It features 12 cores and 14 threads. Base frequency is 1.7 GHz, with boost up to 4.8 GHz. L3 cache: 12 MB (total). L2 cache: 2 MB (per core). Built on 7 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): + 12 MB. Memory support: DDR5. Passmark benchmark score: 16,185 points. Launch price was $490.
Processing Power
The Core i5-12450H packs 8 cores / 12 threads, while the Core Ultra 7 155U offers 12 cores / 14 threads — the Core Ultra 7 155U has 4 more cores. Boost clocks reach 4.4 GHz on the Core i5-12450H versus 4.8 GHz on the Core Ultra 7 155U — a 8.7% clock advantage for the Core Ultra 7 155U (base: 2 GHz vs 1.7 GHz). The Core i5-12450H uses the Alder Lake-H (2022) architecture (Intel 7 nm), while the Core Ultra 7 155U uses Meteor Lake-P (2023) (7 nm). In PassMark, the Core i5-12450H scores 16,133 against the Core Ultra 7 155U's 16,185 — a 0.3% lead for the Core Ultra 7 155U. Both processors carry 12 MB (total) of L3 cache.
| Feature | Core i5-12450H | Core Ultra 7 155U |
|---|---|---|
| Cores / Threads | 8 / 12 | 12 / 14+50% |
| Boost Clock | 4.4 GHz | 4.8 GHz+9% |
| Base Clock | 2 GHz+18% | 1.7 GHz |
| L3 Cache | 12 MB (total) | 12 MB (total) |
| L2 Cache | 1.25 MB (per core) | 2 MB (per core)+60% |
| Process | Intel 7 nm | 7 nm |
| Architecture | Alder Lake-H (2022) | Meteor Lake-P (2023) |
| PassMark | 16,133 | 16,185 |
| Geekbench 6 Single | 2,100 | — |
Memory & Platform
The Core i5-12450H uses the FCBGA1744 socket (PCIe 5.0), while the Core Ultra 7 155U uses FCBGA2049 (PCIe 5.0) — making them incompatible on the same motherboard.
| Feature | Core i5-12450H | Core Ultra 7 155U |
|---|---|---|
| Socket | FCBGA1744 | FCBGA2049 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | LPDDR5-5200 | — |
| Max RAM Capacity | 64 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 28 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-12450H) / not specified (Core Ultra 7 155U). The Core i5-12450H includes integrated graphics (UHD Graphics for 12th Gen), while the Core Ultra 7 155U requires a dedicated GPU. Primary use case: Core i5-12450H targets Performance Laptop. Direct competitor: Core i5-12450H rivals Ryzen 5 6600H.
| Feature | Core i5-12450H | Core Ultra 7 155U |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics for 12th Gen | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Performance Laptop | — |
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