Core Ultra 7 255H vs Xeon 6507P
Core Ultra 7 255H
Xeon 6507P
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 Ultra 7 255H
Performance Per Dollar Xeon 6507P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 255H | Xeon 6507P |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Arrow Lake-H (2025) / 5 nm) | ✨ Modern (Granite Rapids (2024−2025) / Intel 3 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 255H | Xeon 6507P |
|---|---|---|
| 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 Ultra 7 255H and Xeon 6507P
Core Ultra 7 255H
The Core Ultra 7 255H is manufactured by Intel. It was released in 1 January 2025 (less than a year ago). It is based on the Arrow Lake-H (2025) architecture. It features 16 cores and 16 threads. Base frequency is 4.4 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB. Built on 5 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): 26 MB + 24 MB. Memory support: DDR5-6400. Passmark benchmark score: 30,932 points. Launch price was $514.
Xeon 6507P
The Xeon 6507P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 8 cores and 16 threads. Base frequency is 3.5 GHz, with boost up to 4.3 GHz. L3 cache: 48 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 150 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 31,233 points. Launch price was $765.
Processing Power
The Core Ultra 7 255H packs 16 cores / 16 threads, while the Xeon 6507P offers 8 cores / 16 threads — the Core Ultra 7 255H has 8 more cores. Boost clocks reach 5.1 GHz on the Core Ultra 7 255H versus 4.3 GHz on the Xeon 6507P — a 17% clock advantage for the Core Ultra 7 255H (base: 4.4 GHz vs 3.5 GHz). The Core Ultra 7 255H uses the Arrow Lake-H (2025) architecture (5 nm), while the Xeon 6507P uses Granite Rapids (2024−2025) (Intel 3 nm). In PassMark, the Core Ultra 7 255H scores 30,932 against the Xeon 6507P's 31,233 — a 1% lead for the Xeon 6507P. Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 2,200, a 24% lead for the Core Ultra 7 255H that directly translates to higher frame rates. Multi-core Geekbench: 15,700 vs 12,500 (22.7% advantage for the Core Ultra 7 255H). L3 cache: 24 MB on the Core Ultra 7 255H vs 48 MB (total) on the Xeon 6507P.
| Feature | Core Ultra 7 255H | Xeon 6507P |
|---|---|---|
| Cores / Threads | 16 / 16+100% | 8 / 16 |
| Boost Clock | 5.1 GHz+19% | 4.3 GHz |
| Base Clock | 4.4 GHz+26% | 3.5 GHz |
| L3 Cache | 24 MB | 48 MB (total)+100% |
| L2 Cache | — | 2 MB (per core) |
| Process | 5 nm | Intel 3 nm-40% |
| Architecture | Arrow Lake-H (2025) | Granite Rapids (2024−2025) |
| PassMark | 30,932 | 31,233 |
| Cinebench R23 Multi | — | 18,000 |
| Geekbench 6 Single | 2,800+27% | 2,200 |
| Geekbench 6 Multi | 15,700+26% | 12,500 |
Memory & Platform
The Core Ultra 7 255H uses the FCBGA2049 socket (PCIe 5.0), while the Xeon 6507P uses LGA4710 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-6400 memory speed. The Xeon 6507P supports up to 4096 GB of RAM compared to 128 GB — 187.9% more capacity for professional workloads. Memory channels: 2 (Core Ultra 7 255H) vs 8 (Xeon 6507P). PCIe lanes: 28 (Core Ultra 7 255H) vs 88 (Xeon 6507P) — the Xeon 6507P offers 60 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM870,WM880 (Core Ultra 7 255H) and Beechnut City platform (Xeon 6507P).
| Feature | Core Ultra 7 255H | Xeon 6507P |
|---|---|---|
| Socket | FCBGA2049 | LGA4710 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-6400 | DDR5-6400 |
| Max RAM Capacity | 128 GB | 4096 GB+3100% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 28 | 88+214% |
Advanced Features
Neither processor supports overclocking. Only the Xeon 6507P supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (Core Ultra 7 255H) vs VT-x, VT-d, EPT (Xeon 6507P). The Core Ultra 7 255H includes integrated graphics (Intel Arc Graphics 140T), while the Xeon 6507P requires a dedicated GPU. Primary use case: Core Ultra 7 255H targets High-End Laptop, Xeon 6507P targets Next-gen Cloud / Enterprise Server. Direct competitor: Xeon 6507P rivals EPYC 9004.
| Feature | Core Ultra 7 255H | Xeon 6507P |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel Arc Graphics 140T | — |
| Unlocked | No | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d, EPT |
| Target Use | High-End Laptop | Next-gen Cloud / Enterprise Server |
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