Core Ultra 7 255U vs Xeon Phi 7290
Core Ultra 7 255U
Xeon Phi 7290
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 255U
Performance Per Dollar Xeon Phi 7290
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 255U | Xeon Phi 7290 |
|---|---|---|
| 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-U (2025) / 5 nm) | 🛑 Legacy (Knights Landing (2016) / 14 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 255U | Xeon Phi 7290 |
|---|---|---|
| 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 255U and Xeon Phi 7290
Core Ultra 7 255U
The Core Ultra 7 255U is manufactured by Intel. It was released in 1 January 2025 (less than a year ago). It is based on the Arrow Lake-U (2025) architecture. It features 12 cores and 14 threads. Base frequency is 3.8 GHz, with boost up to 5.2 GHz. L3 cache: 12 MB. Built on 5 nm process technology. Socket: FCBGA2049. Thermal design power (TDP): 14 MB + 12 MB. Memory support: DDR5. Passmark benchmark score: 17,834 points. Launch price was $299.
Xeon Phi 7290
The Xeon Phi 7290 is manufactured by Intel. It was released in 2015-01-01. It is based on the Knights Landing (2016) architecture. It features 72 cores and 288 threads. Base frequency is 1.5 GHz, with boost up to 1.7 GHz. L3 cache: 0 kB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 245 Watt. Memory support: DDR4. Passmark benchmark score: 17,839 points. Launch price was $800.
Processing Power
The Core Ultra 7 255U packs 12 cores / 14 threads, while the Xeon Phi 7290 offers 72 cores / 288 threads — the Xeon Phi 7290 has 60 more cores. Boost clocks reach 5.2 GHz on the Core Ultra 7 255U versus 1.7 GHz on the Xeon Phi 7290 — a 101.4% clock advantage for the Core Ultra 7 255U (base: 3.8 GHz vs 1.5 GHz). The Core Ultra 7 255U uses the Arrow Lake-U (2025) architecture (5 nm), while the Xeon Phi 7290 uses Knights Landing (2016) (14 nm). In PassMark, the Core Ultra 7 255U scores 17,834 against the Xeon Phi 7290's 17,839 — a 0% lead for the Xeon Phi 7290. L3 cache: 12 MB on the Core Ultra 7 255U vs 0 kB (total) on the Xeon Phi 7290.
| Feature | Core Ultra 7 255U | Xeon Phi 7290 |
|---|---|---|
| Cores / Threads | 12 / 14 | 72 / 288+500% |
| Boost Clock | 5.2 GHz+206% | 1.7 GHz |
| Base Clock | 3.8 GHz+153% | 1.5 GHz |
| L3 Cache | 12 MB | 0 kB (total) |
| L2 Cache | — | 512 kB (per core) |
| Process | 5 nm-64% | 14 nm |
| Architecture | Arrow Lake-U (2025) | Knights Landing (2016) |
| PassMark | 17,834 | 17,839 |
Memory & Platform
The Core Ultra 7 255U uses the FCBGA2049 socket (PCIe 5.0), while the Xeon Phi 7290 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core Ultra 7 255U | Xeon Phi 7290 |
|---|---|---|
| Socket | FCBGA2049 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
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