
Core Ultra 7 255U

Xeon Phi 7290
Core Ultra 7 255U vs Xeon Phi 7290 Performance Spectrum
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.
Core Ultra 7 255U vs Xeon Phi 7290 FPS Benchmarks
Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.
Search any supported game below to compare 1080p FPS for both components.

Path of Exile 2

Counter-Strike 2

League of Legends

Valorant

Among Us

Apex Legends

ARC Raiders

Baldur's Gate 3

Call of Duty: Black Ops 6
Core Ultra 7 255U vs Xeon Phi 7290: Pros, Cons & Final Verdict
See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.
Core Ultra 7 255U
2025Why buy it
- ✅Better for gaming: +34.3% higher average FPS across 50 shared CPU benchmark tests.
- ✅Draws 14W instead of 245W, a 231W reduction.
- ✅Newer platform on FCBGA2049 with DDR5 support instead of LGA3647 and DDR4.
Trade-offs
- ❌Lower PassMark (17,834 vs 17,839).
- ❌Less compelling for workstation-style loads than Xeon Phi 7290, which brings 72 cores / 288 threads.
Xeon Phi 7290
2016Why buy it
- ✅+0% higher PassMark.
- ✅Better for workstations and heavier parallel workloads: 72 cores / 288 threads.
Trade-offs
- ❌Worse for gaming: lower average FPS than Core Ultra 7 255U across 50 shared CPU benchmark tests.
- ❌1650% higher power demand at 245W vs 14W.
- ❌Older platform position on LGA3647 with DDR4, while Core Ultra 7 255U moves to FCBGA2049 and DDR5.
Quick Answers
So, is Core Ultra 7 255U better than Xeon Phi 7290?
Which one is better for streaming, content creation, and heavy multitasking?
Which one is the smarter buy today, not just the cheaper CPU?
Which one is more future-proof for 2026 and beyond?
Core Ultra 7 255U vs Xeon Phi 7290 Technical Specifications
Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

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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