Core Ultra 7 255H vs Xeon W-3245
Core Ultra 7 255H
Xeon W-3245
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 W-3245
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 7 255H | Xeon W-3245 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($1,200) |
| Longevity | ✨ Modern (Arrow Lake-H (2025) / 5 nm) | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) |
💎 Value Proposition
| Insight | Core Ultra 7 255H | Xeon W-3245 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($1,200) |
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 W-3245
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 W-3245
The Xeon W-3245 is manufactured by Intel. It was released in 3 June 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 16 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 4.6 GHz. L3 cache: 22 MB. L2 cache: 16 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 31,089 points. Launch price was $1,999.
Processing Power
The Core Ultra 7 255H packs 16 cores / 16 threads, matching the Xeon W-3245's 16 cores. Boost clocks reach 5.1 GHz on the Core Ultra 7 255H versus 4.6 GHz on the Xeon W-3245 — a 10.3% clock advantage for the Core Ultra 7 255H (base: 4.4 GHz vs 3.2 GHz). The Core Ultra 7 255H uses the Arrow Lake-H (2025) architecture (5 nm), while the Xeon W-3245 uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core Ultra 7 255H scores 30,932 against the Xeon W-3245's 31,089 — a 0.5% lead for the Xeon W-3245. Geekbench 6 single-core — the metric most relevant to gaming — records 2,800 vs 1,353, a 69.7% lead for the Core Ultra 7 255H that directly translates to higher frame rates. Multi-core Geekbench: 15,700 vs 11,698 (29.2% advantage for the Core Ultra 7 255H). L3 cache: 24 MB on the Core Ultra 7 255H vs 22 MB on the Xeon W-3245.
| Feature | Core Ultra 7 255H | Xeon W-3245 |
|---|---|---|
| Cores / Threads | 16 / 16 | 16 / 32 |
| Boost Clock | 5.1 GHz+11% | 4.6 GHz |
| Base Clock | 4.4 GHz+38% | 3.2 GHz |
| L3 Cache | 24 MB+9% | 22 MB |
| L2 Cache | — | 16 MB |
| Process | 5 nm-64% | 14 nm |
| Architecture | Arrow Lake-H (2025) | Cascade Lake (2019−2020) |
| PassMark | 30,932 | 31,089 |
| Cinebench R23 Multi | — | 18,000 |
| Geekbench 6 Single | 2,800+107% | 1,353 |
| Geekbench 6 Multi | 15,700+34% | 11,698 |
Memory & Platform
The Core Ultra 7 255H uses the FCBGA2049 socket (PCIe 5.0), while the Xeon W-3245 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Core Ultra 7 255H versus DDR4-2933 on the Xeon W-3245 — the Core Ultra 7 255H supports 22.2% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3245 supports up to 1024 GB of RAM compared to 128 GB — 155.6% more capacity for professional workloads. Memory channels: 2 (Core Ultra 7 255H) vs 6 (Xeon W-3245). PCIe lanes: 28 (Core Ultra 7 255H) vs 64 (Xeon W-3245) — the Xeon W-3245 offers 36 more lanes for additional GPUs or NVMe drives. Chipset compatibility: HM870,WM880 (Core Ultra 7 255H) and C621 (Xeon W-3245).
| Feature | Core Ultra 7 255H | Xeon W-3245 |
|---|---|---|
| Socket | FCBGA2049 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | DDR5-6400+25% | DDR4-2933 |
| Max RAM Capacity | 128 GB | 1024 GB+700% |
| RAM Channels | 2 | 6+200% |
| ECC Support | ❌ | ✅ |
| PCIe Lanes | 28 | 64+129% |
Advanced Features
Neither processor supports overclocking. Only the Xeon W-3245 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 W-3245). The Core Ultra 7 255H includes integrated graphics (Intel Arc Graphics 140T), while the Xeon W-3245 requires a dedicated GPU. Primary use case: Core Ultra 7 255H targets High-End Laptop, Xeon W-3245 targets Professional Workstation. Direct competitor: Xeon W-3245 rivals Threadripper 2950X.
| Feature | Core Ultra 7 255H | Xeon W-3245 |
|---|---|---|
| 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 | Professional Workstation |
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