Core Ultra 5 245HX vs Xeon W-3275M
Core Ultra 5 245HX
Xeon W-3275M
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 5 245HX
Performance Per Dollar Xeon W-3275M
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Ultra 5 245HX | Xeon W-3275M |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($4,449) |
| Longevity | ✨ Modern (Arrow Lake-HX (2025) / 3 nm) | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) |
💎 Value Proposition
| Insight | Core Ultra 5 245HX | Xeon W-3275M |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($4,449) |
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 5 245HX and Xeon W-3275M
Core Ultra 5 245HX
The Core Ultra 5 245HX is manufactured by Intel. It was released in 13 January 2025 (less than a year ago). It is based on the Arrow Lake-HX (2025) architecture. It features 14 cores and 14 threads. Base frequency is 3.1 GHz, with boost up to 5.1 GHz. L3 cache: 24 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: FCBGA2114. Thermal design power (TDP): 55 Watt. Memory support: DDR5-6400. Passmark benchmark score: 39,605 points. Launch price was $499.
Xeon W-3275M
The Xeon W-3275M 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 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 4.6 GHz. L3 cache: 38.5 MB. L2 cache: 28 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2933. Passmark benchmark score: 40,419 points. Launch price was $7,453.
Processing Power
The Core Ultra 5 245HX packs 14 cores / 14 threads, while the Xeon W-3275M offers 28 cores / 56 threads — the Xeon W-3275M has 14 more cores. Boost clocks reach 5.1 GHz on the Core Ultra 5 245HX versus 4.6 GHz on the Xeon W-3275M — a 10.3% clock advantage for the Core Ultra 5 245HX (base: 3.1 GHz vs 2.5 GHz). The Core Ultra 5 245HX uses the Arrow Lake-HX (2025) architecture (3 nm), while the Xeon W-3275M uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core Ultra 5 245HX scores 39,605 against the Xeon W-3275M's 40,419 — a 2% lead for the Xeon W-3275M. L3 cache: 24 MB (total) on the Core Ultra 5 245HX vs 38.5 MB on the Xeon W-3275M.
| Feature | Core Ultra 5 245HX | Xeon W-3275M |
|---|---|---|
| Cores / Threads | 14 / 14 | 28 / 56+100% |
| Boost Clock | 5.1 GHz+11% | 4.6 GHz |
| Base Clock | 3.1 GHz+24% | 2.5 GHz |
| L3 Cache | 24 MB (total) | 38.5 MB+60% |
| L2 Cache | 3 MB (per core) | 28 MB+833% |
| Process | 3 nm-79% | 14 nm |
| Architecture | Arrow Lake-HX (2025) | Cascade Lake (2019−2020) |
| PassMark | 39,605 | 40,419+2% |
Memory & Platform
The Core Ultra 5 245HX uses the FCBGA2114 socket (PCIe 5.0), while the Xeon W-3275M uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Core Ultra 5 245HX versus 2933 on the Xeon W-3275M — the Core Ultra 5 245HX supports 74.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon W-3275M supports up to 2048 of RAM compared to 256 — 155.6% more capacity for professional workloads. Memory channels: 2 (Core Ultra 5 245HX) vs 6 (Xeon W-3275M). PCIe lanes: 24 (Core Ultra 5 245HX) vs 64 (Xeon W-3275M) — the Xeon W-3275M offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Arrow Lake-HX (Core Ultra 5 245HX) and C620 (Xeon W-3275M).
| Feature | Core Ultra 5 245HX | Xeon W-3275M |
|---|---|---|
| Socket | FCBGA2114 | LGA3647 |
| PCIe Generation | PCIe 5.0+67% | PCIe 3.0 |
| Max RAM Speed | 6400+118% | 2933 |
| Max RAM Capacity | 256 | 2048+700% |
| RAM Channels | 2 | 6+200% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 24 | 64+167% |
Advanced Features
Only the Core Ultra 5 245HX has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-3275M supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. The Core Ultra 5 245HX includes integrated graphics (Intel Arc Xe-LPG Graphics), while the Xeon W-3275M requires a dedicated GPU. Direct competitor: Core Ultra 5 245HX rivals Ryzen 7 8845HS; Xeon W-3275M rivals EPYC 7742.
| Feature | Core Ultra 5 245HX | Xeon W-3275M |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel Arc Xe-LPG Graphics | None |
| Unlocked | Yes | No |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
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