Xeon w7-3545 vs Core Ultra 7 265KF
Xeon w7-3545
Core Ultra 7 265KF
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 Xeon w7-3545
Performance Per Dollar Core Ultra 7 265KF
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon w7-3545 | Core Ultra 7 265KF |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($2,039) | ✅ More affordable ($323) |
| Longevity | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) | ✨ Modern (Arrow Lake-S (2024−2025) / 3 nm) |
💎 Value Proposition
| Insight | Xeon w7-3545 | Core Ultra 7 265KF |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+534%) |
| Upfront Cost | ⚠️ Higher cost ($2,039) | ✅ More affordable ($323) |
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 Xeon w7-3545 and Core Ultra 7 265KF
Xeon w7-3545
The Xeon w7-3545 is manufactured by Intel. It was released in 24 August 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 24 cores and 48 threads. Base frequency is 2.7 GHz, with boost up to 4.8 GHz. L3 cache: 67.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 310 Watt. Memory support: DDR5-4800. Passmark benchmark score: 58,453 points. Launch price was $2,039.
Core Ultra 7 265KF
The Core Ultra 7 265KF is manufactured by Intel. It was released in 24 October 2024 (1 year ago). It is based on the Arrow Lake-S (2024−2025) architecture. It features 20 cores and 20 threads. Base frequency is 3.9 GHz, with boost up to 5.5 GHz. L3 cache: 30 MB (total). L2 cache: 3 MB (per core). Built on 3 nm process technology. Socket: LGA1851. Thermal design power (TDP): 125 Watt. Memory support: DDR5-6400. Passmark benchmark score: 58,690 points. Launch price was $379.
Processing Power
The Xeon w7-3545 packs 24 cores / 48 threads, while the Core Ultra 7 265KF offers 20 cores / 20 threads — the Xeon w7-3545 has 4 more cores. Boost clocks reach 4.8 GHz on the Xeon w7-3545 versus 5.5 GHz on the Core Ultra 7 265KF — a 13.6% clock advantage for the Core Ultra 7 265KF (base: 2.7 GHz vs 3.9 GHz). The Xeon w7-3545 uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Core Ultra 7 265KF uses Arrow Lake-S (2024−2025) (3 nm). In PassMark, the Xeon w7-3545 scores 58,453 against the Core Ultra 7 265KF's 58,690 — a 0.4% lead for the Core Ultra 7 265KF. Geekbench 6 single-core — the metric most relevant to gaming — records 2,300 vs 3,055, a 28.2% lead for the Core Ultra 7 265KF that directly translates to higher frame rates. Multi-core Geekbench: 16,200 vs 20,373 (22.8% advantage for the Core Ultra 7 265KF). L3 cache: 67.5 MB on the Xeon w7-3545 vs 30 MB (total) on the Core Ultra 7 265KF.
| Feature | Xeon w7-3545 | Core Ultra 7 265KF |
|---|---|---|
| Cores / Threads | 24 / 48+20% | 20 / 20 |
| Boost Clock | 4.8 GHz | 5.5 GHz+15% |
| Base Clock | 2.7 GHz | 3.9 GHz+44% |
| L3 Cache | 67.5 MB+125% | 30 MB (total) |
| L2 Cache | 2 MB (per core) | 3 MB (per core)+50% |
| Process | Intel 7 nm | 3 nm-57% |
| Architecture | Sapphire Rapids (2023−2024) | Arrow Lake-S (2024−2025) |
| PassMark | 58,453 | 58,690 |
| Cinebench R23 Multi | — | 35,315 |
| Geekbench 6 Single | 2,300 | 3,055+33% |
| Geekbench 6 Multi | 16,200 | 20,373+26% |
Memory & Platform
The Xeon w7-3545 uses the LGA4677 socket (PCIe 5.0), while the Core Ultra 7 265KF uses LGA1851 (PCIe 5.0) — making them incompatible on the same motherboard. Both support up to DDR5-4800 memory speed. The Xeon w7-3545 supports up to 4096 GB of RAM compared to 192 GB — 182.1% more capacity for professional workloads. Memory channels: 8 (Xeon w7-3545) vs 2 (Core Ultra 7 265KF). PCIe lanes: 112 (Xeon w7-3545) vs 24 (Core Ultra 7 265KF) — the Xeon w7-3545 offers 88 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel W790 (Xeon w7-3545) and Intel Z890 (Core Ultra 7 265KF).
| Feature | Xeon w7-3545 | Core Ultra 7 265KF |
|---|---|---|
| Socket | LGA4677 | LGA1851 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | DDR5-4800 | DDR5-6400 |
| Max RAM Capacity | 4096 GB+2033% | 192 GB |
| RAM Channels | 8+300% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 112+367% | 24 |
Advanced Features
Both processors feature an unlocked multiplier for overclocking. Only the Xeon w7-3545 supports AVX-512 instructions — important for machine learning and scientific applications. Both support true virtualization. Direct competitor: Xeon w7-3545 rivals Threadripper PRO 7965WX; Core Ultra 7 265KF rivals Ryzen 7 9700X.
| Feature | Xeon w7-3545 | Core Ultra 7 265KF |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | Yes | Yes |
| AVX-512 | Yes | No |
| Virtualization | true | true |
Value Analysis
The Xeon w7-3545 launched at $2039 MSRP, while the Core Ultra 7 265KF debuted at $379. At current prices ($2039 vs $323), the Core Ultra 7 265KF is $1716 cheaper. In terms of value (PassMark points per dollar), the Xeon w7-3545 delivers 28.7 pts/$ vs 181.7 pts/$ for the Core Ultra 7 265KF — making the Core Ultra 7 265KF the 145.5% better value option.
| Feature | Xeon w7-3545 | Core Ultra 7 265KF |
|---|---|---|
| MSRP | $2039 | $379-81% |
| Avg Price (30d) | $2039 | $323-84% |
| Performance per Dollar | 28.7 | 181.7+533% |
| Release Date | 2023 | 2024 |
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