Core i9-14900K vs Xeon w7-3545
Core i9-14900K
Xeon w7-3545
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 i9-14900K
Performance Per Dollar Xeon w7-3545
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-14900K | Xeon w7-3545 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($469) | ⚠️ Higher cost ($2,039) |
| Longevity | ✨ Modern (Raptor Lake-R (2023−2025) / Intel 7 nm) | ✨ Modern (Sapphire Rapids (2023−2024) / Intel 7 nm) |
💎 Value Proposition
| Insight | Core i9-14900K | Xeon w7-3545 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+335%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($469) | ⚠️ Higher cost ($2,039) |
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 i9-14900K and Xeon w7-3545
Core i9-14900K
The Core i9-14900K is manufactured by Intel. It was released in 17 October 2023 (2 years ago). It is based on the Raptor Lake-R (2023−2025) architecture. It features 24 cores and 32 threads. Base frequency is 3.2 GHz, with boost up to 5.8 GHz. L3 cache: 36 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA1700. Thermal design power (TDP): 125 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 58,544 points. Launch price was $589.
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.
Processing Power
The Core i9-14900K packs 24 cores / 32 threads, matching the Xeon w7-3545's 24 cores. Boost clocks reach 5.8 GHz on the Core i9-14900K versus 4.8 GHz on the Xeon w7-3545 — a 18.9% clock advantage for the Core i9-14900K (base: 3.2 GHz vs 2.7 GHz). The Core i9-14900K uses the Raptor Lake-R (2023−2025) architecture (Intel 7 nm), while the Xeon w7-3545 uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Core i9-14900K scores 58,544 against the Xeon w7-3545's 58,453 — a 0.2% lead for the Core i9-14900K. L3 cache: 36 MB (total) on the Core i9-14900K vs 67.5 MB on the Xeon w7-3545.
| Feature | Core i9-14900K | Xeon w7-3545 |
|---|---|---|
| Cores / Threads | 24 / 32 | 24 / 48 |
| Boost Clock | 5.8 GHz+21% | 4.8 GHz |
| Base Clock | 3.2 GHz+19% | 2.7 GHz |
| L3 Cache | 36 MB (total) | 67.5 MB+88% |
| L2 Cache | 2 MB (per core) | 2 MB (per core) |
| Process | Intel 7 nm | Intel 7 nm |
| Architecture | Raptor Lake-R (2023−2025) | Sapphire Rapids (2023−2024) |
| PassMark | 58,544 | 58,453 |
| Geekbench 6 Single | — | 2,300 |
| Geekbench 6 Multi | — | 16,200 |
Memory & Platform
The Core i9-14900K uses the LGA1700 socket (PCIe 5.0), while the Xeon w7-3545 uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 5600 on the Core i9-14900K versus DDR5-4800 on the Xeon w7-3545 — the Core i9-14900K supports 199.6% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon w7-3545 supports up to 4096 GB of RAM compared to 192 — 182.1% more capacity for professional workloads. Memory channels: 2 (Core i9-14900K) vs 8 (Xeon w7-3545). PCIe lanes: 20 (Core i9-14900K) vs 112 (Xeon w7-3545) — the Xeon w7-3545 offers 92 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Z790,Z690 (Core i9-14900K) and Intel W790 (Xeon w7-3545).
| Feature | Core i9-14900K | Xeon w7-3545 |
|---|---|---|
| Socket | LGA1700 | LGA4677 |
| PCIe Generation | PCIe 5.0 | PCIe 5.0 |
| Max RAM Speed | 5600+111900% | DDR5-4800 |
| Max RAM Capacity | 192 | 4096 GB+2236962033% |
| RAM Channels | 2 | 8+300% |
| ECC Support | ✅ | ✅ |
| PCIe Lanes | 20 | 112+460% |
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. Virtualization support: VT-x, VT-d (Core i9-14900K) vs true (Xeon w7-3545). The Core i9-14900K includes integrated graphics (Intel UHD Graphics 770), while the Xeon w7-3545 requires a dedicated GPU. Direct competitor: Core i9-14900K rivals Ryzen 9 7950X; Xeon w7-3545 rivals Threadripper PRO 7965WX.
| Feature | Core i9-14900K | Xeon w7-3545 |
|---|---|---|
| Integrated GPU | Yes | No |
| IGPU Model | Intel UHD Graphics 770 | None |
| Unlocked | Yes | Yes |
| AVX-512 | No | Yes |
| Virtualization | VT-x, VT-d | true |
Value Analysis
The Core i9-14900K launched at $589 MSRP, while the Xeon w7-3545 debuted at $2039. At current prices ($469 vs $2039), the Core i9-14900K is $1570 cheaper. In terms of value (PassMark points per dollar), the Core i9-14900K delivers 124.8 pts/$ vs 28.7 pts/$ for the Xeon w7-3545 — making the Core i9-14900K the 125.3% better value option.
| Feature | Core i9-14900K | Xeon w7-3545 |
|---|---|---|
| MSRP | $589-71% | $2039 |
| Avg Price (30d) | $469-77% | $2039 |
| Performance per Dollar | 124.8+335% | 28.7 |
| Release Date | 2023 | 2023 |
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