Core i9-9900KF vs Xeon W-1270P
Core i9-9900KF
Xeon W-1270P
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 i9-9900KF
Performance Per Dollar Xeon W-1270P
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-9900KF | Xeon W-1270P |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($350) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Coffee Lake-R (2018−2019) / 14 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Core i9-9900KF | Xeon W-1270P |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($350) | ✅ More affordable ($0) |
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 i9-9900KF and Xeon W-1270P
Core i9-9900KF
The Core i9-9900KF is manufactured by Intel. It was released in 8 January 2019 (6 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 16 threads. Base frequency is 3.6 GHz, with boost up to 5 GHz. L3 cache: 16 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4-2666. Passmark benchmark score: 18,029 points. Launch price was $488.
Xeon W-1270P
The Xeon W-1270P is manufactured by Intel. It was released in 2015-01-01. It features 8 cores and 16 threads. Base frequency is 3.8 GHz, with boost up to 5.1 GHz. L3 cache: 16 MB Intel® Smart Cache. Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2933. Passmark benchmark score: 17,961 points. Launch price was $800.
Processing Power
Both the Core i9-9900KF and Xeon W-1270P share an identical 8-core/16-thread configuration. Boost clocks reach 5 GHz on the Core i9-9900KF versus 5.1 GHz on the Xeon W-1270P — a 2% clock advantage for the Xeon W-1270P (base: 3.6 GHz vs 3.8 GHz). The Core i9-9900KF is built on the Coffee Lake-R (2018−2019) architecture. In PassMark, the Core i9-9900KF scores 18,029 against the Xeon W-1270P's 17,961 — a 0.4% lead for the Core i9-9900KF. L3 cache: 16 MB (total) on the Core i9-9900KF vs 16 MB Intel® Smart Cache on the Xeon W-1270P.
| Feature | Core i9-9900KF | Xeon W-1270P |
|---|---|---|
| Cores / Threads | 8 / 16 | 8 / 16 |
| Boost Clock | 5 GHz | 5.1 GHz+2% |
| Base Clock | 3.6 GHz | 3.8 GHz+6% |
| L3 Cache | 16 MB (total) | 16 MB Intel® Smart Cache |
| L2 Cache | 256K (per core) | — |
| Process | 14 nm | 14 nm |
| Architecture | Coffee Lake-R (2018−2019) | — |
| PassMark | 18,029 | 17,961 |
| Cinebench R23 Multi | 12,812 | — |
| Geekbench 6 Single | 1,720 | — |
| Geekbench 6 Multi | 8,150 | — |
Memory & Platform
The Core i9-9900KF uses the LGA1151 socket (PCIe 3.0), while the Xeon W-1270P uses LGA1200 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i9-9900KF | Xeon W-1270P |
|---|---|---|
| Socket | LGA1151 | LGA1200 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i9-9900KF) / not specified (Xeon W-1270P). Primary use case: Core i9-9900KF targets Gaming.
| Feature | Core i9-9900KF | Xeon W-1270P |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Gaming | — |
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