Xeon W-2125 vs Core i7-9700K
Xeon W-2125
Core i7-9700K
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. The Xeon W-2125 is positioned at rank #590 in our cost-efficiency ranking, representing a Lower cost-benefit for your build. 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 W-2125
Performance Per Dollar Core i7-9700K
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W-2125 | Core i7-9700K |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($42) | ⚠️ Higher cost ($200) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Coffee Lake-R (2018−2019) / 14 nm) |
💎 Value Proposition
| Insight | Xeon W-2125 | Core i7-9700K |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+231%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($42) | ⚠️ Higher cost ($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 Xeon W-2125 and Core i7-9700K
Xeon W-2125
The Xeon W-2125 is manufactured by Intel. It was released in 29 August 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 4 cores and 8 threads. Base frequency is 4 GHz, with boost up to 4.5 GHz. L3 cache: 8.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 120 Watt. Memory support: DDR4-1600, DDR4-1866, DDR4-2133, DDR4-2400, DDR4-2666. Passmark benchmark score: 10,000 points. Launch price was $444.
Core i7-9700K
The Core i7-9700K is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Coffee Lake-R (2018−2019) architecture. It features 8 cores and 8 threads. Base frequency is 3.6 GHz, with boost up to 4.9 GHz. L3 cache: 12 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4. Passmark benchmark score: 14,397 points. Launch price was $374.
Processing Power
The Xeon W-2125 packs 4 cores / 8 threads, while the Core i7-9700K offers 8 cores / 8 threads — the Core i7-9700K has 4 more cores. Boost clocks reach 4.5 GHz on the Xeon W-2125 versus 4.9 GHz on the Core i7-9700K — a 8.5% clock advantage for the Core i7-9700K (base: 4 GHz vs 3.6 GHz). The Xeon W-2125 uses the Skylake (server) (2017−2018) architecture (14 nm), while the Core i7-9700K uses Coffee Lake-R (2018−2019) (14 nm). In PassMark, the Xeon W-2125 scores 10,000 against the Core i7-9700K's 14,397 — a 36% lead for the Core i7-9700K. L3 cache: 8.25 MB (total) on the Xeon W-2125 vs 12 MB (total) on the Core i7-9700K.
| Feature | Xeon W-2125 | Core i7-9700K |
|---|---|---|
| Cores / Threads | 4 / 8 | 8 / 8+100% |
| Boost Clock | 4.5 GHz | 4.9 GHz+9% |
| Base Clock | 4 GHz+11% | 3.6 GHz |
| L3 Cache | 8.25 MB (total) | 12 MB (total)+45% |
| L2 Cache | 1 MB (per core)+300% | 256K (per core) |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | Coffee Lake-R (2018−2019) |
| PassMark | 10,000 | 14,397+44% |
Memory & Platform
The Xeon W-2125 uses the LGA2066 socket (PCIe 3.0), while the Core i7-9700K uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard. Both support up to DDR4-2666 memory speed. The Xeon W-2125 supports up to 512 GB of RAM compared to 128 GB — 120% more capacity for professional workloads. Memory channels: 4 (Xeon W-2125) vs 2 (Core i7-9700K). PCIe lanes: 48 (Xeon W-2125) vs 16 (Core i7-9700K) — the Xeon W-2125 offers 32 more lanes for additional GPUs or NVMe drives.
| Feature | Xeon W-2125 | Core i7-9700K |
|---|---|---|
| Socket | LGA2066 | LGA1151 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2666 | DDR4-2666 |
| Max RAM Capacity | 512 GB+300% | 128 GB |
| RAM Channels | 4+100% | 2 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 48+200% | 16 |
Advanced Features
Only the Core i7-9700K has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Only the Xeon W-2125 supports AVX-512 instructions — important for machine learning and scientific applications. Both support VT-x, VT-d virtualization. The Core i7-9700K includes integrated graphics (UHD Graphics 630), while the Xeon W-2125 requires a dedicated GPU. Primary use case: Xeon W-2125 targets Workstation, Core i7-9700K targets Desktop.
| Feature | Xeon W-2125 | Core i7-9700K |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | UHD Graphics 630 |
| Unlocked | No | Yes |
| AVX-512 | Yes | No |
| Virtualization | VT-x, VT-d | VT-x, VT-d |
| Target Use | Workstation | Desktop |
Value Analysis
The Xeon W-2125 launched at $444 MSRP, while the Core i7-9700K debuted at $385. At current prices ($42 vs $200), the Xeon W-2125 is $158 cheaper. In terms of value (PassMark points per dollar), the Xeon W-2125 delivers 238.1 pts/$ vs 72.0 pts/$ for the Core i7-9700K — making the Xeon W-2125 the 107.1% better value option.
| Feature | Xeon W-2125 | Core i7-9700K |
|---|---|---|
| MSRP | $444 | $385-13% |
| Avg Price (30d) | $42-79% | $200 |
| Performance per Dollar | 238.1+231% | 72.0 |
| Release Date | 2017 | 2018 |
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