
Core i9-10900X vs Xeon W-2255

Core i9-10900X

Xeon W-2255
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 i9-10900X
Performance Per Dollar Xeon W-2255
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-10900X | Xeon W-2255 |
|---|---|---|
| Gaming | Balanced gaming performance | Balanced gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($425) | ✅ More affordable ($350) |
| Longevity | ✨ Modern (Cascade Lake-X (2019) / 14 nm) | ✨ Modern (Legacy / 14 nm) |
💎 Value Proposition
| Insight | Core i9-10900X | Xeon W-2255 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+22%) |
| Upfront Cost | ⚠️ Higher cost ($425) | ✅ More affordable ($350) |
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 i9-10900X and Xeon W-2255

Core i9-10900X
The Core i9-10900X is manufactured by Intel. It was released in 19 October 2019 (6 years ago). It is based on the Cascade Lake-X (2019) architecture. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 4.7 GHz. L3 cache: 19.25 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 22,377 points. Launch price was $299.

Xeon W-2255
The Xeon W-2255 is manufactured by Intel. It was released in 2015-01-01. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 4.7 GHz. L3 cache: 19.25 MB. Built on 14 nm process technology. Socket: LGA2066. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2933. Passmark benchmark score: 22,504 points. Launch price was $800.
Processing Power
Both the Core i9-10900X and Xeon W-2255 share an identical 10-core/20-thread configuration. Boost clocks reach 4.7 GHz on the Core i9-10900X versus 4.7 GHz on the Xeon W-2255 — identical boost frequencies (base: 3.7 GHz vs 3.7 GHz). The Core i9-10900X is built on the Cascade Lake-X (2019) architecture. In PassMark, the Core i9-10900X scores 22,377 against the Xeon W-2255's 22,504 — a 0.6% lead for the Xeon W-2255. L3 cache: 19.25 MB (total) on the Core i9-10900X vs 19.25 MB on the Xeon W-2255.
| Feature | Core i9-10900X | Xeon W-2255 |
|---|---|---|
| Cores / Threads | 10 / 20 | 10 / 20 |
| Boost Clock | 4.7 GHz | 4.7 GHz |
| Base Clock | 3.7 GHz | 3.7 GHz |
| L3 Cache | 19.25 MB (total) | 19.25 MB |
| L2 Cache | 1 MB (per core) | — |
| Process | 14 nm | 14 nm |
| Architecture | Cascade Lake-X (2019) | — |
| PassMark | 22,377 | 22,504 |
Memory & Platform
Both processors use the LGA2066 socket with PCIe 3.0.
| Feature | Core i9-10900X | Xeon W-2255 |
|---|---|---|
| Socket | LGA2066 | LGA2066 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
Value Analysis
The Core i9-10900X launched at $590 MSRP, while the Xeon W-2255 debuted at $778. At current prices ($425 vs $350), the Xeon W-2255 is $75 cheaper. In terms of value (PassMark points per dollar), the Core i9-10900X delivers 52.7 pts/$ vs 64.3 pts/$ for the Xeon W-2255 — making the Xeon W-2255 the 19.9% better value option.
| Feature | Core i9-10900X | Xeon W-2255 |
|---|---|---|
| MSRP | $590-24% | $778 |
| Avg Price (30d) | $425 | $350-18% |
| Performance per Dollar | 52.7 | 64.3+22% |
| Release Date | 2019 | 2019 |
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