Core i9-10900K vs Xeon Gold 6146
Core i9-10900K
Xeon Gold 6146
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 i9-10900K
Performance Per Dollar Xeon Gold 6146
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-10900K | Xeon Gold 6146 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($500) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Comet Lake (2020−2025) / 14 nm) | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-10900K | Xeon Gold 6146 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($500) | ✅ 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 i9-10900K and Xeon Gold 6146
Core i9-10900K
The Core i9-10900K is manufactured by Intel. It was released in 30 April 2020 (5 years ago). It is based on the Comet Lake (2020−2025) architecture. It features 10 cores and 20 threads. Base frequency is 3.7 GHz, with boost up to 5.2 GHz. L3 cache: 20 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 125 Watt. Memory support: DDR4. Passmark benchmark score: 22,382 points. Launch price was $488.
Xeon Gold 6146
The Xeon Gold 6146 is manufactured by Intel. It was released in 11 July 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 12 cores and 24 threads. Base frequency is 3.2 GHz, with boost up to 4.2 GHz. L3 cache: 24.75 MB. L2 cache: 12 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 165 Watt. Memory support: DDR4-2666. Passmark benchmark score: 22,595 points. Launch price was $3,286.
Processing Power
The Core i9-10900K packs 10 cores / 20 threads, while the Xeon Gold 6146 offers 12 cores / 24 threads — the Xeon Gold 6146 has 2 more cores. Boost clocks reach 5.2 GHz on the Core i9-10900K versus 4.2 GHz on the Xeon Gold 6146 — a 21.3% clock advantage for the Core i9-10900K (base: 3.7 GHz vs 3.2 GHz). The Core i9-10900K uses the Comet Lake (2020−2025) architecture (14 nm), while the Xeon Gold 6146 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Core i9-10900K scores 22,382 against the Xeon Gold 6146's 22,595 — a 0.9% lead for the Xeon Gold 6146. L3 cache: 20 MB (total) on the Core i9-10900K vs 24.75 MB on the Xeon Gold 6146.
| Feature | Core i9-10900K | Xeon Gold 6146 |
|---|---|---|
| Cores / Threads | 10 / 20 | 12 / 24+20% |
| Boost Clock | 5.2 GHz+24% | 4.2 GHz |
| Base Clock | 3.7 GHz+16% | 3.2 GHz |
| L3 Cache | 20 MB (total) | 24.75 MB+24% |
| L2 Cache | 256 kB (per core) | 12 MB+4700% |
| Process | 14 nm | 14 nm |
| Architecture | Comet Lake (2020−2025) | Skylake (server) (2017−2018) |
| PassMark | 22,382 | 22,595 |
Memory & Platform
The Core i9-10900K uses the LGA1200 socket (PCIe 3.0), while the Xeon Gold 6146 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i9-10900K | Xeon Gold 6146 |
|---|---|---|
| Socket | LGA1200 | LGA3647 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | DDR4-2933 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core i9-10900K) / not specified (Xeon Gold 6146). The Core i9-10900K includes integrated graphics (UHD Graphics 630), while the Xeon Gold 6146 requires a dedicated GPU. Primary use case: Core i9-10900K targets Desktop.
| Feature | Core i9-10900K | Xeon Gold 6146 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | UHD Graphics 630 | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Desktop | — |
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