Core i9-9920X vs Xeon Gold 5218R
Core i9-9920X
Xeon Gold 5218R
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 i9-9920X
Performance Per Dollar Xeon Gold 5218R
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i9-9920X | Xeon Gold 5218R |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($464) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Skylake (server) (2017−2018) / 14 nm) | ✨ Modern (Cascade Lake (2019−2020) / 14 nm) |
💎 Value Proposition
| Insight | Core i9-9920X | Xeon Gold 5218R |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($464) | ✅ 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 i9-9920X and Xeon Gold 5218R
Core i9-9920X
The Core i9-9920X is manufactured by Intel. It was released in 19 October 2018 (7 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 12 cores and 24 threads. Base frequency is 3.5 GHz, with boost up to 4.5 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: DDR4-2666. Passmark benchmark score: 24,974 points. Launch price was $1,189.
Xeon Gold 5218R
The Xeon Gold 5218R is manufactured by Intel. It was released in 24 February 2020 (5 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 20 cores and 40 threads. Base frequency is 2.1 GHz, with boost up to 4 GHz. L3 cache: 27.5 MB. L2 cache: 20 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 125 Watt. Memory support: DDR4-2667. Passmark benchmark score: 25,000 points. Launch price was $1,273.
Processing Power
The Core i9-9920X packs 12 cores / 24 threads, while the Xeon Gold 5218R offers 20 cores / 40 threads — the Xeon Gold 5218R has 8 more cores. Boost clocks reach 4.5 GHz on the Core i9-9920X versus 4 GHz on the Xeon Gold 5218R — a 11.8% clock advantage for the Core i9-9920X (base: 3.5 GHz vs 2.1 GHz). The Core i9-9920X uses the Skylake (server) (2017−2018) architecture (14 nm), while the Xeon Gold 5218R uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Core i9-9920X scores 24,974 against the Xeon Gold 5218R's 25,000 — a 0.1% lead for the Xeon Gold 5218R. L3 cache: 19.25 MB (total) on the Core i9-9920X vs 27.5 MB on the Xeon Gold 5218R.
| Feature | Core i9-9920X | Xeon Gold 5218R |
|---|---|---|
| Cores / Threads | 12 / 24 | 20 / 40+67% |
| Boost Clock | 4.5 GHz+13% | 4 GHz |
| Base Clock | 3.5 GHz+67% | 2.1 GHz |
| L3 Cache | 19.25 MB (total) | 27.5 MB+43% |
| L2 Cache | 1 MB (per core) | 20 MB+1900% |
| Process | 14 nm | 14 nm |
| Architecture | Skylake (server) (2017−2018) | Cascade Lake (2019−2020) |
| PassMark | 24,974 | 25,000 |
Memory & Platform
The Core i9-9920X uses the LGA2066 socket (PCIe 3.0), while the Xeon Gold 5218R uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Core i9-9920X | Xeon Gold 5218R |
|---|---|---|
| Socket | LGA2066 | LGA3647 |
| PCIe Generation | PCIe 3.0 | PCIe 3.0 |
| Max RAM Speed | — | 2666 |
| Max RAM Capacity | — | 1024 |
| RAM Channels | — | 6 |
| ECC Support | — | ✅ |
| PCIe Lanes | — | 48 |
Advanced Features
Virtualization: not specified (Core i9-9920X) / VT-x, VT-d (Xeon Gold 5218R). Direct competitor: Xeon Gold 5218R rivals EPYC 7352.
| Feature | Core i9-9920X | Xeon Gold 5218R |
|---|---|---|
| Integrated GPU | — | No |
| IGPU Model | — | None |
| Unlocked | — | No |
| AVX-512 | — | Yes |
| Virtualization | — | VT-x, VT-d |
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