Ryzen 5 5600X vs Mobile Sempron SI-42
Ryzen 5 5600X
Mobile Sempron SI-42
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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 Ryzen 5 5600X
Performance Per Dollar Mobile Sempron SI-42
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Ryzen 5 5600X | Mobile Sempron SI-42 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($135) | ✅ More affordable ($0) |
| Longevity | ✨ Modern (Vermeer (Zen 3) (2020−2022) / 7 nm, 12 nm) | 🛑 Legacy (Sable (2008−2009) / 65 nm) |
💎 Value Proposition
| Insight | Ryzen 5 5600X | Mobile Sempron SI-42 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($135) | ✅ 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 Ryzen 5 5600X and Mobile Sempron SI-42
Ryzen 5 5600X
The Ryzen 5 5600X is manufactured by AMD. It was released in 5 November 2020 (5 years ago). It is based on the Vermeer (Zen 3) (2020−2022) architecture. It features 6 cores and 12 threads. Base frequency is 3.7 GHz, with boost up to 4.6 GHz. L3 cache: 32 MB. L2 cache: 512K (per core). Built on 7 nm, 12 nm process technology. Socket: AM4. Thermal design power (TDP): 65 Watt. Memory support: DDR4. Passmark benchmark score: 21,845 points. Launch price was $299.
Mobile Sempron SI-42
The Mobile Sempron SI-42 is manufactured by AMD. It was released in 1 September 2009 (16 years ago). It is based on the Sable (2008−2009) architecture. It features 1 cores and 1 threads. Max frequency: 2.1 GHz. L2 cache: 512 kB. Built on 65 nm process technology. Socket: S1g2. Thermal design power (TDP): 512 kB. Passmark benchmark score: 332 points. Launch price was $69.
Processing Power
The Ryzen 5 5600X packs 6 cores / 12 threads, while the Mobile Sempron SI-42 offers 1 cores / 1 threads — the Ryzen 5 5600X has 5 more cores. Boost clocks reach 4.6 GHz on the Ryzen 5 5600X versus 2.1 GHz on the Mobile Sempron SI-42 — a 74.6% clock advantage for the Ryzen 5 5600X. The Ryzen 5 5600X uses the Vermeer (Zen 3) (2020−2022) architecture (7 nm, 12 nm), while the Mobile Sempron SI-42 uses Sable (2008−2009) (65 nm). In PassMark, the Ryzen 5 5600X scores 21,845 against the Mobile Sempron SI-42's 332 — a 194% lead for the Ryzen 5 5600X.
| Feature | Ryzen 5 5600X | Mobile Sempron SI-42 |
|---|---|---|
| Cores / Threads | 6 / 12+500% | 1 / 1 |
| Boost Clock | 4.6 GHz+119% | 2.1 GHz |
| Base Clock | 3.7 GHz | — |
| L3 Cache | 32 MB | — |
| L2 Cache | 512K (per core) | 512 kB |
| Process | 7 nm, 12 nm-89% | 65 nm |
| Architecture | Vermeer (Zen 3) (2020−2022) | Sable (2008−2009) |
| PassMark | 21,845+6480% | 332 |
Memory & Platform
The Ryzen 5 5600X uses the AM4 socket (PCIe 4.0), while the Mobile Sempron SI-42 uses S1g2 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Ryzen 5 5600X | Mobile Sempron SI-42 |
|---|---|---|
| Socket | AM4 | S1g2 |
| PCIe Generation | PCIe 4.0+100% | PCIe 2.0 |
| Max RAM Speed | DDR4-3200 | — |
| Max RAM Capacity | 128 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 24 | — |
Advanced Features
Virtualization: AMD-V (Ryzen 5 5600X) / not specified (Mobile Sempron SI-42). Primary use case: Ryzen 5 5600X targets Desktop.
| Feature | Ryzen 5 5600X | Mobile Sempron SI-42 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | Yes | — |
| AVX-512 | No | — |
| Virtualization | AMD-V | — |
| Target Use | Desktop | — |
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