Atom C3558 vs Core 2 Duo P7550
Atom C3558
Core 2 Duo P7550
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. The Atom C3558 is positioned at rank 365 and the Core 2 Duo P7550 is on rank 192, so the Core 2 Duo P7550 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom C3558
Performance Per Dollar Core 2 Duo P7550
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom C3558 | Core 2 Duo P7550 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Goldmont (2016−2017) / 14 nm) | 🛑 Legacy (Penryn (2008−2011) / 45 nm) |
💎 Value Proposition
| Insight | Atom C3558 | Core 2 Duo P7550 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Atom C3558 and Core 2 Duo P7550
Atom C3558
The Atom C3558 is manufactured by Intel. It was released in 15 August 2017 (8 years ago). It is based on the Goldmont (2016−2017) architecture. It features 4 cores and 4 threads. Base frequency is 2.2 GHz, with boost up to 2.2 GHz. L3 cache: 8 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: FCBGA1310. Thermal design power (TDP): 16 Watt. Memory support: DDR4: 2133. Passmark benchmark score: 2,431 points. Launch price was $86.
Core 2 Duo P7550
The Core 2 Duo P7550 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.26 GHz, with boost up to 2.26 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 25 Watt. Passmark benchmark score: 2,439 points. Launch price was $249.
Processing Power
The Atom C3558 packs 4 cores / 4 threads, while the Core 2 Duo P7550 offers 2 cores / 2 threads — the Atom C3558 has 2 more cores. Boost clocks reach 2.2 GHz on the Atom C3558 versus 2.26 GHz on the Core 2 Duo P7550 — a 2.7% clock advantage for the Core 2 Duo P7550 (base: 2.2 GHz vs 2.26 GHz). The Atom C3558 uses the Goldmont (2016−2017) architecture (14 nm), while the Core 2 Duo P7550 uses Penryn (2008−2011) (45 nm). In PassMark, the Atom C3558 scores 2,431 against the Core 2 Duo P7550's 2,439 — a 0.3% lead for the Core 2 Duo P7550. L3 cache: 8 MB on the Atom C3558 vs 3 MB L2 Cache on the Core 2 Duo P7550.
| Feature | Atom C3558 | Core 2 Duo P7550 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 2.2 GHz | 2.26 GHz+3% |
| Base Clock | 2.2 GHz | 2.26 GHz+3% |
| L3 Cache | 8 MB+167% | 3 MB L2 Cache |
| L2 Cache | 8 MB+167% | 3 MB |
| Process | 14 nm-69% | 45 nm |
| Architecture | Goldmont (2016−2017) | Penryn (2008−2011) |
| PassMark | 2,431 | 2,439 |
Memory & Platform
The Atom C3558 uses the FCBGA1310 socket (PCIe 3.0), while the Core 2 Duo P7550 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Atom C3558 | Core 2 Duo P7550 |
|---|---|---|
| Socket | FCBGA1310 | PGA478 |
| PCIe Generation | PCIe 3.0+173% | PCIe 1.1 |
| Max RAM Speed | DDR4-2133 | — |
| Max RAM Capacity | 256 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 12 | — |
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