
Atom x5-Z8550 vs Pentium N3520

Atom x5-Z8550

Pentium N3520
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 x5-Z8550 is positioned at rank 723 and the Pentium N3520 is on rank 1046, so the Atom x5-Z8550 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom x5-Z8550
Performance Per Dollar Pentium N3520
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom x5-Z8550 | Pentium N3520 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($10) |
| Longevity | 🛑 Legacy (Cherry Trail (2015−2016) / 14 nm) | 🛑 Legacy (Bay Trail-M (2013−2014) / 22 nm) |
💎 Value Proposition
| Insight | Atom x5-Z8550 | Pentium N3520 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($10) |
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 x5-Z8550 and Pentium N3520

Atom x5-Z8550
The Atom x5-Z8550 is manufactured by Intel. It was released in 8 February 2016 (9 years ago). It is based on the Cherry Trail (2015−2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.44 GHz, with boost up to 2.4 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: UTFCBGA1380. Memory support: DDR3. Passmark benchmark score: 1,143 points. Launch price was $69.

Pentium N3520
The Pentium N3520 is manufactured by Intel. It was released in 1 December 2013 (12 years ago). It is based on the Bay Trail-M (2013−2014) architecture. It features 4 cores and 4 threads. Base frequency is 2.17 GHz, with boost up to 2.42 GHz. L3 cache: 2 MB. L2 cache: 2 MB. Built on 22 nm process technology. Socket: FCBGA1170. Thermal design power (TDP): 7.5 Watt. Memory support: DDR3L-1333. Passmark benchmark score: 1,144 points. Launch price was $161.
Processing Power
Both the Atom x5-Z8550 and Pentium N3520 share an identical 4-core/4-thread configuration. Boost clocks reach 2.4 GHz on the Atom x5-Z8550 versus 2.42 GHz on the Pentium N3520 — a 0.8% clock advantage for the Pentium N3520 (base: 1.44 GHz vs 2.17 GHz). The Atom x5-Z8550 uses the Cherry Trail (2015−2016) architecture (14 nm), while the Pentium N3520 uses Bay Trail-M (2013−2014) (22 nm). In PassMark, the Atom x5-Z8550 scores 1,143 against the Pentium N3520's 1,144 — a 0.1% lead for the Pentium N3520. L3 cache: 0 kB on the Atom x5-Z8550 vs 2 MB on the Pentium N3520.
| Feature | Atom x5-Z8550 | Pentium N3520 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 4 |
| Boost Clock | 2.4 GHz | 2.42 GHz |
| Base Clock | 1.44 GHz | 2.17 GHz+51% |
| L3 Cache | 0 kB | 2 MB |
| L2 Cache | 2 MB | 2 MB |
| Process | 14 nm-36% | 22 nm |
| Architecture | Cherry Trail (2015−2016) | Bay Trail-M (2013−2014) |
| PassMark | 1,143 | 1,144 |
Memory & Platform
The Atom x5-Z8550 uses the UTFCBGA1380 socket (PCIe 3.0), while the Pentium N3520 uses FCBGA1170 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Atom x5-Z8550 | Pentium N3520 |
|---|---|---|
| Socket | UTFCBGA1380 | FCBGA1170 |
| PCIe Generation | PCIe 3.0+50% | PCIe 2.0 |
| Max RAM Speed | LPDDR3-1600 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 2 | — |
Advanced Features
The Atom x5-Z8550 includes integrated graphics (Intel HD Graphics (Cherry Trail)), while the Pentium N3520 requires a dedicated GPU.
| Feature | Atom x5-Z8550 | Pentium N3520 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel HD Graphics (Cherry Trail) | — |
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