CPU
GPU
Atom x7213RE
Xeon E5520
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 x7213RE is positioned at rank 401 and the Xeon E5520 is on rank 788, so the Atom x7213RE offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom x7213RE
Performance Per Dollar Xeon E5520
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom x7213RE | Xeon E5520 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | ✨ Modern (Amston Lake (2024−2025) / 10 nm) | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) |
💎 Value Proposition
| Insight | Atom x7213RE | Xeon E5520 |
|---|---|---|
| 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 x7213RE and Xeon E5520
Atom x7213RE
The Atom x7213RE is manufactured by Intel. It was released in 8 April 2024 (1 year ago). It is based on the Amston Lake (2024−2025) architecture. It features 2 cores and 2 threads. Base frequency is 2 GHz, with boost up to 3.4 GHz. L3 cache: 6 MB (total). L2 cache: 2 MB (total). Built on 10 nm process technology. Socket: FCBGA1264. Thermal design power (TDP): 9 Watt. Memory support: DDR4, DDR5. Passmark benchmark score: 2,538 points. Launch price was $42.
Xeon E5520
The Xeon E5520 is manufactured by Intel. It was released in 30 March 2009 (16 years ago). It is based on the Gainestown (2009−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.26 GHz, with boost up to 2.53 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 2,541 points. Launch price was $19.
Processing Power
The Atom x7213RE packs 2 cores / 2 threads, while the Xeon E5520 offers 4 cores / 8 threads — the Xeon E5520 has 2 more cores. Boost clocks reach 3.4 GHz on the Atom x7213RE versus 2.53 GHz on the Xeon E5520 — a 29.3% clock advantage for the Atom x7213RE (base: 2 GHz vs 2.26 GHz). The Atom x7213RE uses the Amston Lake (2024−2025) architecture (10 nm), while the Xeon E5520 uses Gainestown (2009−2010) (45 nm). In PassMark, the Atom x7213RE scores 2,538 against the Xeon E5520's 2,541 — a 0.1% lead for the Xeon E5520. L3 cache: 6 MB (total) on the Atom x7213RE vs 8 MB (total) on the Xeon E5520.
| Feature | Atom x7213RE | Xeon E5520 |
|---|---|---|
| Cores / Threads | 2 / 2 | 4 / 8+100% |
| Boost Clock | 3.4 GHz+34% | 2.53 GHz |
| Base Clock | 2 GHz | 2.26 GHz+13% |
| L3 Cache | 6 MB (total) | 8 MB (total)+33% |
| L2 Cache | 2 MB (total)+700% | 256 kB (per core) |
| Process | 10 nm-78% | 45 nm |
| Architecture | Amston Lake (2024−2025) | Gainestown (2009−2010) |
| PassMark | 2,538 | 2,541 |
Memory & Platform
The Atom x7213RE uses the FCBGA1264 socket (PCIe 4.0), while the Xeon E5520 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Atom x7213RE | Xeon E5520 |
|---|---|---|
| Socket | FCBGA1264 | LGA1366 |
| PCIe Generation | PCIe 4.0+100% | PCIe 2.0 |
| Max RAM Speed | DDR5-4800 | — |
| Max RAM Capacity | 16 GB | — |
| RAM Channels | 1 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 9 | — |
Advanced Features
The Atom x7213RE includes integrated graphics (Intel UHD Graphics (16EU)), while the Xeon E5520 requires a dedicated GPU.
| Feature | Atom x7213RE | Xeon E5520 |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel UHD Graphics (16EU) | — |
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