Sempron 2500+ vs Atom Z530
Sempron 2500+
Atom Z530
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 Sempron 2500+ is positioned at rank 1007 and the Atom Z530 is on rank 781, so the Atom Z530 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Sempron 2500+
Performance Per Dollar Atom Z530
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Sempron 2500+ | Atom Z530 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Palermo (2001−2005) / 130 nm) | 🛑 Legacy (Silverthorne (2008−2010) / 45 nm) |
💎 Value Proposition
| Insight | Sempron 2500+ | Atom Z530 |
|---|---|---|
| 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 Sempron 2500+ and Atom Z530
Sempron 2500+
The Sempron 2500+ is manufactured by AMD. It was released in Janeiro 2001 (24 years ago). It is based on the Palermo (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 1.75 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 130 nm process technology. Socket: 754. Thermal design power (TDP): 62 Watt. Passmark benchmark score: 277 points. Launch price was $80.
Atom Z530
The Atom Z530 is manufactured by Intel. It was released in 2 April 2008 (17 years ago). It is based on the Silverthorne (2008−2010) architecture. It features 1 cores and 2 threads. Base frequency is 1.6 GHz, with boost up to 0.1 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 45 nm process technology. Socket: PBGA441. Thermal design power (TDP): 2 Watt. Passmark benchmark score: 255 points. Launch price was $95.
Processing Power
The Sempron 2500+ packs 1 cores / 1 threads, matching the Atom Z530's 1 cores. Boost clocks reach 1.75 GHz on the Sempron 2500+ versus 0.1 GHz on the Atom Z530 — a 178.4% clock advantage for the Sempron 2500+. The Sempron 2500+ uses the Palermo (2001−2005) architecture (130 nm), while the Atom Z530 uses Silverthorne (2008−2010) (45 nm). In PassMark, the Sempron 2500+ scores 277 against the Atom Z530's 255 — a 8.3% lead for the Sempron 2500+. Both processors carry 0 kB of L3 cache.
| Feature | Sempron 2500+ | Atom Z530 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 2 |
| Boost Clock | 1.75 GHz+1650% | 0.1 GHz |
| Base Clock | — | 1.6 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 256 kB | 512 kB+100% |
| Process | 130 nm | 45 nm-65% |
| Architecture | Palermo (2001−2005) | Silverthorne (2008−2010) |
| PassMark | 277+9% | 255 |
Memory & Platform
The Sempron 2500+ uses the 754 socket (PCIe 2.0), while the Atom Z530 uses PBGA441 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Sempron 2500+ | Atom Z530 |
|---|---|---|
| Socket | 754 | PBGA441 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | — | DDR2-533 |
| Max RAM Capacity | — | 2 GB |
| RAM Channels | — | 1 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
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