Atom D525 vs Phenom II X4 900e
Atom D525
Phenom II X4 900e
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 D525 is positioned at rank 31 and the Phenom II X4 900e is on rank 373, so the Atom D525 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom D525
Performance Per Dollar Phenom II X4 900e
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom D525 | Phenom II X4 900e |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($63) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Pinetrail (2009−2011) / 45 nm) | 🛑 Legacy (Deneb (2009−2011) / 45 nm) |
💎 Value Proposition
| Insight | Atom D525 | Phenom II X4 900e |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($63) | ✅ 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 Atom D525 and Phenom II X4 900e
Atom D525
The Atom D525 is manufactured by Intel. It was released in 21 June 2010 (15 years ago). It is based on the Pinetrail (2009−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.8 GHz, with boost up to 1.83 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 45 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 13 Watt. Memory support: DDR2, DDR3. Passmark benchmark score: 1,707 points. Launch price was $63.
Phenom II X4 900e
The Phenom II X4 900e is manufactured by AMD. It was released in 2009-01-01. It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 1,727 points. Launch price was $149.
Processing Power
The Atom D525 packs 2 cores / 4 threads, while the Phenom II X4 900e offers 4 cores / 4 threads — the Phenom II X4 900e has 2 more cores. Boost clocks reach 1.83 GHz on the Atom D525 versus 2.4 GHz on the Phenom II X4 900e — a 27% clock advantage for the Phenom II X4 900e (base: 1.8 GHz vs 2.4 GHz). The Atom D525 uses the Pinetrail (2009−2011) architecture (45 nm), while the Phenom II X4 900e uses Deneb (2009−2011) (45 nm). In PassMark, the Atom D525 scores 1,707 against the Phenom II X4 900e's 1,727 — a 1.2% lead for the Phenom II X4 900e. L3 cache: 0 kB on the Atom D525 vs 6 MB (total) on the Phenom II X4 900e.
| Feature | Atom D525 | Phenom II X4 900e |
|---|---|---|
| Cores / Threads | 2 / 4 | 4 / 4+100% |
| Boost Clock | 1.83 GHz | 2.4 GHz+31% |
| Base Clock | 1.8 GHz | 2.4 GHz+33% |
| L3 Cache | 0 kB | 6 MB (total) |
| L2 Cache | 512K (per core) | 512 kB (per core) |
| Process | 45 nm | 45 nm |
| Architecture | Pinetrail (2009−2011) | Deneb (2009−2011) |
| PassMark | 1,707 | 1,727+1% |
Memory & Platform
The Atom D525 uses the FCBGA559 socket (PCIe 2.0), while the Phenom II X4 900e uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Atom D525 | Phenom II X4 900e |
|---|---|---|
| Socket | FCBGA559 | AM3 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-800 | — |
| Max RAM Capacity | 4 GB | — |
| RAM Channels | 1 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
Advanced Features
The Atom D525 includes integrated graphics (Intel GMA 3150), while the Phenom II X4 900e requires a dedicated GPU.
| Feature | Atom D525 | Phenom II X4 900e |
|---|---|---|
| Integrated GPU | Yes | — |
| IGPU Model | Intel GMA 3150 | — |
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