CPU
GPU
Phenom II X2 550
Atom D2700
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 Phenom II X2 550 is positioned at rank 516 and the Atom D2700 is on rank 490, so the Atom D2700 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Phenom II X2 550
Performance Per Dollar Atom D2700
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Phenom II X2 550 | Atom D2700 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Callisto (2009−2010) / 45 nm) | 🛑 Legacy (Cedarview (2011−2012) / 32 nm) |
💎 Value Proposition
| Insight | Phenom II X2 550 | Atom D2700 |
|---|---|---|
| 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 Phenom II X2 550 and Atom D2700
Phenom II X2 550
The Phenom II X2 550 is manufactured by AMD. It was released in 4 November 2009 (16 years ago). It is based on the Callisto (2009−2010) architecture. It features 2 cores and 2 threads. Base frequency is 3.1 GHz, with boost up to 3.1 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 1,142 points. Launch price was $133.
Atom D2700
The Atom D2700 is manufactured by Intel. It was released in 1 November 2011 (14 years ago). It is based on the Cedarview (2011−2012) architecture. It features 2 cores and 4 threads. Base frequency is 2.13 GHz, with boost up to 0.13 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 32 nm process technology. Socket: FCBGA559. Thermal design power (TDP): 10 Watt. Memory support: DDR3. Passmark benchmark score: 1,148 points. Launch price was $52.
Processing Power
The Phenom II X2 550 packs 2 cores / 2 threads, matching the Atom D2700's 2 cores. Boost clocks reach 3.1 GHz on the Phenom II X2 550 versus 0.13 GHz on the Atom D2700 — a 183.9% clock advantage for the Phenom II X2 550 (base: 3.1 GHz vs 2.13 GHz). The Phenom II X2 550 uses the Callisto (2009−2010) architecture (45 nm), while the Atom D2700 uses Cedarview (2011−2012) (32 nm). In PassMark, the Phenom II X2 550 scores 1,142 against the Atom D2700's 1,148 — a 0.5% lead for the Atom D2700. L3 cache: 6 MB (total) on the Phenom II X2 550 vs 0 kB on the Atom D2700.
| Feature | Phenom II X2 550 | Atom D2700 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 4 |
| Boost Clock | 3.1 GHz+2285% | 0.13 GHz |
| Base Clock | 3.1 GHz+46% | 2.13 GHz |
| L3 Cache | 6 MB (total) | 0 kB |
| L2 Cache | 512 kB (per core) | 512K (per core) |
| Process | 45 nm | 32 nm-29% |
| Architecture | Callisto (2009−2010) | Cedarview (2011−2012) |
| PassMark | 1,142 | 1,148 |
Memory & Platform
The Phenom II X2 550 uses the AM3 socket (PCIe 2.0), while the Atom D2700 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Phenom II X2 550 | Atom D2700 |
|---|---|---|
| Socket | AM3 | FCBGA559 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | — | DDR3-1066 |
| Max RAM Capacity | — | 4 GB |
| RAM Channels | — | 1 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 4 |
Advanced Features
The Atom D2700 includes integrated graphics (Intel GMA 3650), while the Phenom II X2 550 requires a dedicated GPU.
| Feature | Phenom II X2 550 | Atom D2700 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel GMA 3650 |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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