
Xeon E5502

Atom D525
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 Xeon E5502 is positioned at rank 893 and the Atom D525 is on rank 31, 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 Xeon E5502
Performance Per Dollar Atom D525
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5502 | Atom D525 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($39) | ⚠️ Higher cost ($63) |
| Longevity | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) | 🛑 Legacy (Pinetrail (2009−2011) / 45 nm) |
💎 Value Proposition
| Insight | Xeon E5502 | Atom D525 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+63%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($39) | ⚠️ Higher cost ($63) |
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 Xeon E5502 and Atom D525

Xeon E5502
The Xeon E5502 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 2 cores and 2 threads. Base frequency is 1.86 GHz, with boost up to 1.87 GHz. L3 cache: 4 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: 1,725 points. Launch price was $95.

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.
Processing Power
The Xeon E5502 packs 2 cores / 2 threads, matching the Atom D525's 2 cores. Boost clocks reach 1.87 GHz on the Xeon E5502 versus 1.83 GHz on the Atom D525 — a 2.2% clock advantage for the Xeon E5502 (base: 1.86 GHz vs 1.8 GHz). The Xeon E5502 uses the Gainestown (2009−2010) architecture (45 nm), while the Atom D525 uses Pinetrail (2009−2011) (45 nm). In PassMark, the Xeon E5502 scores 1,725 against the Atom D525's 1,707 — a 1% lead for the Xeon E5502. L3 cache: 4 MB (total) on the Xeon E5502 vs 0 kB on the Atom D525.
| Feature | Xeon E5502 | Atom D525 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 4 |
| Boost Clock | 1.87 GHz+2% | 1.83 GHz |
| Base Clock | 1.86 GHz+3% | 1.8 GHz |
| L3 Cache | 4 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 512K (per core)+100% |
| Process | 45 nm | 45 nm |
| Architecture | Gainestown (2009−2010) | Pinetrail (2009−2011) |
| PassMark | 1,725+1% | 1,707 |
| Geekbench 6 Single | 200 | — |
| Geekbench 6 Multi | 800 | — |
Memory & Platform
The Xeon E5502 uses the LGA1366 socket (PCIe 2.0), while the Atom D525 uses FCBGA559 (PCIe 2.0) — making them incompatible on the same motherboard. Both support up to DDR3-800 memory speed. The Xeon E5502 supports up to 144 GB of RAM compared to 4 GB — 189.2% more capacity for professional workloads. Memory channels: 3 (Xeon E5502) vs 1 (Atom D525). PCIe lanes: 32 (Xeon E5502) vs 0 (Atom D525) — the Xeon E5502 offers 32 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Intel 5500,Intel 5520,Intel X58 (Xeon E5502) and Intel NM10 (Atom D525).
| Feature | Xeon E5502 | Atom D525 |
|---|---|---|
| Socket | LGA1366 | FCBGA559 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-800 | DDR3-800 |
| Max RAM Capacity | 144 GB+3500% | 4 GB |
| RAM Channels | 3+200% | 1 |
| ECC Support | ✅ | ❌ |
| PCIe Lanes | 32 | 0 |
Advanced Features
Virtualization: true (Xeon E5502) / not specified (Atom D525). The Atom D525 includes integrated graphics (Intel GMA 3150), while the Xeon E5502 requires a dedicated GPU.
| Feature | Xeon E5502 | Atom D525 |
|---|---|---|
| Integrated GPU | No | Yes |
| IGPU Model | — | Intel GMA 3150 |
| AVX-512 | No | — |
| Virtualization | true | — |
Value Analysis
The Xeon E5502 launched at $188 MSRP, while the Atom D525 debuted at $63.
| Feature | Xeon E5502 | Atom D525 |
|---|---|---|
| MSRP | $188 | $63-66% |
| Avg Price (30d) | $39 | — |
| Release Date | 2009 | 2010 |
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