Athlon II X3 405e vs Xeon L5240
Athlon II X3 405e
Xeon L5240
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 Athlon II X3 405e is positioned at rank 935 and the Xeon L5240 is on rank 951, so the Athlon II X3 405e offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Athlon II X3 405e
Performance Per Dollar Xeon L5240
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Athlon II X3 405e | Xeon L5240 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($10) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Rana (2009−2011) / 45 nm) | 🛑 Legacy (Legacy / 45 nm) |
💎 Value Proposition
| Insight | Athlon II X3 405e | Xeon L5240 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($10) | ✅ 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 Athlon II X3 405e and Xeon L5240
Athlon II X3 405e
The Athlon II X3 405e is manufactured by AMD. It was released in 20 October 2009 (16 years ago). It is based on the Rana (2009−2011) architecture. It features 3 cores and 3 threads. Base frequency is 2.3 GHz, with boost up to 2.3 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 1,331 points. Launch price was $80.
Xeon L5240
The Xeon L5240 is manufactured by Intel. It was released in 2015-01-01. Base frequency: 3 GHz. L3 cache: 6 MB L2 Cache. Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 40 Watt. Passmark benchmark score: 1,337 points. Launch price was $800.
Processing Power
The Athlon II X3 405e is built on the Rana (2009−2011) architecture. In PassMark, the Athlon II X3 405e scores 1,331 against the Xeon L5240's 1,337 — a 0.4% lead for the Xeon L5240. L3 cache: 0 kB on the Athlon II X3 405e vs 6 MB L2 Cache on the Xeon L5240.
| Feature | Athlon II X3 405e | Xeon L5240 |
|---|---|---|
| Cores / Threads | 3 / 3 | — |
| Boost Clock | 2.3 GHz | — |
| Base Clock | 2.3 GHz | 3 GHz+30% |
| L3 Cache | 0 kB | 6 MB L2 Cache |
| L2 Cache | 512 kB (per core) | — |
| Process | 45 nm | 45 nm |
| Architecture | Rana (2009−2011) | — |
| PassMark | 1,331 | 1,337 |
Memory & Platform
The Athlon II X3 405e uses the AM3 socket (PCIe 2.0), while the Xeon L5240 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Athlon II X3 405e | Xeon L5240 |
|---|---|---|
| Socket | AM3 | LGA771 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 32 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
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