CPU
GPU
Xeon L5520
Pentium 1403 v2
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 L5520 is positioned at rank 832 and the Pentium 1403 v2 is on rank 708, so the Pentium 1403 v2 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon L5520
Performance Per Dollar Pentium 1403 v2
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon L5520 | Pentium 1403 v2 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($150) |
| Longevity | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) | 🛑 Legacy (Ivy Bridge-EN (2013−2014) / 22 nm) |
💎 Value Proposition
| Insight | Xeon L5520 | Pentium 1403 v2 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($150) |
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 L5520 and Pentium 1403 v2
Xeon L5520
The Xeon L5520 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 4 cores and 8 threads. Base frequency is 2.26 GHz, with boost up to 2.48 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 60 Watt. Memory support: DDR3. Passmark benchmark score: 2,274 points. Launch price was $100.
Pentium 1403 v2
The Pentium 1403 v2 is manufactured by Intel. It was released in 2007-01-01. It is based on the Ivy Bridge-EN (2013−2014) architecture. It features 2 cores and 2 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 6 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA1356. Thermal design power (TDP): 80 Watt. Memory support: DDR3-800, DDR3-1066, DDR3-1333, DDR3-1600. Passmark benchmark score: 2,284 points. Launch price was $69.
Processing Power
The Xeon L5520 packs 4 cores / 8 threads, while the Pentium 1403 v2 offers 2 cores / 2 threads — the Xeon L5520 has 2 more cores. Boost clocks reach 2.48 GHz on the Xeon L5520 versus 2.6 GHz on the Pentium 1403 v2 — a 4.7% clock advantage for the Pentium 1403 v2 (base: 2.26 GHz vs 2.6 GHz). The Xeon L5520 uses the Gainestown (2009−2010) architecture (45 nm), while the Pentium 1403 v2 uses Ivy Bridge-EN (2013−2014) (22 nm). In PassMark, the Xeon L5520 scores 2,274 against the Pentium 1403 v2's 2,284 — a 0.4% lead for the Pentium 1403 v2. L3 cache: 8 MB (total) on the Xeon L5520 vs 6 MB (total) on the Pentium 1403 v2.
| Feature | Xeon L5520 | Pentium 1403 v2 |
|---|---|---|
| Cores / Threads | 4 / 8+100% | 2 / 2 |
| Boost Clock | 2.48 GHz | 2.6 GHz+5% |
| Base Clock | 2.26 GHz | 2.6 GHz+15% |
| L3 Cache | 8 MB (total)+33% | 6 MB (total) |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 45 nm | 22 nm-51% |
| Architecture | Gainestown (2009−2010) | Ivy Bridge-EN (2013−2014) |
| PassMark | 2,274 | 2,284 |
Memory & Platform
The Xeon L5520 uses the LGA1366 socket (PCIe 2.0), while the Pentium 1403 v2 uses LGA1356 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon L5520 | Pentium 1403 v2 |
|---|---|---|
| Socket | LGA1366 | LGA1356 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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