
Xeon E5606

Core i5-4350U
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 E5606 is positioned at rank 802 and the Core i5-4350U is on rank 463, so the Core i5-4350U offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon E5606
Performance Per Dollar Core i5-4350U
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon E5606 | Core i5-4350U |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Westmere-EP (2010−2011) / 32 nm) | 🛑 Legacy (Haswell (2013−2015) / 22 nm) |
💎 Value Proposition
| Insight | Xeon E5606 | Core i5-4350U |
|---|---|---|
| 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 Xeon E5606 and Core i5-4350U

Xeon E5606
The Xeon E5606 is manufactured by Intel. It was released in 14 February 2011 (14 years ago). It is based on the Westmere-EP (2010−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.13 GHz, with boost up to 0.13 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1366. Thermal design power (TDP): 80 Watt. Memory support: DDR3. Passmark benchmark score: 2,443 points. Launch price was $46.

Core i5-4350U
The Core i5-4350U is manufactured by Intel. It was released in 4 June 2013 (12 years ago). It is based on the Haswell (2013−2015) architecture. It features 2 cores and 4 threads. Base frequency is 1.4 GHz, with boost up to 2.9 GHz. L3 cache: 3 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: FCBGA1168. Thermal design power (TDP): 15 Watt. Memory support: DDR3. Passmark benchmark score: 2,425 points. Launch price was $342.
Processing Power
The Xeon E5606 packs 4 cores / 4 threads, while the Core i5-4350U offers 2 cores / 4 threads — the Xeon E5606 has 2 more cores. Boost clocks reach 0.13 GHz on the Xeon E5606 versus 2.9 GHz on the Core i5-4350U — a 182.8% clock advantage for the Core i5-4350U (base: 2.13 GHz vs 1.4 GHz). The Xeon E5606 uses the Westmere-EP (2010−2011) architecture (32 nm), while the Core i5-4350U uses Haswell (2013−2015) (22 nm). In PassMark, the Xeon E5606 scores 2,443 against the Core i5-4350U's 2,425 — a 0.7% lead for the Xeon E5606. L3 cache: 8 MB (total) on the Xeon E5606 vs 3 MB (total) on the Core i5-4350U.
| Feature | Xeon E5606 | Core i5-4350U |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 4 |
| Boost Clock | 0.13 GHz | 2.9 GHz+2131% |
| Base Clock | 2.13 GHz+52% | 1.4 GHz |
| L3 Cache | 8 MB (total)+167% | 3 MB (total) |
| L2 Cache | 256 kB (per core) | 256K (per core) |
| Process | 32 nm | 22 nm-31% |
| Architecture | Westmere-EP (2010−2011) | Haswell (2013−2015) |
| PassMark | 2,443 | 2,425 |
Memory & Platform
The Xeon E5606 uses the LGA1366 socket (PCIe 2.0), while the Core i5-4350U uses FCBGA1168 (PCIe 3.0) — making them incompatible on the same motherboard.
| Feature | Xeon E5606 | Core i5-4350U |
|---|---|---|
| Socket | LGA1366 | FCBGA1168 |
| PCIe Generation | PCIe 2.0 | PCIe 3.0+50% |
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