
Xeon X5355 vs Turion II P520

Xeon X5355

Turion II P520
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 X5355 is positioned at rank 1032 and the Turion II P520 is on rank 281, so the Turion II P520 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon X5355
Performance Per Dollar Turion II P520
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon X5355 | Turion II P520 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($4,000) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Clovertown (2006−2007) / 65 nm) | 🛑 Legacy (Champlain (2010−2011) / 45 nm) |
💎 Value Proposition
| Insight | Xeon X5355 | Turion II P520 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($4,000) | ✅ 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 Xeon X5355 and Turion II P520

Xeon X5355
The Xeon X5355 is manufactured by Intel. It was released in 14 November 2006 (19 years ago). It is based on the Clovertown (2006−2007) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 0.67 GHz. L3 cache: 8 MB L2 Cache. L2 cache: 4 MB (total). Built on 65 nm process technology. Socket: LGA771. Thermal design power (TDP): 120 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,039 points. Launch price was $1,172.

Turion II P520
The Turion II P520 is manufactured by AMD. It was released in 2007-01-01. It is based on the Champlain (2010−2011) architecture. It features 2 cores and 2 threads. Max frequency: 2.3 GHz. L2 cache: 2 MB. Built on 45 nm process technology. Socket: S1g4. Thermal design power (TDP): 2 MB. Memory support: DDR3. Passmark benchmark score: 2,047 points. Launch price was $69.
Processing Power
The Xeon X5355 packs 4 cores / 4 threads, while the Turion II P520 offers 2 cores / 2 threads — the Xeon X5355 has 2 more cores. Boost clocks reach 0.67 GHz on the Xeon X5355 versus 2.3 GHz on the Turion II P520 — a 109.8% clock advantage for the Turion II P520. The Xeon X5355 uses the Clovertown (2006−2007) architecture (65 nm), while the Turion II P520 uses Champlain (2010−2011) (45 nm). In PassMark, the Xeon X5355 scores 2,039 against the Turion II P520's 2,047 — a 0.4% lead for the Turion II P520.
| Feature | Xeon X5355 | Turion II P520 |
|---|---|---|
| Cores / Threads | 4 / 4+100% | 2 / 2 |
| Boost Clock | 0.67 GHz | 2.3 GHz+243% |
| Base Clock | 2.66 GHz | — |
| L3 Cache | 8 MB L2 Cache | — |
| L2 Cache | 4 MB (total)+100% | 2 MB |
| Process | 65 nm | 45 nm-31% |
| Architecture | Clovertown (2006−2007) | Champlain (2010−2011) |
| PassMark | 2,039 | 2,047 |
Memory & Platform
The Xeon X5355 uses the LGA771 socket (PCIe 2.0), while the Turion II P520 uses S1g4 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Xeon X5355 | Turion II P520 |
|---|---|---|
| Socket | LGA771 | S1g4 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
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