Core i5-750 vs Xeon E5520
Core i5-750
Xeon E5520
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 Core i5-750 is positioned at rank 960 and the Xeon E5520 is on rank 788, so the Xeon E5520 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i5-750
Performance Per Dollar Xeon E5520
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i5-750 | Xeon E5520 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($30) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Lynnfield (2009−2010) / 45 nm) | 🛑 Legacy (Gainestown (2009−2010) / 45 nm) |
💎 Value Proposition
| Insight | Core i5-750 | Xeon E5520 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($30) | ✅ 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 Core i5-750 and Xeon E5520
Core i5-750
The Core i5-750 is manufactured by Intel. It was released in 8 September 2009 (16 years ago). It is based on the Lynnfield (2009−2010) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1156. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,546 points. Launch price was $150.
Xeon E5520
The Xeon E5520 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 2.53 GHz. L3 cache: 8 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: 2,541 points. Launch price was $19.
Processing Power
The Core i5-750 packs 4 cores / 4 threads, matching the Xeon E5520's 4 cores. Boost clocks reach 3.2 GHz on the Core i5-750 versus 2.53 GHz on the Xeon E5520 — a 23.4% clock advantage for the Core i5-750 (base: 2.66 GHz vs 2.26 GHz). The Core i5-750 uses the Lynnfield (2009−2010) architecture (45 nm), while the Xeon E5520 uses Gainestown (2009−2010) (45 nm). In PassMark, the Core i5-750 scores 2,546 against the Xeon E5520's 2,541 — a 0.2% lead for the Core i5-750. Both processors carry 8 MB (total) of L3 cache.
| Feature | Core i5-750 | Xeon E5520 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 8 |
| Boost Clock | 3.2 GHz+26% | 2.53 GHz |
| Base Clock | 2.66 GHz+18% | 2.26 GHz |
| L3 Cache | 8 MB (total) | 8 MB (total) |
| L2 Cache | 256 kB (per core) | 256 kB (per core) |
| Process | 45 nm | 45 nm |
| Architecture | Lynnfield (2009−2010) | Gainestown (2009−2010) |
| PassMark | 2,546 | 2,541 |
| Geekbench 6 Single | 424 | — |
Memory & Platform
The Core i5-750 uses the LGA1156 socket (PCIe 2.0), while the Xeon E5520 uses LGA1366 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core i5-750 | Xeon E5520 |
|---|---|---|
| Socket | LGA1156 | LGA1366 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 16 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 16 | — |
Advanced Features
Virtualization: VT-x, VT-d, EPT (Core i5-750) / not specified (Xeon E5520). Primary use case: Core i5-750 targets Legacy Desktop. Direct competitor: Core i5-750 rivals Phenom II X4 965.
| Feature | Core i5-750 | Xeon E5520 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d, EPT | — |
| Target Use | Legacy Desktop | — |
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