Xeon W3503 vs Core 2 Duo U7500
Xeon W3503
Core 2 Duo U7500
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 W3503 is positioned at rank 978 and the Core 2 Duo U7500 is on rank 1051, so the Xeon W3503 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon W3503
Performance Per Dollar Core 2 Duo U7500
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon W3503 | Core 2 Duo U7500 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($10) |
| Longevity | 🛑 Legacy (Bloomfield (2008−2010) / 45 nm) | 🛑 Legacy (Merom-2048 (2006−2008) / 65 nm) |
💎 Value Proposition
| Insight | Xeon W3503 | Core 2 Duo U7500 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($10) |
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 W3503 and Core 2 Duo U7500
Xeon W3503
The Xeon W3503 is manufactured by Intel. It was released in 30 March 2009 (16 years ago). It is based on the Bloomfield (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1366. Thermal design power (TDP): 130 Watt. Memory support: DDR3. Passmark benchmark score: 1,125 points. Launch price was $65.
Core 2 Duo U7500
The Core 2 Duo U7500 is manufactured by Intel. It was released in 2008-01-01. It is based on the Merom-2048 (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 1.06 GHz, with boost up to 1.06 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: BGA479. Thermal design power (TDP): 10 Watt. Passmark benchmark score: 1,116 points. Launch price was $249.
Processing Power
Both the Xeon W3503 and Core 2 Duo U7500 share an identical 2-core/2-thread configuration. Boost clocks reach 2.4 GHz on the Xeon W3503 versus 1.06 GHz on the Core 2 Duo U7500 — a 77.5% clock advantage for the Xeon W3503 (base: 2.4 GHz vs 1.06 GHz). The Xeon W3503 uses the Bloomfield (2008−2010) architecture (45 nm), while the Core 2 Duo U7500 uses Merom-2048 (2006−2008) (65 nm). In PassMark, the Xeon W3503 scores 1,125 against the Core 2 Duo U7500's 1,116 — a 0.8% lead for the Xeon W3503. L3 cache: 4 MB (total) on the Xeon W3503 vs 0 kB on the Core 2 Duo U7500.
| Feature | Xeon W3503 | Core 2 Duo U7500 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.4 GHz+126% | 1.06 GHz |
| Base Clock | 2.4 GHz+126% | 1.06 GHz |
| L3 Cache | 4 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 2 MB+700% |
| Process | 45 nm-31% | 65 nm |
| Architecture | Bloomfield (2008−2010) | Merom-2048 (2006−2008) |
| PassMark | 1,125 | 1,116 |
| Geekbench 6 Single | — | 180 |
| Geekbench 6 Multi | — | 320 |
Memory & Platform
The Xeon W3503 uses the LGA1366 socket (PCIe 2.0), while the Core 2 Duo U7500 uses BGA479 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Xeon W3503 | Core 2 Duo U7500 |
|---|---|---|
| Socket | LGA1366 | BGA479 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | — | DDR2-533 |
| Max RAM Capacity | — | 2 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Advanced Features
Virtualization: not specified (Xeon W3503) / VT-x (Core 2 Duo U7500). Primary use case: Core 2 Duo U7500 targets Ultra Low Voltage Laptop.
| Feature | Xeon W3503 | Core 2 Duo U7500 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Ultra Low Voltage Laptop |
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