CPU
GPU
Xeon X3450
Core 2 Duo SP9600
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 X3450 is positioned at rank 813 and the Core 2 Duo SP9600 is on rank 138, so the Core 2 Duo SP9600 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Xeon X3450
Performance Per Dollar Core 2 Duo SP9600
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Xeon X3450 | Core 2 Duo SP9600 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($39) | ⚠️ Higher cost ($316) |
| Longevity | 🛑 Legacy (Lynnfield (2009−2010) / 45 nm) | 🛑 Legacy (Penryn (2008−2011) / 45 nm) |
💎 Value Proposition
| Insight | Xeon X3450 | Core 2 Duo SP9600 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+722%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($39) | ⚠️ Higher cost ($316) |
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 X3450 and Core 2 Duo SP9600
Xeon X3450
The Xeon X3450 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 8 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: DDR3-800, DDR3-1066, DDR3-1333. Passmark benchmark score: 2,877 points. Launch price was $241.
Core 2 Duo SP9600
The Core 2 Duo SP9600 is manufactured by Intel. It was released in 1 March 2009 (16 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.53 GHz, with boost up to 2.53 GHz. L3 cache: 6 MB L2 Cache. L2 cache: 6 MB. Built on 45 nm process technology. Socket: BGA479. Thermal design power (TDP): 25 Watt. Passmark benchmark score: 2,836 points. Launch price was $316.
Processing Power
The Xeon X3450 packs 4 cores / 8 threads, while the Core 2 Duo SP9600 offers 2 cores / 2 threads — the Xeon X3450 has 2 more cores. Boost clocks reach 3.2 GHz on the Xeon X3450 versus 2.53 GHz on the Core 2 Duo SP9600 — a 23.4% clock advantage for the Xeon X3450 (base: 2.66 GHz vs 2.53 GHz). The Xeon X3450 uses the Lynnfield (2009−2010) architecture (45 nm), while the Core 2 Duo SP9600 uses Penryn (2008−2011) (45 nm). In PassMark, the Xeon X3450 scores 2,877 against the Core 2 Duo SP9600's 2,836 — a 1.4% lead for the Xeon X3450. L3 cache: 8 MB (total) on the Xeon X3450 vs 6 MB L2 Cache on the Core 2 Duo SP9600.
| Feature | Xeon X3450 | Core 2 Duo SP9600 |
|---|---|---|
| Cores / Threads | 4 / 8+100% | 2 / 2 |
| Boost Clock | 3.2 GHz+26% | 2.53 GHz |
| Base Clock | 2.66 GHz+5% | 2.53 GHz |
| L3 Cache | 8 MB (total)+33% | 6 MB L2 Cache |
| L2 Cache | 256 kB (per core) | 6 MB+2300% |
| Process | 45 nm | 45 nm |
| Architecture | Lynnfield (2009−2010) | Penryn (2008−2011) |
| PassMark | 2,877+1% | 2,836 |
Memory & Platform
The Xeon X3450 uses the LGA1156 socket (PCIe 2.0), while the Core 2 Duo SP9600 uses BGA479 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Xeon X3450 | Core 2 Duo SP9600 |
|---|---|---|
| Socket | LGA1156 | BGA479 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
Value Analysis
The Xeon X3450 launched at $241 MSRP, while the Core 2 Duo SP9600 debuted at $316.
| Feature | Xeon X3450 | Core 2 Duo SP9600 |
|---|---|---|
| MSRP | $241-24% | $316 |
| Avg Price (30d) | $39 | — |
| Release Date | 2009 | 2009 |
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