Core 2 Duo SL9600 vs Core 2 Extreme X9100
Core 2 Duo SL9600
Core 2 Extreme X9100
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 2 Duo SL9600 is positioned at rank 1177 and the Core 2 Extreme X9100 is on rank 277, so the Core 2 Extreme X9100 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core 2 Duo SL9600
Performance Per Dollar Core 2 Extreme X9100
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo SL9600 | Core 2 Extreme X9100 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($316) | ⚠️ Higher cost ($851) |
| Longevity | 🛑 Legacy (Penryn (2008−2011) / 45 nm) | 🛑 Legacy (Penryn XE (2008) / 45 nm) |
💎 Value Proposition
| Insight | Core 2 Duo SL9600 | Core 2 Extreme X9100 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+168%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($316) | ⚠️ Higher cost ($851) |
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 2 Duo SL9600 and Core 2 Extreme X9100
Core 2 Duo SL9600
The Core 2 Duo SL9600 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 2.13 GHz, with boost up to 2.13 GHz. L3 cache: 6 MB L2 Cache. L2 cache: 6 MB. Built on 45 nm process technology. Socket: BGA956. Thermal design power (TDP): 17 Watt. Passmark benchmark score: 2,054 points. Launch price was $316.
Core 2 Extreme X9100
The Core 2 Extreme X9100 is manufactured by Intel. It was released in 1 July 2008 (17 years ago). It is based on the Penryn XE (2008) architecture. It features 2 cores and 2 threads. Base frequency is 3.06 GHz, with boost up to 0.07 GHz. L3 cache: 0 kB. L2 cache: 6 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 44 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,063 points. Launch price was $851.
Processing Power
Both the Core 2 Duo SL9600 and Core 2 Extreme X9100 share an identical 2-core/2-thread configuration. Boost clocks reach 2.13 GHz on the Core 2 Duo SL9600 versus 0.07 GHz on the Core 2 Extreme X9100 — a 187.3% clock advantage for the Core 2 Duo SL9600 (base: 2.13 GHz vs 3.06 GHz). The Core 2 Duo SL9600 uses the Penryn (2008−2011) architecture (45 nm), while the Core 2 Extreme X9100 uses Penryn XE (2008) (45 nm). In PassMark, the Core 2 Duo SL9600 scores 2,054 against the Core 2 Extreme X9100's 2,063 — a 0.4% lead for the Core 2 Extreme X9100. L3 cache: 6 MB L2 Cache on the Core 2 Duo SL9600 vs 0 kB on the Core 2 Extreme X9100.
| Feature | Core 2 Duo SL9600 | Core 2 Extreme X9100 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.13 GHz+2943% | 0.07 GHz |
| Base Clock | 2.13 GHz | 3.06 GHz+44% |
| L3 Cache | 6 MB L2 Cache | 0 kB |
| L2 Cache | 6 MB | 6 MB |
| Process | 45 nm | 45 nm |
| Architecture | Penryn (2008−2011) | Penryn XE (2008) |
| PassMark | 2,054 | 2,063 |
Memory & Platform
The Core 2 Duo SL9600 uses the BGA956 socket (PCIe 1.1), while the Core 2 Extreme X9100 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Core 2 Duo SL9600 | Core 2 Extreme X9100 |
|---|---|---|
| Socket | BGA956 | PGA478 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR3-1066 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 2 | — |
| ECC Support | ❌ | — |
| PCIe Lanes | 0 | — |
Advanced Features
Virtualization: VT-x, VT-d (Core 2 Duo SL9600) / not specified (Core 2 Extreme X9100). Primary use case: Core 2 Duo SL9600 targets Mobile.
| Feature | Core 2 Duo SL9600 | Core 2 Extreme X9100 |
|---|---|---|
| Integrated GPU | No | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | VT-x, VT-d | — |
| Target Use | Mobile | — |
Value Analysis
The Core 2 Duo SL9600 launched at $316 MSRP, while the Core 2 Extreme X9100 debuted at $851.
| Feature | Core 2 Duo SL9600 | Core 2 Extreme X9100 |
|---|---|---|
| MSRP | $316-63% | $851 |
| Release Date | 2009 | 2008 |
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