
Core 2 Extreme QX9300 vs Core 2 Quad Q9100

Core 2 Extreme QX9300

Core 2 Quad Q9100
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 Extreme QX9300 is positioned at rank 924 and the Core 2 Quad Q9100 is on rank 69, so the Core 2 Quad Q9100 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 Extreme QX9300
Performance Per Dollar Core 2 Quad Q9100
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Extreme QX9300 | Core 2 Quad Q9100 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($14) |
| Longevity | 🛑 Legacy (Penryn (2008−2011) / 45 nm) | 🛑 Legacy (Penryn (2008−2011) / 45 nm) |
💎 Value Proposition
| Insight | Core 2 Extreme QX9300 | Core 2 Quad Q9100 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($14) |
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 Extreme QX9300 and Core 2 Quad Q9100

Core 2 Extreme QX9300
The Core 2 Extreme QX9300 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.53 GHz, with boost up to 2.53 GHz. L3 cache: 0 kB. L2 cache: 12 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 1,805 points. Launch price was $249.

Core 2 Quad Q9100
The Core 2 Quad Q9100 is manufactured by Intel. It was released in 2008-01-01. It is based on the Penryn (2008−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.26 GHz, with boost up to 2.26 GHz. L3 cache: 0 kB. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 1,806 points. Launch price was $249.
Processing Power
Both the Core 2 Extreme QX9300 and Core 2 Quad Q9100 share an identical 4-core/4-thread configuration. Boost clocks reach 2.53 GHz on the Core 2 Extreme QX9300 versus 2.26 GHz on the Core 2 Quad Q9100 — a 11.3% clock advantage for the Core 2 Extreme QX9300 (base: 2.53 GHz vs 2.26 GHz). Both are built on the Penryn (2008−2011) architecture using a 45 nm process. In PassMark, the Core 2 Extreme QX9300 scores 1,805 against the Core 2 Quad Q9100's 1,806 — a 0.1% lead for the Core 2 Quad Q9100. Both processors carry 0 kB of L3 cache.
| Feature | Core 2 Extreme QX9300 | Core 2 Quad Q9100 |
|---|---|---|
| Cores / Threads | 4 / 4 | 4 / 4 |
| Boost Clock | 2.53 GHz+12% | 2.26 GHz |
| Base Clock | 2.53 GHz+12% | 2.26 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 12 MB+100% | 6 MB (total) |
| Process | 45 nm | 45 nm |
| Architecture | Penryn (2008−2011) | Penryn (2008−2011) |
| PassMark | 1,805 | 1,806 |
Memory & Platform
Both processors use the PGA478 socket with PCIe 1.1.
| Feature | Core 2 Extreme QX9300 | Core 2 Quad Q9100 |
|---|---|---|
| Socket | PGA478 | 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: not specified (Core 2 Extreme QX9300) / VT-x (Core 2 Quad Q9100). Primary use case: Core 2 Quad Q9100 targets Mobile.
| Feature | Core 2 Extreme QX9300 | Core 2 Quad Q9100 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | VT-x |
| Target Use | — | Mobile |
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