Core 2 Extreme X7800 vs Core 2 Duo E8200
Core 2 Extreme X7800
Core 2 Duo E8200
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 X7800 is positioned at rank 1145 and the Core 2 Duo E8200 is on rank 1048, so the Core 2 Duo E8200 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 X7800
Performance Per Dollar Core 2 Duo E8200
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Extreme X7800 | Core 2 Duo E8200 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Merom XE (2007) / 65 nm) | 🛑 Legacy (Wolfdale (2008−2010) / 45 nm) |
💎 Value Proposition
| Insight | Core 2 Extreme X7800 | Core 2 Duo E8200 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
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 X7800 and Core 2 Duo E8200
Core 2 Extreme X7800
The Core 2 Extreme X7800 is manufactured by Intel. It was released in 17 July 2007 (18 years ago). It is based on the Merom XE (2007) architecture. It features 2 cores and 2 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 4 MB L2 Cache. L2 cache: 4 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 44 Watt. Passmark benchmark score: 1,138 points. Launch price was $851.
Core 2 Duo E8200
The Core 2 Duo E8200 is manufactured by Intel. It was released in 2008-01-01. It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.66 GHz, with boost up to 2.67 GHz. L3 cache: 0 kB. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,144 points. Launch price was $249.
Processing Power
Both the Core 2 Extreme X7800 and Core 2 Duo E8200 share an identical 2-core/2-thread configuration. Boost clocks reach 2.6 GHz on the Core 2 Extreme X7800 versus 2.67 GHz on the Core 2 Duo E8200 — a 2.7% clock advantage for the Core 2 Duo E8200 (base: 2.6 GHz vs 2.66 GHz). The Core 2 Extreme X7800 uses the Merom XE (2007) architecture (65 nm), while the Core 2 Duo E8200 uses Wolfdale (2008−2010) (45 nm). In PassMark, the Core 2 Extreme X7800 scores 1,138 against the Core 2 Duo E8200's 1,144 — a 0.5% lead for the Core 2 Duo E8200. L3 cache: 4 MB L2 Cache on the Core 2 Extreme X7800 vs 0 kB on the Core 2 Duo E8200.
| Feature | Core 2 Extreme X7800 | Core 2 Duo E8200 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.6 GHz | 2.67 GHz+3% |
| Base Clock | 2.6 GHz | 2.66 GHz+2% |
| L3 Cache | 4 MB L2 Cache | 0 kB |
| L2 Cache | 4 MB | 6 MB (total)+50% |
| Process | 65 nm | 45 nm-31% |
| Architecture | Merom XE (2007) | Wolfdale (2008−2010) |
| PassMark | 1,138 | 1,144 |
| Geekbench 6 Single | — | 350 |
| Geekbench 6 Multi | — | 650 |
Memory & Platform
The Core 2 Extreme X7800 uses the PGA478 socket (PCIe 1.1), while the Core 2 Duo E8200 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard. Both support up to DDR2-667 memory speed. The Core 2 Duo E8200 supports up to 8 GB of RAM compared to 4 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core 2 Extreme X7800) vs 0 (Core 2 Duo E8200) — the Core 2 Extreme X7800 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Socket P (Core 2 Extreme X7800) and P35,P45,G33,G45 (Core 2 Duo E8200).
| Feature | Core 2 Extreme X7800 | Core 2 Duo E8200 |
|---|---|---|
| Socket | PGA478 | LGA775 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR2-667 | DDR2-800 |
| Max RAM Capacity | 4 GB | 8 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Only the Core 2 Extreme X7800 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Both support VT-x virtualization. Primary use case: Core 2 Duo E8200 targets Legacy Desktop. Direct competitor: Core 2 Duo E8200 rivals Phenom II X2 550.
| Feature | Core 2 Extreme X7800 | Core 2 Duo E8200 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x |
| Target Use | — | Legacy Desktop |
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