
Core 2 Duo E6320

Core 2 Extreme X7800
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 E6320 is positioned at rank 1051 and the Core 2 Extreme X7800 is on rank 1145, so the Core 2 Duo E6320 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 E6320
Performance Per Dollar Core 2 Extreme X7800
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Duo E6320 | Core 2 Extreme X7800 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($5) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Conroe (2006−2007) / 65 nm) | 🛑 Legacy (Merom XE (2007) / 65 nm) |
💎 Value Proposition
| Insight | Core 2 Duo E6320 | Core 2 Extreme X7800 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($5) | ✅ More affordable ($0) |
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.

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Technical Specifications
Side-by-side comparison of Core 2 Duo E6320 and Core 2 Extreme X7800

Core 2 Duo E6320
The Core 2 Duo E6320 is manufactured by Intel. It was released in 2008-01-01. It is based on the Conroe (2006−2007) architecture. It features 2 cores and 2 threads. Base frequency is 1.86 GHz, with boost up to 1.86 GHz. L3 cache: 0 kB. L2 cache: 4 MB. Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,115 points. Launch price was $249.

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.
Processing Power
Both the Core 2 Duo E6320 and Core 2 Extreme X7800 share an identical 2-core/2-thread configuration. Boost clocks reach 1.86 GHz on the Core 2 Duo E6320 versus 2.6 GHz on the Core 2 Extreme X7800 — a 33.2% clock advantage for the Core 2 Extreme X7800 (base: 1.86 GHz vs 2.6 GHz). The Core 2 Duo E6320 uses the Conroe (2006−2007) architecture (65 nm), while the Core 2 Extreme X7800 uses Merom XE (2007) (65 nm). In PassMark, the Core 2 Duo E6320 scores 1,115 against the Core 2 Extreme X7800's 1,138 — a 2% lead for the Core 2 Extreme X7800. L3 cache: 0 kB on the Core 2 Duo E6320 vs 4 MB L2 Cache on the Core 2 Extreme X7800.
| Feature | Core 2 Duo E6320 | Core 2 Extreme X7800 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.86 GHz | 2.6 GHz+40% |
| Base Clock | 1.86 GHz | 2.6 GHz+40% |
| L3 Cache | 0 kB | 4 MB L2 Cache |
| L2 Cache | 4 MB | 4 MB |
| Process | 65 nm | 65 nm |
| Architecture | Conroe (2006−2007) | Merom XE (2007) |
| PassMark | 1,115 | 1,138+2% |
Memory & Platform
The Core 2 Duo E6320 uses the LGA775 socket (PCIe 1.1), while the Core 2 Extreme X7800 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches 1066 on the Core 2 Duo E6320 versus DDR2-667 on the Core 2 Extreme X7800 — the Core 2 Duo E6320 supports 199.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core 2 Duo E6320 supports up to 16 of RAM compared to 4 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: P35,G31,G33,P45 (Core 2 Duo E6320) and Socket P (Core 2 Extreme X7800).
| Feature | Core 2 Duo E6320 | Core 2 Extreme X7800 |
|---|---|---|
| Socket | LGA775 | PGA478 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | 1066+53200% | DDR2-667 |
| Max RAM Capacity | 16 | 4 GB+26214300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Only the Core 2 Extreme X7800 has an unlocked multiplier for overclocking — a significant advantage for enthusiasts seeking extra performance. Virtualization support: true (Core 2 Duo E6320) vs VT-x (Core 2 Extreme X7800). Direct competitor: Core 2 Duo E6320 rivals Athlon 64 X2 4200+.
| Feature | Core 2 Duo E6320 | Core 2 Extreme X7800 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | — |
| Unlocked | No | Yes |
| AVX-512 | No | No |
| Virtualization | true | VT-x |
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