CPU
GPU
Core 2 Extreme X6800
Athlon II M340
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 X6800 is positioned at rank 1042 and the Athlon II M340 is on rank 1001, so the Athlon II M340 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 X6800
Performance Per Dollar Athlon II M340
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Extreme X6800 | Athlon II M340 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Conroe XE (2006) / 65 nm) | 🛑 Legacy (Caspian (2009) / 45 nm) |
💎 Value Proposition
| Insight | Core 2 Extreme X6800 | Athlon II M340 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
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 X6800 and Athlon II M340
Core 2 Extreme X6800
The Core 2 Extreme X6800 is manufactured by Intel. It was released in 27 July 2006 (19 years ago). It is based on the Conroe XE (2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.933 GHz, with boost up to 0.93 GHz. L3 cache: 0 kB. L2 cache: 4 MB (total). Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 75 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,118 points. Launch price was $999.
Athlon II M340
The Athlon II M340 is manufactured by AMD. It was released in 2009-01-01. It is based on the Caspian (2009) architecture. It features 2 cores and 2 threads. Max frequency: 2.2 GHz. L2 cache: 1 MB. Built on 45 nm process technology. Socket: S1g3. Thermal design power (TDP): 1 MB. Memory support: DDR2. Passmark benchmark score: 1,115 points. Launch price was $149.
Processing Power
Both the Core 2 Extreme X6800 and Athlon II M340 share an identical 2-core/2-thread configuration. Boost clocks reach 0.93 GHz on the Core 2 Extreme X6800 versus 2.2 GHz on the Athlon II M340 — a 81.2% clock advantage for the Athlon II M340. The Core 2 Extreme X6800 uses the Conroe XE (2006) architecture (65 nm), while the Athlon II M340 uses Caspian (2009) (45 nm). In PassMark, the Core 2 Extreme X6800 scores 1,118 against the Athlon II M340's 1,115 — a 0.3% lead for the Core 2 Extreme X6800.
| Feature | Core 2 Extreme X6800 | Athlon II M340 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 0.93 GHz | 2.2 GHz+137% |
| Base Clock | 2.933 GHz | — |
| L3 Cache | 0 kB | — |
| L2 Cache | 4 MB (total)+300% | 1 MB |
| Process | 65 nm | 45 nm-31% |
| Architecture | Conroe XE (2006) | Caspian (2009) |
| PassMark | 1,118 | 1,115 |
| Geekbench 6 Single | — | 858 |
| Geekbench 6 Multi | — | 1,500 |
Memory & Platform
The Core 2 Extreme X6800 uses the LGA775 socket (PCIe 1.1), while the Athlon II M340 uses S1g3 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Core 2 Extreme X6800 | Athlon II M340 |
|---|---|---|
| Socket | LGA775 | S1g3 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | — | DDR2-800 |
| Max RAM Capacity | — | 8 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Advanced Features
Virtualization: not specified (Core 2 Extreme X6800) / AMD-V (Athlon II M340). Primary use case: Athlon II M340 targets Laptop.
| Feature | Core 2 Extreme X6800 | Athlon II M340 |
|---|---|---|
| Integrated GPU | — | No |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | AMD-V |
| Target Use | — | Laptop |
Top Performing CPUs
The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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