Core 2 Extreme X7800 vs Athlon II X2 245e
Core 2 Extreme X7800
Athlon II X2 245e
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 Athlon II X2 245e is on rank 939, so the Athlon II X2 245e 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 Athlon II X2 245e
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core 2 Extreme X7800 | Athlon II X2 245e |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($15) |
| Longevity | 🛑 Legacy (Merom XE (2007) / 65 nm) | 🛑 Legacy (Regor (2009−2013) / 45 nm) |
💎 Value Proposition
| Insight | Core 2 Extreme X7800 | Athlon II X2 245e |
|---|---|---|
| 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 X7800 and Athlon II X2 245e
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.
Athlon II X2 245e
The Athlon II X2 245e is manufactured by AMD. It was released in 11 May 2010 (15 years ago). It is based on the Regor (2009−2013) architecture. It features 2 cores and 2 threads. Base frequency is 2.9 GHz, with boost up to 2.9 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 45 Watt. Memory support: DDR3. Passmark benchmark score: 1,141 points. Launch price was $80.
Processing Power
Both the Core 2 Extreme X7800 and Athlon II X2 245e share an identical 2-core/2-thread configuration. Boost clocks reach 2.6 GHz on the Core 2 Extreme X7800 versus 2.9 GHz on the Athlon II X2 245e — a 10.9% clock advantage for the Athlon II X2 245e (base: 2.6 GHz vs 2.9 GHz). The Core 2 Extreme X7800 uses the Merom XE (2007) architecture (65 nm), while the Athlon II X2 245e uses Regor (2009−2013) (45 nm). In PassMark, the Core 2 Extreme X7800 scores 1,138 against the Athlon II X2 245e's 1,141 — a 0.3% lead for the Athlon II X2 245e. L3 cache: 4 MB L2 Cache on the Core 2 Extreme X7800 vs 0 kB on the Athlon II X2 245e.
| Feature | Core 2 Extreme X7800 | Athlon II X2 245e |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 2.6 GHz | 2.9 GHz+12% |
| Base Clock | 2.6 GHz | 2.9 GHz+12% |
| L3 Cache | 4 MB L2 Cache | 0 kB |
| L2 Cache | 4 MB+300% | 1 MB |
| Process | 65 nm | 45 nm-31% |
| Architecture | Merom XE (2007) | Regor (2009−2013) |
| PassMark | 1,138 | 1,141 |
| Geekbench 6 Single | — | 319 |
| Geekbench 6 Multi | — | 741 |
Memory & Platform
The Core 2 Extreme X7800 uses the PGA478 socket (PCIe 1.1), while the Athlon II X2 245e uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core 2 Extreme X7800 versus DDR3-1333 on the Athlon II X2 245e — the Athlon II X2 245e supports 40% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Athlon II X2 245e supports up to 16 GB of RAM compared to 4 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Chipset compatibility: Socket P (Core 2 Extreme X7800) and 760G,770,780G,785G,790FX,790GX (Athlon II X2 245e).
| Feature | Core 2 Extreme X7800 | Athlon II X2 245e |
|---|---|---|
| Socket | PGA478 | AM3 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | DDR2-667 | DDR3-1333+50% |
| Max RAM Capacity | 4 GB | 16 GB+300% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 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: VT-x (Core 2 Extreme X7800) vs AMD-V (Athlon II X2 245e). Primary use case: Athlon II X2 245e targets Budget. Direct competitor: Athlon II X2 245e rivals Athlon II X2 270u.
| Feature | Core 2 Extreme X7800 | Athlon II X2 245e |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | Yes | No |
| AVX-512 | No | No |
| Virtualization | VT-x | AMD-V |
| Target Use | — | Budget |
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