CPU
GPU
Mobile Pentium 4 2.66
Mobile Athlon 64 2700+
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 Mobile Pentium 4 2.66 is positioned at rank 771 and the Mobile Athlon 64 2700+ is on rank 874, so the Mobile Pentium 4 2.66 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Mobile Pentium 4 2.66
Performance Per Dollar Mobile Athlon 64 2700+
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Mobile Pentium 4 2.66 | Mobile Athlon 64 2700+ |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Northwood (2002−2004) / 130 nm) | 🛑 Legacy (Clawhammer (2001−2005) / Standard Node) |
💎 Value Proposition
| Insight | Mobile Pentium 4 2.66 | Mobile Athlon 64 2700+ |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | Equivalent pricing | Equivalent pricing |
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 Mobile Pentium 4 2.66 and Mobile Athlon 64 2700+
Mobile Pentium 4 2.66
The Mobile Pentium 4 2.66 is manufactured by Intel. It was released in Junho 2003 (22 years ago). It is based on the Northwood (2002−2004) architecture. It features 1 cores and 2 threads. Max frequency: 2.67 GHz. L3 cache: 0 kB. L2 cache: 512 kB. Built on 130 nm process technology. Socket: PGA478. Thermal design power (TDP): 66 Watt. Memory support: DDR1, DDR2. Passmark benchmark score: 395 points. Launch price was $69.
Mobile Athlon 64 2700+
The Mobile Athlon 64 2700+ is manufactured by AMD. It was released in Agosto 2005 (20 years ago). It is based on the Clawhammer (2001−2005) architecture. It features 1 cores and 1 threads. Max frequency: 1.6 GHz. L2 cache: 512K. Socket: 754. Thermal design power (TDP): 512 kB. Memory support: DDR1. Passmark benchmark score: 405 points. Launch price was $69.
Processing Power
The Mobile Pentium 4 2.66 packs 1 cores / 2 threads, matching the Mobile Athlon 64 2700+'s 1 cores. Boost clocks reach 2.67 GHz on the Mobile Pentium 4 2.66 versus 1.6 GHz on the Mobile Athlon 64 2700+ — a 50.1% clock advantage for the Mobile Pentium 4 2.66. The Mobile Pentium 4 2.66 uses the Northwood (2002−2004) architecture (130 nm), while the Mobile Athlon 64 2700+ uses Clawhammer (2001−2005). In PassMark, the Mobile Pentium 4 2.66 scores 395 against the Mobile Athlon 64 2700+'s 405 — a 2.5% lead for the Mobile Athlon 64 2700+.
| Feature | Mobile Pentium 4 2.66 | Mobile Athlon 64 2700+ |
|---|---|---|
| Cores / Threads | 1 / 2 | 1 / 1 |
| Boost Clock | 2.67 GHz+67% | 1.6 GHz |
| L3 Cache | 0 kB | — |
| L2 Cache | 512 kB | 512K |
| Process | 130 nm | — |
| Architecture | Northwood (2002−2004) | Clawhammer (2001−2005) |
| PassMark | 395 | 405+3% |
| Geekbench 6 Single | 800 | — |
| Geekbench 6 Multi | 800 | — |
Memory & Platform
The Mobile Pentium 4 2.66 uses the PGA478 socket (PCIe 1.1), while the Mobile Athlon 64 2700+ uses 754 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2 on the Mobile Pentium 4 2.66 versus 400 on the Mobile Athlon 64 2700+ — the Mobile Athlon 64 2700+ supports 198% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Mobile Pentium 4 2.66 supports up to 4 GB of RAM compared to 2 — 66.7% more capacity for professional workloads. Both feature 1-channel memory with ECC support. Both provide 0 PCIe lanes. Chipset compatibility: 852PM,855PM (Mobile Pentium 4 2.66) and 754 (Mobile Athlon 64 2700+).
| Feature | Mobile Pentium 4 2.66 | Mobile Athlon 64 2700+ |
|---|---|---|
| Socket | PGA478 | 754 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR2 | 400+19900% |
| Max RAM Capacity | 4 GB+209715100% | 2 |
| RAM Channels | 1 | 1 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 0 | 0 |
Advanced Features
Neither processor supports overclocking. Virtualization support: None (Mobile Pentium 4 2.66) vs false (Mobile Athlon 64 2700+). Primary use case: Mobile Pentium 4 2.66 targets Legacy Laptop. Direct competitor: Mobile Athlon 64 2700+ rivals Pentium M 715.
| Feature | Mobile Pentium 4 2.66 | Mobile Athlon 64 2700+ |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | None | None |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | None | false |
| Target Use | Legacy Laptop | — |
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