Pentium M 1.40 vs Atom Z670
Pentium M 1.40
Atom Z670
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 Pentium M 1.40 is positioned at rank 271 and the Atom Z670 is on rank 1095, so the Pentium M 1.40 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Pentium M 1.40
Performance Per Dollar Atom Z670
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Pentium M 1.40 | Atom Z670 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Banias (2003) / 130 nm) | 🛑 Legacy (Lincroft (2010−2011) / 45 nm) |
💎 Value Proposition
| Insight | Pentium M 1.40 | Atom Z670 |
|---|---|---|
| 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 Pentium M 1.40 and Atom Z670
Pentium M 1.40
The Pentium M 1.40 is manufactured by Intel. It was released in 2007-01-01. It is based on the Banias (2003) architecture. It features 1 cores and 1 threads. Max frequency: 1.4 GHz. L3 cache: 0 kB. L2 cache: 1 MB. Built on 130 nm process technology. Socket: PGA478. Thermal design power (TDP): 24 Watt. Memory support: DDR1, DDR2. Passmark benchmark score: 345 points. Launch price was $69.
Atom Z670
The Atom Z670 is manufactured by Intel. It was released in 11 April 2011 (14 years ago). It is based on the Lincroft (2010−2011) architecture. It features 1 cores and 2 threads. Base frequency is 1.5 GHz, with boost up to 1.5 GHz. L3 cache: 0 kB. L2 cache: 512K (per core). Built on 45 nm process technology. Socket: T-PBGA518. Thermal design power (TDP): 3 Watt. Memory support: DDR2. Passmark benchmark score: 375 points. Launch price was $75.
Processing Power
The Pentium M 1.40 packs 1 cores / 1 threads, matching the Atom Z670's 1 cores. Boost clocks reach 1.4 GHz on the Pentium M 1.40 versus 1.5 GHz on the Atom Z670 — a 6.9% clock advantage for the Atom Z670. The Pentium M 1.40 uses the Banias (2003) architecture (130 nm), while the Atom Z670 uses Lincroft (2010−2011) (45 nm). In PassMark, the Pentium M 1.40 scores 345 against the Atom Z670's 375 — a 8.3% lead for the Atom Z670. Both processors carry 0 kB of L3 cache.
| Feature | Pentium M 1.40 | Atom Z670 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 2 |
| Boost Clock | 1.4 GHz | 1.5 GHz+7% |
| Base Clock | — | 1.5 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 1 MB+100% | 512K (per core) |
| Process | 130 nm | 45 nm-65% |
| Architecture | Banias (2003) | Lincroft (2010−2011) |
| PassMark | 345 | 375+9% |
Memory & Platform
The Pentium M 1.40 uses the PGA478 socket (PCIe 1.1), while the Atom Z670 uses T-PBGA518 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Pentium M 1.40 | Atom Z670 |
|---|---|---|
| Socket | PGA478 | T-PBGA518 |
| PCIe Generation | PCIe 1.1 | PCIe 2.0+82% |
| Max RAM Speed | — | DDR2-800 |
| Max RAM Capacity | — | 2 GB |
| RAM Channels | — | 1 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Advanced Features
The Atom Z670 includes integrated graphics (Intel GMA 600), while the Pentium M 1.40 requires a dedicated GPU.
| Feature | Pentium M 1.40 | Atom Z670 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel GMA 600 |
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The most powerful cpus ranked by PassMark CPU Mark benchmark scores.
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