Sempron LE-1100 vs Atom Z670
Sempron LE-1100
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 Sempron LE-1100 is positioned at rank 953 and the Atom Z670 is on rank 1095, so the Sempron LE-1100 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Sempron LE-1100
Performance Per Dollar Atom Z670
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Sempron LE-1100 | Atom Z670 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | Equivalent pricing | Equivalent pricing |
| Longevity | 🛑 Legacy (Sparta (2007) / 65 nm) | 🛑 Legacy (Lincroft (2010−2011) / 45 nm) |
💎 Value Proposition
| Insight | Sempron LE-1100 | 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 Sempron LE-1100 and Atom Z670
Sempron LE-1100
The Sempron LE-1100 is manufactured by AMD. It was released in 2007-01-01. It is based on the Sparta (2007) architecture. It features 1 cores and 1 threads. Max frequency: 1.9 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 65 nm process technology. Socket: AM2. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 376 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 Sempron LE-1100 packs 1 cores / 1 threads, matching the Atom Z670's 1 cores. Boost clocks reach 1.9 GHz on the Sempron LE-1100 versus 1.5 GHz on the Atom Z670 — a 23.5% clock advantage for the Sempron LE-1100. The Sempron LE-1100 uses the Sparta (2007) architecture (65 nm), while the Atom Z670 uses Lincroft (2010−2011) (45 nm). In PassMark, the Sempron LE-1100 scores 376 against the Atom Z670's 375 — a 0.3% lead for the Sempron LE-1100. Both processors carry 0 kB of L3 cache.
| Feature | Sempron LE-1100 | Atom Z670 |
|---|---|---|
| Cores / Threads | 1 / 1 | 1 / 2 |
| Boost Clock | 1.9 GHz+27% | 1.5 GHz |
| Base Clock | — | 1.5 GHz |
| L3 Cache | 0 kB | 0 kB |
| L2 Cache | 256 kB | 512K (per core)+100% |
| Process | 65 nm | 45 nm-31% |
| Architecture | Sparta (2007) | Lincroft (2010−2011) |
| PassMark | 376 | 375 |
Memory & Platform
The Sempron LE-1100 uses the AM2 socket (PCIe 2.0), while the Atom Z670 uses T-PBGA518 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Sempron LE-1100 | Atom Z670 |
|---|---|---|
| Socket | AM2 | T-PBGA518 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| 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 Sempron LE-1100 requires a dedicated GPU.
| Feature | Sempron LE-1100 | Atom Z670 |
|---|---|---|
| Integrated GPU | — | Yes |
| IGPU Model | — | Intel GMA 600 |
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