Atom S1260 vs Celeron U3400
Atom S1260
Celeron U3400
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 Atom S1260 is positioned at rank 749 and the Celeron U3400 is on rank 1172, so the Atom S1260 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Atom S1260
Performance Per Dollar Celeron U3400
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Atom S1260 | Celeron U3400 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
| Longevity | 🛑 Legacy (Centerton (2012) / 32 nm) | 🛑 Legacy (Westmere (2010−2011) / 32 nm) |
💎 Value Proposition
| Insight | Atom S1260 | Celeron U3400 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($5) |
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 Atom S1260 and Celeron U3400
Atom S1260
The Atom S1260 is manufactured by Intel. It was released in 11 December 2012 (12 years ago). It is based on the Centerton (2012) architecture. It features 2 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 32 nm process technology. Socket: FCBGA1283. Thermal design power (TDP): 8.5 Watt. Memory support: DDR3. Passmark benchmark score: 555 points. Launch price was $64.
Celeron U3400
The Celeron U3400 is manufactured by Intel. It was released in 2007-01-01. It is based on the Westmere (2010−2011) architecture. It features 2 cores and 2 threads. Base frequency is 1.06 GHz, with boost up to 0.07 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3-800. Passmark benchmark score: 575 points. Launch price was $69.
Processing Power
The Atom S1260 packs 2 cores / 4 threads, matching the Celeron U3400's 2 cores. Boost clocks reach 2 GHz on the Atom S1260 versus 0.07 GHz on the Celeron U3400 — a 186.5% clock advantage for the Atom S1260 (base: 2 GHz vs 1.06 GHz). The Atom S1260 uses the Centerton (2012) architecture (32 nm), while the Celeron U3400 uses Westmere (2010−2011) (32 nm). In PassMark, the Atom S1260 scores 555 against the Celeron U3400's 575 — a 3.5% lead for the Celeron U3400. L3 cache: 0 kB on the Atom S1260 vs 2 MB on the Celeron U3400.
| Feature | Atom S1260 | Celeron U3400 |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 2 GHz+2757% | 0.07 GHz |
| Base Clock | 2 GHz+89% | 1.06 GHz |
| L3 Cache | 0 kB | 2 MB |
| L2 Cache | 512 kB (per core) | 512 kB |
| Process | 32 nm | 32 nm |
| Architecture | Centerton (2012) | Westmere (2010−2011) |
| PassMark | 555 | 575+4% |
Memory & Platform
The Atom S1260 uses the FCBGA1283 socket (PCIe 2.0), while the Celeron U3400 uses BGA1288 (PCIe 2.0) — making them incompatible on the same motherboard.
| Feature | Atom S1260 | Celeron U3400 |
|---|---|---|
| Socket | FCBGA1283 | BGA1288 |
| PCIe Generation | PCIe 2.0 | PCIe 2.0 |
| Max RAM Speed | DDR3-1333 | — |
| Max RAM Capacity | 8 GB | — |
| RAM Channels | 1 | — |
| ECC Support | ✅ | — |
| PCIe Lanes | 8 | — |
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