Celeron M 540 vs Xeon L5408
Celeron M 540
Xeon L5408
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 Celeron M 540 is positioned at rank 873 and the Xeon L5408 is on rank 901, so the Celeron M 540 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Celeron M 540
Performance Per Dollar Xeon L5408
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Celeron M 540 | Xeon L5408 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($20) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Merom (2006−2008) / 65 nm) | 🛑 Legacy (Harpertown (2007−2008) / 45 nm) |
💎 Value Proposition
| Insight | Celeron M 540 | Xeon L5408 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($20) | ✅ More affordable ($0) |
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 Celeron M 540 and Xeon L5408
Celeron M 540
The Celeron M 540 is manufactured by Intel. It was released in 2007-01-01. It is based on the Merom (2006−2008) architecture. It features 1 cores and 1 threads. Max frequency: 1.86 GHz. L2 cache: 1 MB. Built on 65 nm process technology. Thermal design power (TDP): 1 MB. Passmark benchmark score: 1,744 points. Launch price was $69.
Xeon L5408
The Xeon L5408 is manufactured by Intel. It was released in 2015-01-01. It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 2.133 GHz, with boost up to 0.13 GHz. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 40 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 1,769 points. Launch price was $800.
Processing Power
The Celeron M 540 packs 1 cores / 1 threads, while the Xeon L5408 offers 4 cores / 4 threads — the Xeon L5408 has 3 more cores. Boost clocks reach 1.86 GHz on the Celeron M 540 versus 0.13 GHz on the Xeon L5408 — a 173.9% clock advantage for the Celeron M 540. The Celeron M 540 uses the Merom (2006−2008) architecture (65 nm), while the Xeon L5408 uses Harpertown (2007−2008) (45 nm). In PassMark, the Celeron M 540 scores 1,744 against the Xeon L5408's 1,769 — a 1.4% lead for the Xeon L5408.
| Feature | Celeron M 540 | Xeon L5408 |
|---|---|---|
| Cores / Threads | 1 / 1 | 4 / 4+300% |
| Boost Clock | 1.86 GHz+1331% | 0.13 GHz |
| Base Clock | — | 2.133 GHz |
| L2 Cache | 1 MB | 6 MB (total)+500% |
| Process | 65 nm | 45 nm-31% |
| Architecture | Merom (2006−2008) | Harpertown (2007−2008) |
| PassMark | 1,744 | 1,769+1% |
Advanced Features
Virtualization: false (Celeron M 540) / not specified (Xeon L5408). Direct competitor: Celeron M 540 rivals Mobile Sempron 3600+.
| Feature | Celeron M 540 | Xeon L5408 |
|---|---|---|
| Integrated GPU | No | — |
| IGPU Model | None | — |
| Unlocked | No | — |
| AVX-512 | No | — |
| Virtualization | false | — |
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