
Core Duo T2600 vs Celeron M 540

Core Duo T2600

Celeron M 540
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 Core Duo T2600 is positioned at rank 350 and the Celeron M 540 is on rank 873, so the Core Duo T2600 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core Duo T2600
Performance Per Dollar Celeron M 540
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Duo T2600 | Celeron M 540 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
| Longevity | 🛑 Legacy (Yonah (2005−2006) / 65 nm) | 🛑 Legacy (Merom (2006−2008) / 65 nm) |
💎 Value Proposition
| Insight | Core Duo T2600 | Celeron M 540 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($0) | ⚠️ Higher cost ($20) |
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 Core Duo T2600 and Celeron M 540

Core Duo T2600
The Core Duo T2600 is manufactured by Intel. It was released in 5 January 2006 (19 years ago). It is based on the Yonah (2005−2006) architecture. It features 2 cores and 2 threads. Base frequency is 2.16 GHz, with boost up to 2.16 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,765 points. Launch price was $440.

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.
Processing Power
The Core Duo T2600 packs 2 cores / 2 threads, while the Celeron M 540 offers 1 cores / 1 threads — the Core Duo T2600 has 1 more core. Boost clocks reach 2.16 GHz on the Core Duo T2600 versus 1.86 GHz on the Celeron M 540 — a 14.9% clock advantage for the Core Duo T2600. The Core Duo T2600 uses the Yonah (2005−2006) architecture (65 nm), while the Celeron M 540 uses Merom (2006−2008) (65 nm). In PassMark, the Core Duo T2600 scores 1,765 against the Celeron M 540's 1,744 — a 1.2% lead for the Core Duo T2600.
| Feature | Core Duo T2600 | Celeron M 540 |
|---|---|---|
| Cores / Threads | 2 / 2+100% | 1 / 1 |
| Boost Clock | 2.16 GHz+16% | 1.86 GHz |
| Base Clock | 2.16 GHz | — |
| L3 Cache | 0 kB | — |
| L2 Cache | 2 MB+100% | 1 MB |
| Process | 65 nm | 65 nm |
| Architecture | Yonah (2005−2006) | Merom (2006−2008) |
| PassMark | 1,765+1% | 1,744 |
Advanced Features
Virtualization: not specified (Core Duo T2600) / false (Celeron M 540). Direct competitor: Celeron M 540 rivals Mobile Sempron 3600+.
| Feature | Core Duo T2600 | Celeron M 540 |
|---|---|---|
| Integrated GPU | — | No |
| IGPU Model | — | None |
| Unlocked | — | No |
| AVX-512 | — | No |
| Virtualization | — | false |
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