Core i3-540 vs Core 2 Duo T5600
Core i3-540
Core 2 Duo T5600
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 i3-540 is positioned at rank 970 and the Core 2 Duo T5600 is on rank 1179, so the Core i3-540 offers better cost-efficiency for playing games.
Avg price is the current average price collected from markets across the web.
Performance Per Dollar Core i3-540
Performance Per Dollar Core 2 Duo T5600
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core i3-540 | Core 2 Duo T5600 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ✅ More affordable ($5) | ⚠️ Higher cost ($241) |
| Longevity | 🛑 Legacy (Clarkdale (2010−2011) / 32 nm) | 🛑 Legacy (Merom (2006−2008) / 65 nm) |
💎 Value Proposition
| Insight | Core i3-540 | Core 2 Duo T5600 |
|---|---|---|
| Cost Efficiency | ✅ Better overall value (+4701%) | ❌ Lower cost efficiency |
| Upfront Cost | ✅ More affordable ($5) | ⚠️ Higher cost ($241) |
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 i3-540 and Core 2 Duo T5600
Core i3-540
The Core i3-540 is manufactured by Intel. It was released in 7 January 2010 (15 years ago). It is based on the Clarkdale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 3.06 GHz, with boost up to 0.07 GHz. L3 cache: 4 MB (total). L2 cache: 256 kB (per core). Built on 32 nm process technology. Socket: LGA1156. Thermal design power (TDP): 73 Watt. Memory support: DDR3. Passmark benchmark score: 1,554 points. Launch price was $45.
Core 2 Duo T5600
The Core 2 Duo T5600 is manufactured by Intel. It was released in 28 July 2006 (19 years ago). It is based on the Merom (2006−2008) architecture. It features 2 cores and 2 threads. Base frequency is 1.83 GHz, with boost up to 1.83 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 34 Watt. Passmark benchmark score: 1,560 points. Launch price was $241.
Processing Power
The Core i3-540 packs 2 cores / 4 threads, matching the Core 2 Duo T5600's 2 cores. Boost clocks reach 0.07 GHz on the Core i3-540 versus 1.83 GHz on the Core 2 Duo T5600 — a 185.3% clock advantage for the Core 2 Duo T5600 (base: 3.06 GHz vs 1.83 GHz). The Core i3-540 uses the Clarkdale (2010−2011) architecture (32 nm), while the Core 2 Duo T5600 uses Merom (2006−2008) (65 nm). In PassMark, the Core i3-540 scores 1,554 against the Core 2 Duo T5600's 1,560 — a 0.4% lead for the Core 2 Duo T5600. L3 cache: 4 MB (total) on the Core i3-540 vs 0 kB on the Core 2 Duo T5600.
| Feature | Core i3-540 | Core 2 Duo T5600 |
|---|---|---|
| Cores / Threads | 2 / 4 | 2 / 2 |
| Boost Clock | 0.07 GHz | 1.83 GHz+2514% |
| Base Clock | 3.06 GHz+67% | 1.83 GHz |
| L3 Cache | 4 MB (total) | 0 kB |
| L2 Cache | 256 kB (per core) | 2 MB+700% |
| Process | 32 nm-51% | 65 nm |
| Architecture | Clarkdale (2010−2011) | Merom (2006−2008) |
| PassMark | 1,554 | 1,560 |
Memory & Platform
The Core i3-540 uses the LGA1156 socket (PCIe 2.0), while the Core 2 Duo T5600 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.
| Feature | Core i3-540 | Core 2 Duo T5600 |
|---|---|---|
| Socket | LGA1156 | PGA478 |
| PCIe Generation | PCIe 2.0+82% | PCIe 1.1 |
| Max RAM Speed | — | DDR2-667 |
| Max RAM Capacity | — | 4 GB |
| RAM Channels | — | 2 |
| ECC Support | — | ❌ |
| PCIe Lanes | — | 0 |
Value Analysis
The Core i3-540 launched at $133 MSRP, while the Core 2 Duo T5600 debuted at $241.
| Feature | Core i3-540 | Core 2 Duo T5600 |
|---|---|---|
| MSRP | $133-45% | $241 |
| Avg Price (30d) | $5 | — |
| Release Date | 2010 | 2006 |
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