Core Duo T2400 vs Core 2 Duo E6540
Core Duo T2400
Core 2 Duo E6540
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 T2400 is positioned at rank 1205 and the Core 2 Duo E6540 is on rank 1009, so the Core 2 Duo E6540 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 T2400
Performance Per Dollar Core 2 Duo E6540
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Duo T2400 | Core 2 Duo E6540 |
|---|---|---|
| Gaming | ✅ Superior gaming performance | ❌ Lower gaming performance |
| Workstation | ❌ Weaker in multi-core tasks | ✅ Better multi-core power |
| Price | ⚠️ Higher cost ($294) | ✅ More affordable ($15) |
| Longevity | 🛑 Legacy (Yonah (2005−2006) / 65 nm) | 🛑 Legacy (Legacy / 65 nm) |
💎 Value Proposition
| Insight | Core Duo T2400 | Core 2 Duo E6540 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ✅ Better overall value (+1869%) |
| Upfront Cost | ⚠️ Higher cost ($294) | ✅ More affordable ($15) |
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 T2400 and Core 2 Duo E6540
Core Duo T2400
The Core Duo T2400 is manufactured by Intel. It was released in Janeiro 2006 (19 years ago). It is based on the Yonah (2005−2006) 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): 31 Watt. Memory support: DDR1. Passmark benchmark score: 1,488 points. Launch price was $16.
Core 2 Duo E6540
The Core 2 Duo E6540 is manufactured by Intel. It was released in 2008-01-01. It has 2 cores. Base frequency: 2.33 GHz. L3 cache: 4 MB L2 Cache. Built on 65 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Passmark benchmark score: 1,495 points. Launch price was $249.
Processing Power
Both the Core Duo T2400 and Core 2 Duo E6540 share an identical 2-core/2-thread configuration. The Core Duo T2400 is built on the Yonah (2005−2006) architecture. In PassMark, the Core Duo T2400 scores 1,488 against the Core 2 Duo E6540's 1,495 — a 0.5% lead for the Core 2 Duo E6540. L3 cache: 0 kB on the Core Duo T2400 vs 4 MB L2 Cache on the Core 2 Duo E6540.
| Feature | Core Duo T2400 | Core 2 Duo E6540 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 |
| Boost Clock | 1.83 GHz | — |
| Base Clock | 1.83 GHz | 2.33 GHz+27% |
| L3 Cache | 0 kB | 4 MB L2 Cache |
| L2 Cache | 2 MB | — |
| Process | 65 nm | 65 nm |
| Architecture | Yonah (2005−2006) | — |
| PassMark | 1,488 | 1,495 |
Memory & Platform
The Core Duo T2400 uses the PGA478 socket (PCIe 1.1), while the Core 2 Duo E6540 uses LGA775 (PCIe 1.1) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR2-667 on the Core Duo T2400 versus 1333 on the Core 2 Duo E6540 — the Core 2 Duo E6540 supports 199.4% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Core 2 Duo E6540 supports up to 16 of RAM compared to 4 GB — 120% more capacity for professional workloads. Both feature 2-channel memory with ECC support. Both provide 16 PCIe lanes. Chipset compatibility: 945GM,945PM (Core Duo T2400) and P35,G31,G33,P45 (Core 2 Duo E6540).
| Feature | Core Duo T2400 | Core 2 Duo E6540 |
|---|---|---|
| Socket | PGA478 | LGA775 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR2-667 | 1333+66550% |
| Max RAM Capacity | 4 GB+26214300% | 16 |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 16 |
Advanced Features
Neither processor supports overclocking. Virtualization support: VT-x (Core Duo T2400) vs true (Core 2 Duo E6540). Primary use case: Core Duo T2400 targets Budget. Direct competitor: Core Duo T2400 rivals Pentium T2310; Core 2 Duo E6540 rivals Athlon 64 X2 6000+.
| Feature | Core Duo T2400 | Core 2 Duo E6540 |
|---|---|---|
| Integrated GPU | No | No |
| IGPU Model | — | None |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | true |
| Target Use | Budget | — |
Value Analysis
The Core Duo T2400 launched at $294 MSRP, while the Core 2 Duo E6540 debuted at $163.
| Feature | Core Duo T2400 | Core 2 Duo E6540 |
|---|---|---|
| MSRP | $294 | $163-45% |
| Avg Price (30d) | — | $15 |
| Release Date | 2006 | 2007 |
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