
Core Duo T2400 vs Core 2 Duo T8300

Core Duo T2400

Core 2 Duo T8300
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 T8300 is on rank 710, so the Core 2 Duo T8300 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 T8300
Performance Comparison
About PassMark🏆 Chipversus Verdict
🚀 Performance Leadership
| Insight | Core Duo T2400 | Core 2 Duo T8300 |
|---|---|---|
| Gaming | ❌ Lower gaming performance | ✅ Superior gaming performance |
| Workstation | ✅ Better multi-core power | ❌ Weaker in multi-core tasks |
| Price | ⚠️ Higher cost ($294) | ✅ More affordable ($0) |
| Longevity | 🛑 Legacy (Yonah (2005−2006) / 65 nm) | 🛑 Legacy (Penryn (2008−2011) / 45 nm) |
💎 Value Proposition
| Insight | Core Duo T2400 | Core 2 Duo T8300 |
|---|---|---|
| Cost Efficiency | ❌ Lower cost efficiency | ❌ Lower cost efficiency |
| Upfront Cost | ⚠️ Higher cost ($294) | ✅ 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 Core Duo T2400 and Core 2 Duo T8300

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 T8300
The Core 2 Duo T8300 is manufactured by Intel. It was released in 10 January 2008 (17 years ago). It is based on the Penryn (2008−2011) architecture. It features 2 cores and 2 threads. Base frequency is 2.4 GHz, with boost up to 2.4 GHz. L3 cache: 3 MB L2 Cache. L2 cache: 3 MB. Built on 45 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 1,472 points. Launch price was $241.
Processing Power
Both the Core Duo T2400 and Core 2 Duo T8300 share an identical 2-core/2-thread configuration. Boost clocks reach 1.83 GHz on the Core Duo T2400 versus 2.4 GHz on the Core 2 Duo T8300 — a 27% clock advantage for the Core 2 Duo T8300 (base: 1.83 GHz vs 2.4 GHz). The Core Duo T2400 uses the Yonah (2005−2006) architecture (65 nm), while the Core 2 Duo T8300 uses Penryn (2008−2011) (45 nm). In PassMark, the Core Duo T2400 scores 1,488 against the Core 2 Duo T8300's 1,472 — a 1.1% lead for the Core Duo T2400. L3 cache: 0 kB on the Core Duo T2400 vs 3 MB L2 Cache on the Core 2 Duo T8300.
| Feature | Core Duo T2400 | Core 2 Duo T8300 |
|---|---|---|
| Cores / Threads | 2 / 2 | 2 / 2 |
| Boost Clock | 1.83 GHz | 2.4 GHz+31% |
| Base Clock | 1.83 GHz | 2.4 GHz+31% |
| L3 Cache | 0 kB | 3 MB L2 Cache |
| L2 Cache | 2 MB | 3 MB+50% |
| Process | 65 nm | 45 nm-31% |
| Architecture | Yonah (2005−2006) | Penryn (2008−2011) |
| PassMark | 1,488+1% | 1,472 |
| Geekbench 6 Single | — | 450 |
| Geekbench 6 Multi | — | 850 |
Memory & Platform
Both processors use the PGA478 socket with PCIe 1.1. Both support up to DDR2-667 memory speed. The Core 2 Duo T8300 supports up to 8 GB of RAM compared to 4 GB — 66.7% more capacity for professional workloads. Both feature 2-channel memory with ECC support. PCIe lanes: 16 (Core Duo T2400) vs 0 (Core 2 Duo T8300) — the Core Duo T2400 offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: 945GM,945PM (Core Duo T2400) and GM965,PM965 (Core 2 Duo T8300).
| Feature | Core Duo T2400 | Core 2 Duo T8300 |
|---|---|---|
| Socket | PGA478 | PGA478 |
| PCIe Generation | PCIe 1.1 | PCIe 1.1 |
| Max RAM Speed | DDR2-667 | DDR2-800 |
| Max RAM Capacity | 4 GB | 8 GB+100% |
| RAM Channels | 2 | 2 |
| ECC Support | ❌ | ❌ |
| PCIe Lanes | 16 | 0 |
Advanced Features
Neither processor supports overclocking. Both support VT-x virtualization. Primary use case: Core Duo T2400 targets Budget, Core 2 Duo T8300 targets Legacy Laptop. Direct competitor: Core Duo T2400 rivals Pentium T2310.
| Feature | Core Duo T2400 | Core 2 Duo T8300 |
|---|---|---|
| Integrated GPU | No | No |
| Unlocked | No | No |
| AVX-512 | No | No |
| Virtualization | VT-x | VT-x |
| Target Use | Budget | Legacy Laptop |
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